Doctor profile · Federal record
Dr. John Clothier, M.D.
Family Medicine Physician (CMS: Family Practice) · Sports Medicine (Family Medicine) Physician · San Rafael, CA
- NPI 1750431250
- 33 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
4000 Civic Center Dr Ste 206
San Rafael, CA 949035233
(415) 925-8865
fax (415) 446-0134 - Additional location
-
335 S McDowell Blvd
Petaluma, CA 949543507
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- March 17, 2026
- Year of graduation
- 1993 — 33 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- California #G81579
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1750431250. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
627
Distinct HCPCS
9
Medicare allowed
$68,410
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 269 | 255 | $102 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 137 | 133 | $144 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 62 | 62 | $127 | |
81002 |
Urinalysis, manual test | 40 | 40 | $3 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 39 | 39 | $184 | |
87635 |
Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen | 34 | 33 | $50 | |
87880 |
Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) | 20 | 20 | $16 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 14 | 14 | $201 | |
87502 |
Detection test by nucleic acid for multiple types influenza virus | 12 | 12 | $94 |
In context: peer comparison
Among 10 peers in San Rafael Family Medicine Physician, average services per provider: 139. This provider delivers 4.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
227
Patients
203
Total drug cost
$10,239
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Flovent Hfa (Fluticasone Propionate) | Brand | 28 | 18 | $8,110 |
| Prednisone | Generic | 27 | 27 | $50 |
| Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) | Brand | 25 | 24 | $476 |
| Fluticasone Propionate | Generic | 23 | 15 | $289 |
| Paxlovid (Eua) (Nirmatrelvir/Ritonavir) | Brand | 23 | 22 | $241 |
| Azithromycin | Generic | 22 | 22 | $134 |
| Cephalexin | Generic | 18 | 18 | $113 |
| Ciprofloxacin Hcl | Generic | 18 | 18 | $186 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 17 | 17 | $169 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 15 | 11 | $412 |
Frequently asked questions
What is Dr. John Clothier's medical specialty?
Dr. John Clothier practices Family Medicine Physician in San Rafael, CA.
Where does Dr. John Clothier practice?
Dr. John Clothier practices at 4000 Civic Center Dr Ste 206, San Rafael, CA 949035233. Office phone: 4159258865.
What is Dr. John Clothier's NPI?
Dr. John Clothier's National Provider Identifier (NPI) is 1750431250, issued by NPPES.
Does Dr. John Clothier accept Medicare assignment?
Dr. John Clothier does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. John Clothier 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); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.