Payment Breakdown by Category
Payments by Nature
| Nature of Payment | Amount | Transactions | Share |
|---|---|---|---|
| Food and Beverage | $11,497 | 646 | 98.9% |
| Education | $126.63 | 5 | 1.1% |
Top Paying Companies
| Company | Total | Records | Latest Year |
|---|---|---|---|
| Novo Nordisk Inc | $1,542 | 74 | $0 (2024) |
| PFIZER INC. | $1,439 | 66 | $0 (2024) |
| AbbVie Inc. | $1,403 | 78 | $0 (2023) |
| AstraZeneca Pharmaceuticals LP | $916.75 | 51 | $0 (2020) |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $799.77 | 40 | $0 (2022) |
| Novartis Pharmaceuticals Corporation | $493.35 | 25 | $0 (2023) |
| GlaxoSmithKline, LLC. | $492.51 | 29 | $0 (2023) |
| Takeda Pharmaceuticals U.S.A., Inc. | $455.08 | 33 | $0 (2022) |
| Allergan Inc. | $433.15 | 35 | $0 (2019) |
| Amgen Inc. | $428.75 | 24 | $0 (2023) |
Payment History by Year
| Year | Amount | Transactions | Top Company |
|---|---|---|---|
| 2024 | $253.15 | 11 | Novo Nordisk Inc ($152.64) |
| 2023 | $920.50 | 41 | PFIZER INC. ($303.31) |
| 2022 | $1,085 | 51 | PFIZER INC. ($260.52) |
| 2021 | $1,652 | 84 | PFIZER INC. ($289.77) |
| 2020 | $913.61 | 47 | AbbVie Inc. ($205.12) |
| 2019 | $1,577 | 79 | AbbVie, Inc. ($260.22) |
| 2018 | $2,391 | 158 | AstraZeneca Pharmaceuticals LP ($374.05) |
| 2017 | $2,832 | 180 | AstraZeneca Pharmaceuticals LP ($431.54) |
All Payment Transactions
651 individual payment records from CMS Open Payments — Page 27 of 27
| Date | Company | Product | Nature | Form | Amount | Type |
|---|---|---|---|---|---|---|
| 01/04/2017 | Merck Sharp & Dohme Corporation | ASMANEX (Drug), BELSOMRA, DULERA | Food and Beverage | In-kind items and services | $16.37 | General |
| Category: RESPIRATORY | ||||||
Medicare Billing by Year
| Year | Procedures | Beneficiaries | Services | Submitted | Medicare Paid |
|---|---|---|---|---|---|
| 2023 | 9 | 387 | 633 | $92,164 | $38,614 |
| 2022 | 7 | 181 | 226 | $36,936 | $16,768 |
| 2021 | 6 | 128 | 171 | $21,873 | $10,708 |
| 2020 | 8 | 182 | 229 | $30,596 | $12,529 |
All Medicare Procedures & Services
30 procedure records from CMS Medicare Utilization — Page 1 of 2
| HCPCS | Description | Setting | Year | Patients | Services | Charges | Medicare Paid | Ratio |
|---|---|---|---|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2023 | 43 | 166 | $33,200 | $15,381 | 46.3% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Office | 2023 | 70 | 70 | $28,000 | $10,613 | 37.9% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Office | 2023 | 47 | 66 | $18,150 | $8,616 | 47.5% |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Office | 2023 | 89 | 92 | $5,270 | $1,107 | 21.0% |
| 96372 | Injection of drug or substance under skin or into muscle | Office | 2023 | 18 | 86 | $4,090 | $921.01 | 22.5% |
| 36415 | Insertion of needle into vein for collection of blood sample | Office | 2023 | 86 | 101 | $1,515 | $848.40 | 56.0% |
| 90662 | Influenza vaccine split virus, preservative free | Office | 2023 | 11 | 11 | $1,100 | $787.84 | 71.6% |
| G0008 | Administration of influenza virus vaccine | Office | 2023 | 12 | 12 | $420.00 | $317.46 | 75.6% |
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Office | 2023 | 11 | 29 | $419.00 | $22.00 | 5.3% |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | Office | 2022 | 39 | 39 | $14,750 | $7,029 | 47.7% |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | Office | 2022 | 24 | 57 | $11,400 | $4,232 | 37.1% |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | Office | 2022 | 21 | 23 | $6,325 | $3,304 | 52.2% |
| 90662 | Influenza vaccine split virus, preservative free | Office | 2022 | 19 | 19 | $1,466 | $1,250 | 85.2% |
