Doctor profile · Federal record
Dr. Alison Slack, M.D.
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Fremont, CA
- NPI 1194787713
- Accepts Medicare
- 26 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2299 Mowry Ave, #3C
Fremont, CA 945381621
(510) 796-7057
fax (510) 796-5198
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State license (1)
- California #A85884
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1194787713. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
40
Distinct HCPCS
2
Medicare allowed
$4,971
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 26 | 22 | $96 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 14 | 14 | $176 |
In context: peer comparison
Among 8 peers in Fremont Obstetrics & Gynecology Physician, average services per provider: 32. This provider delivers 1.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
72
Patients
12
Total drug cost
$11,771
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Estradiol | Generic | 29 | 12 | $2,359 |
| Estradiol (Twice Weekly) (Estradiol) | Brand | 18 | 0 | $1,807 |
| Yuvafem (Estradiol) | Brand | 13 | 0 | $1,518 |
| Estring (Estradiol) | Brand | 12 | 0 | $6,088 |
Frequently asked questions
What is Dr. Alison Slack's medical specialty?
Dr. Alison Slack practices Obstetrics & Gynecology Physician in Fremont, CA.
Where does Dr. Alison Slack practice?
Dr. Alison Slack practices at 2299 Mowry Ave, Fremont, CA 945381621. Office phone: 5107967057.
What is Dr. Alison Slack's NPI?
Dr. Alison Slack's National Provider Identifier (NPI) is 1194787713, issued by NPPES.
Does Dr. Alison Slack accept Medicare assignment?
Yes. Dr. Alison Slack accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alison Slack 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 99204). Source: CMS Medicare Physician & Other Practitioners file.