Doctor profile · Federal record
Dr. Maria Granthom, MD
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Specialist · Freedom, CA
- NPI 1679750327
- Accepts Medicare
- 57 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
208 Green Valley RD
Freedom, CA 950193135
(831) 728-1489
fax (831) 728-0936 - Mailing address
-
Po Box 1870
Watsonville, CA 950771870
Credentials & registration
- NPI registered
- January 2008 — 18 yrs on file
- Profile last updated
- February 14, 2025
- Year of graduation
- 1969 — 57 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State licenses (2)
- California #A33532 · California #00A335320
- Medicaid
- CA #00A335320
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1679750327. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$22
Transactions
2
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Organon LLC | 2 | $22.32 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Maria Granthom's medical specialty?
Dr. Maria Granthom practices Obstetrics & Gynecology Physician in Freedom, CA.
Where does Dr. Maria Granthom practice?
Dr. Maria Granthom practices at 208 Green Valley RD, Freedom, CA 950193135. Office phone: 8317281489.
What is Dr. Maria Granthom's NPI?
Dr. Maria Granthom's National Provider Identifier (NPI) is 1679750327, issued by NPPES.
Does Dr. Maria Granthom accept Medicare assignment?
Yes. Dr. Maria Granthom accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.