Ellen E. Piernot, MD
Family Medicine Physician · Merced, CA
Ellen E. Piernot, MD is a family medicine physician with a practice address in Merced, California, and NPI 1962583617, issued on Oct 18, 2006. Check the license (California C135085, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ellen E. Piernot
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- C135085 CA
48550 AZ
MD20070158 NM
48578-020 WI
Self-reported in NPPES; status is on the state search - Practice location
- 737 W Childs Ave, Merced, CA 95341
- Phone
- (209) 385-5481
- Enumerated
- Oct 18, 2006
- Record last updated
- May 11, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid IDs
- 60906308 NM
34697200 WI - Medicare enrollment
- Enrolled (PECOS I20150806012690); accepts Medicare assignment
- Medical or professional school
- Medical College Of Wisconsin, 2011
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 737 W Childs Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Olatoyosi Akinrotimi, MMS MPH, PA-CPhysician Assistant1790313203
- John Appel, PA-CPhysician Assistant1407881238
- Erica Avila, APRN PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1730655143
- Gabriel Deol, PT, DPTPhysical Therapist1083431357
- Connie Diers, RNRegistered Nurse1871775031
- Dennis Dodd, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1962710277
Verify Ellen E. Piernot in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C135085Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average family medicine physician in 2024
303 Medicare Part D claims for 85 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 11 claims were for opioids.
Most prescribed
- Divalproex Sodium Er12 claims
- Risperidone12 claims
- Trazodone Hcl12 claims
- Gabapentin11 claims
- Sertraline Hcl11 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.
Industry payments in 2024: $117.59
1 payment: food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Sutter Valley Medical FoundationModesto, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ellen E. Piernot among 17,133 family medicine physician records in California
Ellen E. Piernot, MD 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
- Graduated2011 · median 2005 among the 10,652 with a school on file
- Record last updated2021 · 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).
94 family medicine physician records list a practice address in Merced
They are 94 of the 2,836 NPPES records with a practice address in Merced, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Merced → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jeannette Ayala, MDMerced, CA 953411477536373
- Humberto Barragan, DOMerced, CA 953411033435300
- Simrit Dyal, MDMerced, CA 953411578192043
- Monique Godbold Sanchez, M.D.Merced, CA 953411528045317
- Richard Hsu, DOMerced, CA 953411306234232
- Felicia Jodhka, M.D.Merced, CA 953411215228820
- Karuna Kem, D.OMerced, CA 953411760699557
- Anupam Khandelwal, MDMerced, CA 953411932240710
Common questions
What is Ellen E. Piernot, MD's NPI number?
Ellen E. Piernot, MD's National Provider Identifier (NPI) is 1962583617, issued on Oct 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ellen E. Piernot, MD located?
The NPPES record lists a practice address at 737 W Childs Ave, Merced, CA, 95341. Phone: (209) 385-5481. Providers update this record themselves, so call before visiting.
How can I verify Ellen E. Piernot, MD's license?
NPPES lists California license number C135085, 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 Ellen E. Piernot, MD prescribe under Medicare Part D?
In 2024, Ellen E. Piernot, MD had 303 Medicare Part D claims for 85 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.