Doctor profile · Federal record
Dr. Matthew Zamora, PA-C
Internal Medicine Physician (CMS: Physician Assistant) · Bay City, MI
- NPI 1659883676
- Accepts Medicare
- 9 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4818 S Professional Dr
Bay City, MI 48706
(989) 686-8100
Credentials & registration
- NPI registered
- October 2017 — 9 yrs on file
- Year of graduation
- 2017 — 9 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Michigan #5601008472
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1659883676. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
413
Distinct HCPCS
4
Medicare allowed
$31,714
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 228 | 155 | $65 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 146 | 93 | $100 | |
96372 |
Injection of drug or substance under skin or into muscle | 23 | 14 | $11 | |
99495 |
Transitional care management services for problem of at least moderate complexity | 16 | 15 | $129 |
In context: peer comparison
Among 14 peers in Bay City Internal Medicine Physician, average services per provider: 130. This provider delivers 3.2× the peer median.Open Payments
Industry payments received
All-time total
$1,466
Transactions
68
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 13 | $320.44 | |
| Novo Nordisk INC | 14 | $250.84 | |
| Bayer Healthcare Pharmaceuticals INC. | 10 | $160.94 | |
| Novartis Pharmaceuticals Corporation | 5 | $108.80 | |
| Lilly USA, LLC | 5 | $77.31 | |
| Takeda Pharmaceuticals U.S.A., INC. | 3 | $65.16 | |
| Axsome Therapeutics, INC. | 2 | $60.04 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 3 | $59.92 | |
| Abbott Laboratories | 2 | $49.68 | |
| AstraZeneca Pharmaceuticals Lp | 3 | $43.76 | |
| Sumitomo Pharma America, INC. | 2 | $43.50 | |
| Amgen INC. | 2 | $39.15 | |
| Otsuka America Pharmaceutical, INC. | 2 | $35.85 | |
| Janssen Pharmaceuticals, INC | 1 | $25.12 | |
| Xeris Pharmaceuticals, INC. | 1 | $24.99 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,388
Patients
859
Total drug cost
$42,333
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 319 | 115 | $5,222 |
| Gabapentin | Generic | 217 | 63 | $4,037 |
| Levothyroxine Sodium | Generic | 200 | 72 | $3,575 |
| Amlodipine Besylate | Generic | 196 | 68 | $2,323 |
| Metformin Hcl | Generic | 191 | 68 | $2,934 |
| Lisinopril | Generic | 164 | 67 | $2,284 |
| Omeprazole | Generic | 154 | 47 | $2,982 |
| Tramadol Hcl | Generic | 153 | 72 | $848 |
| Pantoprazole Sodium | Generic | 142 | 58 | $2,427 |
| Cyclobenzaprine Hcl | Generic | 135 | 52 | $1,158 |
Frequently asked questions
What is Dr. Matthew Zamora's medical specialty?
Dr. Matthew Zamora practices Internal Medicine Physician in Bay City, MI.
Where does Dr. Matthew Zamora practice?
Dr. Matthew Zamora practices at 4818 S Professional Dr, Bay City, MI 48706. Office phone: 9896868100.
What is Dr. Matthew Zamora's NPI?
Dr. Matthew Zamora's National Provider Identifier (NPI) is 1659883676, issued by NPPES.
Does Dr. Matthew Zamora accept Medicare assignment?
Yes. Dr. Matthew Zamora accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Zamora commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Injection of drug or substance under skin or into muscle (HCPCS 96372). Source: CMS Medicare Physician & Other Practitioners file.