Doctor profile · Federal record
Dr. William Baker, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Bakersfield, CA
- NPI 1720040793
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 51 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3008 Sillect Ave, Suite 240
Bakersfield, CA 933086340
(661) 616-9300
fax (661) 616-9301
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- June 11, 2014
- Year of graduation
- 1975 — 51 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #G32298
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1720040793. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
15,405
Distinct HCPCS
10
Medicare allowed
$1,202,886
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 4,738 | 933 | $131 | |
Q9967 |
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 3,101 | 31 | $0 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 2,066 | 759 | $93 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 404 | 404 | $133 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 387 | 340 | $15 | |
G0442 |
Annual alcohol misuse screening, 5 to 15 minutes | 339 | 339 | $19 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 315 | 201 | $93 | |
81002 |
Urinalysis, manual test | 312 | 202 | $3 | |
96372 |
Injection of drug or substance under skin or into muscle | 308 | 136 | $15 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 287 | 53 | $1 |
In context: peer comparison
Among 55 peers in this city , average services per provider: 228. This provider delivers 68× the peer median.Open Payments
Industry payments received
All-time total
$1,089
Transactions
69
Manufacturers
14
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Amgen Inc. | 27 | $335.21 | |
| GlaxoSmithKline, LLC. | 9 | $141.24 | |
| Novartis Pharmaceuticals Corporation | 5 | $109.66 | |
| ABBVIE INC. | 6 | $96.87 | |
| PFIZER INC. | 4 | $90.74 | |
| Novo Nordisk Inc | 4 | $64.98 | |
| Bayer Healthcare Pharmaceuticals Inc. | 3 | $58.32 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 2 | $36.41 | |
| Radius Health, Inc. | 1 | $32.51 | |
| Lilly USA, LLC | 2 | $31.11 | |
| Otsuka America Pharmaceutical, Inc. | 2 | $29.79 | |
| AstraZeneca Pharmaceuticals LP | 2 | $27.73 | |
| Daiichi Sankyo Inc. | 1 | $19.91 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 1 | $14.13 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
5,746
Patients
1,542
Total drug cost
$248,556
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 1,098 | 303 | $13,225 |
| Amlodipine Besylate | Generic | 618 | 164 | $3,769 |
| Ramipril | Generic | 492 | 126 | $6,662 |
| Rosuvastatin Calcium | Generic | 476 | 133 | $10,925 |
| Levothyroxine Sodium | Generic | 472 | 131 | $6,866 |
| Metoprolol Succinate | Generic | 397 | 86 | $7,369 |
| Metformin Hcl | Generic | 295 | 82 | $2,232 |
| Tamsulosin Hcl | Generic | 294 | 82 | $6,261 |
| Losartan Potassium | Generic | 253 | 77 | $3,574 |
| Montelukast Sodium | Generic | 252 | 73 | $3,300 |
Hospital affiliations
Frequently asked questions
What is Dr. William Baker's medical specialty?
Dr. William Baker practices Internal Medicine Physician in Bakersfield, CA.
Where does Dr. William Baker practice?
Dr. William Baker practices at 3008 Sillect Ave, Bakersfield, CA 933086340. Office phone: 6616169300.
What is Dr. William Baker's NPI?
Dr. William Baker's National Provider Identifier (NPI) is 1720040793, issued by NPPES.
Does Dr. William Baker accept Medicare assignment?
Yes. Dr. William Baker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Baker commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.