Jonathan Tammela, MD
NPI 1265451058 · Gynecologic Oncology Physician · Santa Maria, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Tammela, MD is a Gynecologic Oncology Physician provider in Santa Maria, CA (NPI 1265451058).
Provider details
- NPI number
- 1265451058
- Entity type
- Individual
- Primary specialty
- Gynecologic Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C153584 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
189 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 58 | $101 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 49 | $237 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 32 | $176 |
| Removal of Uterus, Tubes, And/Or Ovaries Through Abdomen Using an Endoscope, 250.0 G Or Less58571 | 23 | $963 |
| Imaging of Lymph Nodes During Surgery38900 | 16 | $165 |
| Biopsy and Removal of Lymph Nodes of Abdominal Cavity Using an Endoscope |
Practice location
Mailing address
Additional practice locations (1)
- 500 Old River Rd Ste 200Bakersfield, CA 93311-9505Phone: (661) 663-6429
Registry dates
- Enumerated
- 2006-07-19
- Last updated
- 2026-04-28
- Certified
- 2026-04-28
Frequently asked questions
- What is Jonathan Tammela's NPI number?
- Jonathan Tammela's National Provider Identifier (NPI) is 1265451058, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Tammela's specialty?
- Jonathan Tammela is listed in the NPPES registry with a primary specialty of Gynecologic Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Tammela located?
- Jonathan Tammela's practice location on file with NPPES is 1325 E Church St Ste 202, Santa Maria, CA 93454-5915.
- What is Jonathan Tammela's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Tammela is (805) 346-3456.
- Does Jonathan Tammela accept Medicare?
- Jonathan Tammela is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Tammela's NPI active?
- Yes — Jonathan Tammela's NPI (1265451058) is active in the NPPES registry as of the last update on 2026-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.