Doctor profile · Federal record
Dr. Charles Moser, PH.D., M.D.
Internal Medicine Physician · San Francisco, CA
- NPI 1083615983
- 21 yrs on file
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
45 Castro St
San Francisco, CA 941141010
(415) 600-4900
fax (415) 369-1365 - Additional location
-
1199 Bush St Ste 400
San Francisco, CA 941095975
(415) 921-8210
fax (415) 921-0387 - Additional location
-
899 Valencia St
San Francisco, CA 941101736
(415) 600-6960
fax (415) 369-1244 - Mailing address
-
325 Distel Cir
Los Altos, CA 940221408
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- August 28, 2020
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #G75487
- Medicaid
- CA #00G754870
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1083615983. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
553
Distinct HCPCS
10
Medicare allowed
$70,865
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 260 | 130 | $151 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 77 | 59 | $109 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 53 | 41 | $202 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 35 | 35 | $76 | |
G0008 |
Administration of influenza virus vaccine | 26 | 26 | $37 | |
0124A |
Adm sarscv2 bvl 30mcg/.3ml a | 24 | 24 | $50 | |
90480 |
Admn sarscov2 vacc 1 dose | 21 | 21 | $50 | |
91322 |
Sarscov2 vac 50 mcg/0.5ml im | 21 | 21 | $143 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 13 | 12 | $90 | |
G0438 |
Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit | 12 | 12 | $198 |
In context: peer comparison
Among 236 peers in San Francisco Internal Medicine Physician, average services per provider: 93. This provider delivers 5.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,148
Patients
309
Total drug cost
$763,172
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 276 | 75 | $4,322 |
| Biktarvy (Bictegrav/Emtricit/Tenofov Ala) | Brand | 107 | 15 | $497,158 |
| Rosuvastatin Calcium | Generic | 84 | 24 | $2,538 |
| Bupropion Xl (Bupropion Hcl) | Brand | 81 | 19 | $3,632 |
| Lisinopril | Generic | 74 | 24 | $1,129 |
| Amlodipine Besylate | Generic | 66 | 22 | $876 |
| Gabapentin | Generic | 59 | 18 | $2,573 |
| Triumeq (Abacavir/Dolutegravir/Lamivudi) | Brand | 56 | 11 | $240,520 |
| Valacyclovir (Valacyclovir Hcl) | Brand | 54 | 18 | $3,153 |
| Hydrochlorothiazide | Generic | 53 | 20 | $500 |
Frequently asked questions
What is Dr. Charles Moser's medical specialty?
Dr. Charles Moser practices Internal Medicine Physician in San Francisco, CA.
Where does Dr. Charles Moser practice?
Dr. Charles Moser practices at 45 Castro St, San Francisco, CA 941141010. Office phone: 4156004900.
What is Dr. Charles Moser's NPI?
Dr. Charles Moser's National Provider Identifier (NPI) is 1083615983, issued by NPPES.
What procedures does Dr. Charles Moser commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.