Doctor profile · Federal record
Dr. William Gammill, DO
Internal Medicine Physician (CMS: Internal Medicine) · Pediatrics Physician · Emergency Medicine Physician · Enterprise, AL
- NPI 1437199908
- Accepts Medicare
- 23 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
101 E Brunson St, Suite 200
Enterprise, AL 363302526
(334) 393-3686
fax (334) 347-4906
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- March 22, 2010
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Alabama #DO 868 · Alabama #DO868
- Medicaid
- AL #009980585
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437199908. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
9,415
Distinct HCPCS
10
Medicare allowed
$331,326
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,115 | 474 | $116 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 769 | 441 | $8 | |
80053 |
Blood test, comprehensive group of blood chemicals | 741 | 432 | $10 | |
80061 |
Blood test, lipids (cholesterol and triglycerides) | 715 | 440 | $13 | |
81003 |
Automated urinalysis test | 656 | 397 | $2 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 561 | 380 | $16 | |
36415 |
Insertion of needle into vein for collection of blood sample | 515 | 358 | $8 | |
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 461 | 53 | $58 | |
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 416 | 49 | $0 | |
83036 |
Hemoglobin a1c level | 335 | 225 | $9 |
In context: peer comparison
Among 4 peers in Enterprise Internal Medicine Physician, average services per provider: 150. This provider delivers 63× the peer median.Open Payments
Industry payments received
All-time total
$1,554
Transactions
107
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 21 | $303.03 | |
| Novo Nordisk INC | 17 | $190.36 | |
| Lilly USA, LLC | 19 | $184.89 | |
| AstraZeneca Pharmaceuticals Lp | 9 | $169.68 | |
| Pfizer INC. | 12 | $145.45 | |
| Amgen INC. | 7 | $114.80 | |
| Otsuka America Pharmaceutical, INC. | 5 | $92.41 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 5 | $77.50 | |
| GlaxoSmithKline, LLC. | 4 | $73.86 | |
| Axsome Therapeutics, INC. | 2 | $37.43 | |
| Corium, LLC | 1 | $29.57 | |
| Exact Sciences Corporation | 2 | $27.02 | |
| Esperion Therapeutics, INC. | 1 | $26.41 | |
| Sumitomo Pharma America, INC. | 1 | $18.39 | |
| Averitas Pharma INC. | 1 | $18.09 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
6,307
Patients
1,493
Total drug cost
$100,704
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 636 | 148 | $12,347 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 564 | 82 | $18,499 |
| Atorvastatin Calcium | Generic | 505 | 131 | $8,080 |
| Omeprazole | Generic | 473 | 128 | $7,975 |
| Pantoprazole Sodium | Generic | 462 | 122 | $8,183 |
| Gabapentin | Generic | 457 | 94 | $9,622 |
| Tramadol Hcl | Generic | 433 | 77 | $4,178 |
| Amlodipine Besylate | Generic | 423 | 114 | $4,283 |
| Lisinopril | Generic | 407 | 106 | $4,156 |
| Alprazolam | Generic | 360 | 55 | $2,443 |
Hospital affiliations
Frequently asked questions
What is Dr. William Gammill's medical specialty?
Dr. William Gammill practices Internal Medicine Physician in Enterprise, AL.
Where does Dr. William Gammill practice?
Dr. William Gammill practices at 101 E Brunson St, Enterprise, AL 363302526. Office phone: 3343933686.
What is Dr. William Gammill's NPI?
Dr. William Gammill's National Provider Identifier (NPI) is 1437199908, issued by NPPES.
Does Dr. William Gammill accept Medicare assignment?
Yes. Dr. William Gammill accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Gammill commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.