Total Payments
$4,560
2024 Payments
$244.08
Companies
20
Transactions
77
Medicare Patients
1,062
Medicare Billing
$226,284
Payment Breakdown by Category
Food & Beverage$2,345 (51.4%)
Consulting$2,000 (43.9%)
Travel$183.96 (4.0%)
Education$31.33 (0.7%)
Other$0.00 (0.0%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $2,345 | 74 | 51.4% |
| Consulting Fee | $2,000 | 1 | 43.9% |
| Travel and Lodging | $183.96 | 1 | 4.0% |
| Education | $31.33 | 1 | 0.7% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Optinose US, Inc. | $2,441 | 6 | $0 (2018) |
| AstraZeneca Pharmaceuticals LP | $700.03 | 19 | $0 (2024) |
| Blueprint Medicines Corporation | $328.80 | 9 | $0 (2024) |
| Teva Pharmaceuticals USA, Inc. | $228.90 | 6 | $0 (2018) |
| Amgen Inc. | $169.51 | 4 | $0 (2023) |
| GENZYME CORPORATION | $149.86 | 8 | $0 (2024) |
| Regeneron Healthcare Solutions, Inc. | $132.75 | 7 | $0 (2023) |
| PFIZER INC. | $93.82 | 4 | $0 (2023) |
| ADVANCED RESPIRATORY, INC | $42.53 | 2 | $0 (2019) |
| Takeda Pharmaceuticals U.S.A., Inc. | $40.80 | 2 | $0 (2021) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $244.08 | 6 | Blueprint Medicines Corporation ($181.16) |
| 2023 | $395.64 | 17 | Blueprint Medicines Corporation ($118.33) |
| 2022 | $489.79 | 16 | AstraZeneca Pharmaceuticals LP ($173.64) |
| 2021 | $326.66 | 11 | AstraZeneca Pharmaceuticals LP ($169.46) |
| 2020 | $76.59 | 4 | Regeneron Healthcare Solutions, Inc. ($23.30) |
| 2019 | $294.87 | 8 | AstraZeneca Pharmaceuticals LP ($212.57) |
| 2018 | $2,507 | 9 | Optinose US, Inc. ($2,441) |
| 2017 | $225.46 | 6 | Teva Pharmaceuticals USA, Inc. ($200.69) |
All Payment Transactions
77 individual payment records from CMS Open Payments — Page 1 of 4
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 09/03/2024 | GENZYME CORPORATION | DUPIXENT (Biological) | Food and Beverage | In-kind items and services | $18.40 | General |
| Category: Immunology | ||||||
| 08/02/2024 | AstraZeneca Pharmaceuticals LP | AIRSUPRA (Drug) | Food and Beverage | In-kind items and services | $23.79 | General |
| Category: Respiratory | ||||||
| 06/11/2024 | Blueprint Medicines Corporation | AYVAKIT (Drug) | Food and Beverage | Cash or cash equivalent | $23.13 | General |
| Category: Oncology / Rare Diseases | ||||||
| 04/04/2024 | Blueprint Medicines Corporation | AYVAKIT (Drug) | Food and Beverage | In-kind items and services | $129.21 | General |
| Category: Oncology / Rare Diseases | ||||||
| 03/28/2024 | Blueprint Medicines Corporation | AYVAKIT (Drug) | Food and Beverage | Cash or cash equivalent | $28.82 | General |
| Category: Oncology / Rare Diseases | ||||||
| 01/23/2024 | AstraZeneca Pharmaceuticals LP | AIRSUPRA (Drug) | Food and Beverage | In-kind items and services | $20.73 | General |
| Category: Respiratory | ||||||
| 10/17/2023 | Blueprint Medicines Corporation | AYVAKIT (Drug) | Food and Beverage | Cash or cash equivalent | $23.38 | General |
| Category: Oncology / Rare Diseases | ||||||
| 10/02/2023 | Novartis Pharmaceuticals Corporation | XOLAIR (Drug) | Food and Beverage | In-kind items and services | $27.50 | General |
| Category: Pulmonary/Respiratory Diseases | ||||||
| 09/14/2023 | Amgen Inc. | TEZSPIRE (Biological) | Food and Beverage | In-kind items and services | $18.65 | General |
| Category: Inflammation | ||||||
| 08/28/2023 | Blueprint Medicines Corporation | — | Education | In-kind items and services | $31.33 | General |
| 08/25/2023 | AstraZeneca Pharmaceuticals LP | BREZTRI (Drug) | Food and Beverage | In-kind items and services | $18.45 | General |
| Category: Respiratory | ||||||
| 08/22/2023 | Amgen Inc. | TEZSPIRE (Biological) | Food and Beverage | In-kind items and services | $23.26 | General |
| Category: Inflammation | ||||||
| 08/18/2023 | Merck Sharp & Dohme LLC | — | Food and Beverage | In-kind items and services | $23.35 | General |