| G0008 | Administration of influenza virus vaccine | Office | 2022 | 19 | 19 | $475.00 | $465.50 | 98.0% |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Office | 2022 | 31 | 33 | $1,980 | $381.84 | 19.3% |
| 36415 | Insertion of needle into vein for collection of blood sample | Office | 2022 | 28 | 36 | $540.00 | $106.74 | 19.8% |
| 99214 | Established patient outpatient visit, total time 30-39 minutes | Office | 2021 | 20 | 56 | $11,200 | $4,853 | 43.3% |
| 99205 | New patient outpatient visit, total time 60-74 minutes | Office | 2021 | 19 | 19 | $7,125 | $3,700 | 51.9% |
| 90662 | Vaccine for influenza for injection into muscle, split virus, preservation free | Office | 2021 | 23 | 23 | $1,403 | $1,403 | 100.0% |
| G0008 | Administration of influenza virus vaccine | Office | 2021 | 24 | 24 | $600.00 | $430.56 | 71.8% |
| 93000 | Routine ekg using at least 12 leads including interpretation and report | Office | 2021 | 18 | 18 | $1,080 | $235.26 | 21.8% |
| 36415 | Insertion of needle into vein for collection of blood sample | Office | 2021 | 24 | 31 | $465.00 | $86.80 | 18.7% |
| 99205 | New patient office or other outpatient visit, typically 60 minutes | Office | 2020 | 29 | 29 | $10,875 | $4,651 | 42.8% |
| 99214 | Established patient office or other outpatient, visit typically 25 minutes | Office | 2020 | 17 | 42 | $8,400 | $3,137 | 37.3% |
| 99215 | Established patient office or other outpatient, visit typically 40 minutes | Office | 2020 | 19 | 24 | $6,600 | $2,403 | 36.4% |
About Dr. Gilberto Zavala, MD
Dr. Gilberto Zavala, MD is a Internal Medicine healthcare provider based in Chicago, Illinois. This provider has been registered with the National Plan and Provider Enumeration System (NPPES) since 07/12/2006. The National Provider Identifier (NPI) number assigned to this provider is 1699700872.
According to the Centers for Medicare & Medicaid Services (CMS) Open Payments database, Dr. Gilberto Zavala, MD has received a total of $11,624 in payments from pharmaceutical and medical device companies, with $253.15 received in 2024. These payments were reported across 651 transactions from 42 companies. The most common payment nature is "Food and Beverage" ($11,497).
As a Medicare-enrolled provider, Zavala has provided services to 878 Medicare beneficiaries, totaling 1,259 services with total Medicare billing of $78,620. Data is available for 4 years (2020–2023), covering 30 distinct procedure/service records.
Practice Information
- Specialty Internal Medicine
- Location Chicago, IL
- Active Since 07/12/2006
- Last Updated 05/08/2020
- Taxonomy Code 207R00000X
- Entity Type Individual
- NPI Number 1699700872
Products in Payments
- ELIQUIS (Drug) $982.97
- FARXIGA (Drug) $500.25
- ENTRESTO (Drug) $493.35
- Livalo (Drug) $408.63
- LINZESS (Drug) $392.41
- JARDIANCE (Drug) $375.97
- Ozempic (Drug) $326.80
- Victoza (Drug) $315.23
- EVENITY (Biological) $307.02
- SYMBICORT (Drug) $279.98
- Synthroid (Drug) $260.58
- CHANTIX (Drug) $240.47
- STIOLTO RESPIMAT (Drug) $226.69
- TRINTELLIX (Drug) $215.42
- Rybelsus (Drug) $204.59
- Trintellix (Drug) $203.61
- Saxenda (Drug) $203.18
- Wegovy (Drug) $201.84
- JANUVIA (Drug) $201.78
- XIFAXAN (Drug) $193.88
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.
Internal Medicine Doctors in Chicago
Dr. Myles Wolf, Md, MD
Internal Medicine — Payments: $1.8M
Dr. Merle Diamond, Md, MD
Internal Medicine — Payments: $1.4M
Dr. Elizabeth Kiracofe, M.d, M.D
Internal Medicine — Payments: $1.2M
Robert Kushner, Md, MD
Internal Medicine — Payments: $549,886
Dr. Adam Stein, M.d, M.D
Internal Medicine — Payments: $503,325
Devalingam Mahalingam, M.d, M.D
Internal Medicine — Payments: $501,247