Stefan I. Pentschev, M.D.
Family Medicine Physician · Exeter, CA
Stefan I. Pentschev, M.D. is a family medicine physician with a practice address in Exeter, California, and NPI 1154344927, issued on Jul 25, 2006. Check the license (California A43893, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Stefan I. Pentschev
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A43893 CA
Self-reported in NPPES; status is on the state search - Practice location
- 330 E Pine St, Exeter, CA 93221
- Phone
- (559) 592-2134
- Enumerated
- Jul 25, 2006
- Record last updated
- Feb 8, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (559) 592-5017
- Medicaid ID
- 00A438930 CA
- Medicare enrollment
- Enrolled (PECOS I20080717000462); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 330 E Pine St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Leslee Heuer, NPNurse Practitioner1962806521
- Torey Ivanic, PA-CPhysician Assistant1972561272
- Simranpreet KaurNurse Practitioner1518836030
- Sheila Scheinesson, PA-CPhysician Assistant1891748752
- Maria Simonuvic, MDPediatrics Physician1750369401
- Kourtney Umphfres, PA-CPhysician Assistant1528028321
Verify Stefan I. Pentschev in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A43893Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average family medicine physician in 2024
765 Medicare Part D claims for 99 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 14 claims were for opioids.
Most prescribed
- Levothyroxine Sodium39 claims
- Lisinopril36 claims
- Atorvastatin Calcium28 claims
- Alendronate Sodium25 claims
- Tamsulosin Hcl25 claims
- Metformin Hcl22 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Family Healthcare NetworkExeter, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stefan I. Pentschev among 17,133 family medicine physician records in California
Stefan I. Pentschev, M.D. is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1973 · median 2005 among the 10,652 with a school on file
- Record last updated2012 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Family Medicine Physician providers in California
There are 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Exeter → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Raynado Garcia, M.D.Farmersville, CA 932231942235874
- Joseph Maddela, MDEarlimart, CA 932191881270643
- Luis RiveraFarmersville, CA 932231356908230
- Page Cook, DODelano, CA 932161831378983
- Larry Dileo, M.D.Delano, CA 932161104027911
- Alberto Acevedo, M.D.Delano, CA 932151568674927
- Afron Alphonso, M.D.Delano, CA 932151376705905
- Alvaro Caceres, M.D.Delano, CA 932151295895027
Common questions
What is Stefan I. Pentschev, M.D.'s NPI number?
Stefan I. Pentschev, M.D.'s National Provider Identifier (NPI) is 1154344927, issued on Jul 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stefan I. Pentschev, M.D. located?
The NPPES record lists a practice address at 330 E Pine St, Exeter, CA, 93221. Phone: (559) 592-2134. Providers update this record themselves, so call before visiting.
How can I verify Stefan I. Pentschev, M.D.'s license?
NPPES lists California license number A43893, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Stefan I. Pentschev, M.D. prescribe under Medicare Part D?
In 2024, Stefan I. Pentschev, M.D. had 765 Medicare Part D claims for 99 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.