Doctor profile · Federal record
Dr. Nancy Ascher, MD
Surgery Physician (CMS: General Surgery) · Transplant Surgery Physician · Surgical Oncology Physician · San Francisco, CA
- NPI 1396799516
- Accepts Medicare
- 52 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
400 Parnassus Ave
San Francisco, CA 941432202
(415) 353-1888
fax (415) 353-8708 - Mailing address
-
1635 Divisadero Street, Suite 625, Box 1821
San Francisco, CA 941430001
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- July 23, 2008
- Year of graduation
- 1974 — 52 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- California #G63147
- Medicaid
- CA #00G631470
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1396799516. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
65
Distinct HCPCS
3
Medicare allowed
$7,206
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 34 | 24 | $110 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 20 | 12 | $133 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 11 | 11 | $74 |
In context: peer comparison
Among 33 peers in this city , average services per provider: 39. This provider delivers 1.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
95
Patients
0
Total drug cost
$3,801
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 24 | 0 | $163 |
| Omeprazole | Generic | 23 | 0 | $256 |
| Pantoprazole Sodium | Generic | 18 | 0 | $329 |
| Prednisone | Generic | 15 | 0 | $152 |
| Valganciclovir Hcl | Generic | 15 | 0 | $2,900 |
Hospital affiliations
Frequently asked questions
What is Dr. Nancy Ascher's medical specialty?
Dr. Nancy Ascher practices Surgery Physician in San Francisco, CA.
Where does Dr. Nancy Ascher practice?
Dr. Nancy Ascher practices at 400 Parnassus Ave, San Francisco, CA 941432202. Office phone: 4153531888.
What is Dr. Nancy Ascher's NPI?
Dr. Nancy Ascher's National Provider Identifier (NPI) is 1396799516, issued by NPPES.
Does Dr. Nancy Ascher accept Medicare assignment?
Yes. Dr. Nancy Ascher accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nancy Ascher commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.