Total Payments
$9,555
2024 Payments
$764.74
Companies
57
Transactions
730
Medicare Patients
7,581
Medicare Billing
$750,435
Payment Breakdown by Category
Food & Beverage$9,388 (98.3%)
Education$167.19 (1.7%)
Other$0.00 (0.0%)
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $9,388 | 705 | 98.3% |
| Education | $167.19 | 25 | 1.7% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| GlaxoSmithKline, LLC. | $1,335 | 99 | $0 (2024) |
| Novo Nordisk Inc | $1,202 | 131 | $0 (2024) |
| AstraZeneca Pharmaceuticals LP | $834.70 | 41 | $0 (2024) |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $787.25 | 34 | $0 (2021) |
| Amarin Pharma Inc. | $697.49 | 74 | $0 (2022) |
| Kowa Pharmaceuticals America, Inc. | $576.89 | 12 | $0 (2018) |
| PFIZER INC. | $506.41 | 43 | $0 (2024) |
| Merck Sharp & Dohme LLC | $348.02 | 34 | $0 (2022) |
| ABBVIE INC. | $345.37 | 22 | $0 (2024) |
| Allergan, Inc. | $318.65 | 30 | $0 (2020) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $764.74 | 42 | GlaxoSmithKline, LLC. ($383.61) |
| 2023 | $330.67 | 20 | GlaxoSmithKline, LLC. ($73.03) |
| 2022 | $819.73 | 54 | GlaxoSmithKline, LLC. ($192.40) |
| 2021 | $967.97 | 93 | Amarin Pharma Inc. ($197.36) |
| 2020 | $1,162 | 96 | Novo Nordisk Inc ($229.95) |
| 2019 | $1,439 | 115 | Boehringer Ingelheim Pharmaceuticals, Inc. ($352.29) |
| 2018 | $1,630 | 136 | Novo Nordisk Inc ($232.27) |
| 2017 | $2,442 | 174 | Kowa Pharmaceuticals America, Inc. ($492.65) |
All Payment Transactions
730 individual payment records from CMS Open Payments — Page 1 of 30
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 12/11/2024 | GlaxoSmithKline, LLC. | TRELEGY ELLIPTA (Drug) | Food and Beverage | In-kind items and services | $20.36 | General |
| Category: RESPIRATORY | ||||||
| 11/22/2024 | PFIZER INC. | NURTEC ODT (Drug), ZAVZPRET | Food and Beverage | In-kind items and services | $5.79 | General |
| Category: PAIN | ||||||
| 11/14/2024 | GlaxoSmithKline, LLC. | SHINGRIX (Biological) | Food and Beverage | In-kind items and services | $19.43 | General |
| Category: VACCINES | ||||||
| 11/13/2024 | GlaxoSmithKline, LLC. | TRELEGY ELLIPTA (Drug) | Food and Beverage | In-kind items and services | $15.31 | General |
| Category: RESPIRATORY | ||||||
| 10/17/2024 | GlaxoSmithKline, LLC. | TRELEGY ELLIPTA (Drug) | Food and Beverage | In-kind items and services | $21.77 | General |
| Category: RESPIRATORY | ||||||
| 10/16/2024 | Novo Nordisk Inc | Ozempic (Drug), Rybelsus | Food and Beverage | In-kind items and services | $18.67 | General |
| Category: Diabetes | ||||||
| 10/08/2024 | PFIZER INC. | NURTEC ODT (Drug), ZAVZPRET | Food and Beverage | In-kind items and services | $7.80 | General |
| Category: PAIN | ||||||
| 10/02/2024 | GlaxoSmithKline, LLC. | SHINGRIX (Biological) | Food and Beverage | In-kind items and services | $11.72 | General |
| Category: VACCINES | ||||||
| 09/27/2024 | Novo Nordisk Inc | Ozempic (Drug), Rybelsus | Food and Beverage | In-kind items and services | $16.53 | General |
| Category: Diabetes | ||||||
| 09/19/2024 | GlaxoSmithKline, LLC. | TRELEGY ELLIPTA (Drug) | Food and Beverage | In-kind items and services | $17.46 | General |
| Category: RESPIRATORY | ||||||
| 09/17/2024 | GlaxoSmithKline, LLC. | TRELEGY ELLIPTA (Drug) | Food and Beverage | In-kind items and services | $5.83 | General |
| Category: RESPIRATORY | ||||||
| 09/04/2024 | PFIZER INC. | ELIQUIS (Drug), NURTEC ODT | Food and Beverage | In-kind items and services | $15.72 | General |
| Category: CARDIOVASCULAR;METABOLIC DISEASE | ||||||