| 08/08/2023 | Blueprint Medicines Corporation | AYVAKIT (Drug) | Food and Beverage | In-kind items and services | $20.76 | General |
| Category: Oncology / Rare Diseases | ||||||
| 07/28/2023 | PFIZER INC. | PANZYGA (Biological), CUTAQUIG | Food and Beverage | In-kind items and services | $28.03 | General |
| Category: IMMUNOLOGY;INFLAMMATION | ||||||
| 07/27/2023 | Amgen Inc. | TEZSPIRE (Biological) | Food and Beverage | In-kind items and services | $29.26 | General |
| Category: Inflammation | ||||||
| 06/22/2023 | Blueprint Medicines Corporation | AYVAKIT (Drug) | Food and Beverage | In-kind items and services | $17.76 | General |
| Category: Oncology / Rare Diseases | ||||||
| 06/13/2023 | Regeneron Healthcare Solutions, Inc. | DUPIXENT (Biological) | Food and Beverage | In-kind items and services | $21.86 | General |
| Category: INFLAMMATION AND IMMUNOLOGY | ||||||
| 04/20/2023 | Incyte Corporation | OPZELURA (Drug) | Food and Beverage | Cash or cash equivalent | $23.78 | General |
| Category: Dermatology | ||||||
| 04/18/2023 | AstraZeneca Pharmaceuticals LP | FASENRA (Biological) | Food and Beverage | In-kind items and services | $21.18 | General |
| Category: Respiratory | ||||||
| 04/11/2023 | ALK-Abello, Inc | Odactra (Drug), Grastek, Ragwitek | Food and Beverage | In-kind items and services | $22.82 | General |
| Category: Allergy and Immunology | ||||||
| 03/30/2023 | PFIZER INC. | EUCRISA (Drug), CIBINQO, COMIRNATY | Food and Beverage | In-kind items and services | $19.17 | General |
| Category: DERMATOLOGY | ||||||
| 03/03/2023 | Blueprint Medicines Corporation | AYVAKIT (Drug) | Food and Beverage | In-kind items and services | $25.10 | General |
| Category: Oncology / Rare Diseases | ||||||
| 12/15/2022 | GENZYME CORPORATION | DUPIXENT (Biological), DUPIXENT | Food and Beverage | In-kind items and services | $24.39 | General |
| Category: Immunology | ||||||
| 12/13/2022 | kaleo, Inc. | AUVI-Q (Drug) | Food and Beverage | In-kind items and services | $35.67 | General |
| Category: Allergy | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 9 | 222 | 4,578 | $119,812 | $50,291 |
| 2022 | 10 | 268 | 5,111 | $130,147 | $53,763 |
| 2021 | 11 | 286 | 5,497 | $147,115 | $65,075 |
| 2020 | 8 | 286 | 5,425 | $135,896 | $57,156 |
Total Patients
1,062
Total Services
20,611
Medicare Billing
$226,284
Procedure Codes
38
All Medicare Procedures & Services
38 procedure records from CMS Medicare Utilization — Page 1 of 2
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 95165 | Professional service for preparation and provision of 1 or more antigens | Office | 2023 | 21 | 923 | $27,720 | $12,478 | 45.0% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 48 | 109 | $19,075 | $11,554 | 60.6% |
| 95004 | Test for allergy using allergenic extract | Office | 2023 | 26 | 2,872 | $42,817 | $10,402 | 24.3% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2023 | 37 | 77 | $9,625 | $5,783 | 60.1% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2023 | 30 | 30 | $5,850 | $4,192 | 71.7% |
| 95117 | Professional service for multiple injections of allergen | Office | 2023 | 19 | 389 | $9,725 | $4,160 | 42.8% |
| 95024 | Test for allergy using allergenic extract injected into skin | Office | 2023 | 19 | 154 | $2,480 | $1,094 | 44.1% |
| 94060 | Test to measure expiratory airflow and volume changes before and after medication administration | Office | 2023 | 11 | 13 | $2,080 | $421.68 | 20.3% |
| 94016 | Test to measure expiratory airflow and volume initiated by patient and evaluated by provider | Office | 2023 | 11 | 11 | $440.00 | $204.80 | 46.5% |
| 95004 | Test for allergy using allergenic extract | Office | 2022 | 33 | 3,390 | $49,352 | $12,556 | 25.4% |
