Doctor profile · Federal record
Dr. Susan Mayo, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Internal Medicine Physician · Internal Medicine Physician · Internal Medicine Physician · San Francisco, CA
- NPI 1386696185
- Accepts Medicare
- 30 yrs in practice
- Licensed in 5 states
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1 California St Ste 2300
San Francisco, CA 941115424
(800) 997-6196
fax (833) 523-9924 - Additional location
-
Po Box 1176
Thousand Oaks, CA 913580176
(805) 495-1066 - Mailing address
-
Po Box 1176
Thousand Oaks, CA 913580176
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- May 8, 2025
- Year of graduation
- 1996 — 30 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (5)
- California #A63489 · South Carolina #52330 · Missouri #2018016629 · Michigan #4301115586 · Texas #R8607
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1386696185. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
187
Distinct HCPCS
3
Medicare allowed
$14,179
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 110 | 100 | $76 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 52 | 52 | $77 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 25 | 24 | $75 |
In context: peer comparison
Among 236 peers in this city , average services per provider: 93. This provider delivers 2.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
264
Patients
191
Total drug cost
$2,855
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 33 | 33 | $303 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 30 | 23 | $825 |
| Paxlovid (Eua) (Nirmatrelvir/Ritonavir) | Brand | 30 | 30 | $321 |
| Amlodipine Besylate | Generic | 26 | 0 | $108 |
| Cephalexin | Generic | 24 | 23 | $179 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 23 | 23 | $67 |
| Prednisone | Generic | 22 | 20 | $59 |
| Fluticasone Propionate | Generic | 18 | 17 | $198 |
| Lisinopril | Generic | 13 | 0 | $78 |
| Azelastine Hcl | Generic | 12 | 11 | $460 |
Frequently asked questions
What is Dr. Susan Mayo's medical specialty?
Dr. Susan Mayo practices Internal Medicine Physician in San Francisco, CA.
Where does Dr. Susan Mayo practice?
Dr. Susan Mayo practices at 1 California St Ste 2300, San Francisco, CA 941115424. Office phone: 8009976196.
What is Dr. Susan Mayo's NPI?
Dr. Susan Mayo's National Provider Identifier (NPI) is 1386696185, issued by NPPES.
Does Dr. Susan Mayo accept Medicare assignment?
Yes. Dr. Susan Mayo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Susan Mayo commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.