| 09/04/2024 | PFIZER INC. | ELIQUIS (Drug), NURTEC ODT | Food and Beverage | In-kind items and services | $2.16 | General |
| Category: CARDIOVASCULAR;METABOLIC DISEASE | ||||||
| 08/30/2024 | PFIZER INC. | ELIQUIS (Drug), NURTEC ODT | Food and Beverage | In-kind items and services | $9.86 | General |
| Category: CARDIOVASCULAR;METABOLIC DISEASE | ||||||
| 08/29/2024 | Novo Nordisk Inc | Ozempic (Drug), Rybelsus | Food and Beverage | In-kind items and services | $13.25 | General |
| Category: Diabetes | ||||||
| 08/21/2024 | GlaxoSmithKline, LLC. | TRELEGY ELLIPTA (Drug) | Food and Beverage | In-kind items and services | $17.54 | General |
| Category: RESPIRATORY | ||||||
| 08/16/2024 | PFIZER INC. | NURTEC ODT (Drug), ZAVZPRET | Food and Beverage | In-kind items and services | $8.90 | General |
| Category: PAIN | ||||||
| 08/06/2024 | Amgen Inc. | Otezla (Drug), Repatha | Food and Beverage | In-kind items and services | $18.69 | General |
| Category: Inflammation | ||||||
| 07/24/2024 | GlaxoSmithKline, LLC. | AREXVY (Drug), TRELEGY ELLIPTA | Food and Beverage | In-kind items and services | $16.87 | General |
| Category: RESPIRATORY | ||||||
| 07/16/2024 | Salix Pharmaceuticals, a division of Bausch Health US, LLC | XIFAXAN (Drug) | Food and Beverage | In-kind items and services | $17.24 | General |
| Category: Gastroenterology | ||||||
| 07/16/2024 | PFIZER INC. | NURTEC ODT (Drug), ZAVZPRET | Food and Beverage | In-kind items and services | $16.46 | General |
| Category: PAIN | ||||||
| 06/25/2024 | Echosens North America, Inc. | FibroScan (Device) | Food and Beverage | Cash or cash equivalent | $13.14 | General |
| Category: Elastography | ||||||
| 06/14/2024 | PFIZER INC. | ELIQUIS (Drug), NURTEC ODT | Food and Beverage | In-kind items and services | $15.92 | General |
| Category: CARDIOVASCULAR;METABOLIC DISEASE | ||||||
| 06/14/2024 | PFIZER INC. | ELIQUIS (Drug), NURTEC ODT | Food and Beverage | In-kind items and services | $1.64 | General |
| Category: CARDIOVASCULAR;METABOLIC DISEASE | ||||||
| 06/13/2024 | Phathom Pharmaceuticals, Inc. | VOQUEZNA (Drug) | Food and Beverage | In-kind items and services | $15.89 | General |
| Category: GASTROENTEROLOGY | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 17 | 1,603 | 2,907 | $562,840 | $180,310 |
| 2022 | 17 | 1,896 | 3,010 | $601,695 | $206,217 |
| 2021 | 16 | 2,027 | 3,173 | $530,045 | $195,797 |
| 2020 | 15 | 2,055 | 3,181 | $483,845 | $168,111 |
Total Patients
7,581
Total Services
12,271
Medicare Billing
$750,435
Procedure Codes
65
All Medicare Procedures & Services
65 procedure records from CMS Medicare Utilization — Page 1 of 3
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2023 | 598 | 1,818 | $399,960 | $119,201 | 29.8% |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Office | 2023 | 75 | 75 | $21,375 | $11,470 | 53.7% |
| 90694 | Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | Office | 2023 | 120 | 120 | $17,380 | $9,086 | 52.3% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 53 | 58 | $18,270 | $6,404 | 35.1% |
| G0008 | Administration of influenza virus vaccine | Office | 2023 | 153 | 154 | $9,240 | $5,589 | 60.5% |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | Office | 2023 | 72 | 72 | $19,080 | $5,292 | 27.7% |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | Office | 2023 | 93 | 100 | $22,000 | $5,228 | 23.8% |
| 99483 | Assessment of and care planning for patient with impaired thought processing, typically 60 minutes | Office | 2023 | 21 | 21 | $14,175 | $4,451 | 31.4% |
| 90677 | Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Office | 2023 | 14 | 14 | $4,550 | $3,946 | 86.7% |