| 95165 | Professional service for preparation and provision of 1 or more antigens | Office | 2022 | 27 | 862 | $27,655 | $11,480 | 41.5% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2022 | 58 | 103 | $18,025 | $11,231 | 62.3% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2022 | 55 | 89 | $11,125 | $6,465 | 58.1% |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | Office | 2022 | 28 | 28 | $5,460 | $4,063 | 74.4% |
| 95117 | Professional service for multiple injections of allergen | Office | 2022 | 22 | 308 | $7,700 | $3,075 | 39.9% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Office | 2022 | 12 | 12 | $3,360 | $2,138 | 63.6% |
| 95115 | Professional service for single injection of allergen | Office | 2022 | 11 | 230 | $5,750 | $1,872 | 32.6% |
| 95024 | Test for allergy using allergenic extract injected into skin | Office | 2022 | 11 | 75 | $1,160 | $588.79 | 50.8% |
| 94016 | Test to measure expiratory airflow and volume initiated by patient and evaluated by provider | Office | 2022 | 11 | 14 | $560.00 | $293.68 | 52.4% |
| 95165 | Preparation and provision of single or multiple antigens for allergen immunotherapy | Office | 2021 | 32 | 1,321 | $39,610 | $18,220 | 46.0% |
| 95004 | Injection of allergenic extracts into skin, accessed through the skin | Office | 2021 | 30 | 3,178 | $47,220 | $12,026 | 25.5% |
| 99214 | Established patient outpatient visit, total time 30-39 minutes | Office | 2021 | 51 | 99 | $16,465 | $11,063 | 67.2% |
| 99213 | Established patient outpatient visit, total time 20-29 minutes | Office | 2021 | 48 | 104 | $11,750 | $7,891 | 67.2% |
| 99205 | New patient outpatient visit, total time 60-74 minutes | Office | 2021 | 39 | 39 | $10,385 | $7,204 | 69.4% |
| 95117 | Injection of incremental dosages of allergen, 2 or more injections | Office | 2021 | 26 | 594 | $14,850 | $5,968 | 40.2% |
About Dr. Houshang Farhadian, MD
Dr. Houshang Farhadian, MD is a Pediatric Allergy/Immunology healthcare provider based in Santa Clarita, California. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 09/08/2006. The National Provider Identifier (NPI) number assigned to this provider is 1427152727.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Houshang Farhadian, MD has received a total of $4,560 in payments from pharmaceutical and medical device companies, with $244.08 received in 2024. These payments were reported across 77 transactions from 20 companies. The most common payment nature is "Food and Beverage" ($2,345).
As a Medicare-enrolled provider, Farhadian has provided services to 1,062 Medicare beneficiaries, totaling 20,611 services with total Medicare billing of $226,284. Data is available for 4 years (2020–2023), covering 38 distinct procedure/service records.
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Practice Information
- Specialty Pediatric Allergy/Immunology
- Location Santa Clarita, CA
- Active Since 09/08/2006
- Last Updated 02/05/2025
- Taxonomy Code 2080P0201X
- Entity Type Individual
- Practice Solo Practitioner
- NPI Number 1427152727
Products in Payments
- Xhance (Drug) $2,441
- DUPIXENT (Biological) $282.61
- AYVAKIT (Drug) $268.16
- TEZSPIRE (Biological) $267.85
- FASENRA (Drug) $248.01
- FASENRA (Biological) $224.61
- AIRDUO (Drug) $128.98
- QVAR (Drug) $87.93
- PANZYGA (Biological) $51.36
- AIRSUPRA (Drug) $44.52
- The Vest System Model 105 Home Care (Device) $42.53
- CUTAQUIG (Biological) $42.49
- TAKHZYRO (Biological) $40.80
- AUVI-Q (Drug) $35.67
- XOLAIR (Drug) $27.50
- SYMBICORT (Drug) $24.77
- OPZELURA (Drug) $23.78
- Odactra (Drug) $22.82
- ACTIMMUNE (Drug) $20.57
- ORLADEYO (Drug) $19.95
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Data Sources
Provider data from NPPES. Payment data from CMS Open Payments. Medicare data from CMS Medicare Provider Utilization. All data is public and updated periodically.