| G0180 | Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | Office | 2023 | 35 | 58 | $8,700 | $2,923 | 33.6% |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Office | 2023 | 200 | 221 | $16,575 | $2,653 | 16.0% |
| 90662 | Influenza vaccine split virus, preservative free | Office | 2023 | 18 | 18 | $1,800 | $1,295 | 71.9% |
| 69210 | Removal of impacted ear wax | Office | 2023 | 17 | 17 | $2,550 | $722.24 | 28.3% |
| G0009 | Administration of pneumococcal vaccine | Office | 2023 | 19 | 19 | $1,140 | $689.51 | 60.5% |
| 90674 | Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free | Office | 2023 | 17 | 17 | $1,020 | $567.47 | 55.6% |
| 69209 | Removal of impacted ear wax by washing | Office | 2023 | 35 | 38 | $2,850 | $496.50 | 17.4% |
| 81002 | Urinalysis, manual test | Office | 2023 | 63 | 87 | $2,175 | $296.67 | 13.6% |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | Office | 2022 | 462 | 1,058 | $232,760 | $74,889 | 32.2% |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | Office | 2022 | 434 | 898 | $197,560 | $62,181 | 31.5% |
| 99483 | Assessment of and care planning for impaired thought processing, typically 50 minutes | Office | 2022 | 92 | 92 | $62,100 | $21,693 | 34.9% |
| 90694 | Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | Office | 2022 | 157 | 157 | $21,195 | $10,901 | 51.4% |
| G0008 | Administration of influenza virus vaccine | Office | 2022 | 214 | 218 | $13,080 | $7,863 | 60.1% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2022 | 47 | 50 | $15,750 | $5,678 | 36.1% |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Office | 2022 | 30 | 30 | $8,550 | $4,622 | 54.1% |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | Office | 2022 | 43 | 43 | $11,395 | $3,898 | 34.2% |
About Dr. Lorena Tan, MD
Dr. Lorena Tan, MD is a Family Medicine healthcare provider based in Livermore, California. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 07/28/2005. The National Provider Identifier (NPI) number assigned to this provider is 1417957697.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Lorena Tan, MD has received a total of $9,555 in payments from pharmaceutical and medical device companies, with $764.74 received in 2024. These payments were reported across 730 transactions from 57 companies. The most common payment nature is "Food and Beverage" ($9,388).
As a Medicare-enrolled provider, Tan has provided services to 7,581 Medicare beneficiaries, totaling 12,271 services with total Medicare billing of $750,435. Data is available for 4 years (2020–2023), covering 65 distinct procedure/service records.
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Practice Information
- Specialty Family Medicine
- Location Livermore, CA
- Active Since 07/28/2005
- Last Updated 11/15/2016
- Taxonomy Code 207Q00000X
- Entity Type Individual
- Practice Solo Practitioner
- NPI Number 1417957697
Products in Payments
- TRELEGY ELLIPTA (Drug) $808.22
- Ozempic (Drug) $719.66
- Vascepa (Drug) $697.49
- Livalo (Drug) $576.89
- Victoza (Drug) $359.30
- TRADJENTA (Drug) $321.65
- NURTEC ODT (Drug) $301.03
- SYMBICORT (Drug) $252.37
- JANUVIA (Drug) $250.40
- OFEV (Drug) $250.00
- UBRELVY (Drug) $222.57
- FARXIGA (Drug) $194.22
- JARDIANCE (Drug) $192.10
- XARELTO (Drug) $176.84
- QULIPTA (Drug) $142.46
- AREXVY (Drug) $136.61
- BREZTRI (Drug) $134.95
- ELIQUIS (Drug) $126.36
- SHINGRIX (Biological) $121.39
- VRAYLAR (Drug) $115.37
Explore
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.
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