NPPES file of Aug 9, 2026

Nancy Stoll, MD

Family Medicine Physician · Fremont, CA

Nancy Stoll, MD is a family medicine physician with a practice address in Fremont, California, and NPI 1235186008, issued on May 27, 2006. Check the license (California C156887, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235186008
Name
Nancy Stoll
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
C156887 CA
Self-reported in NPPES; status is on the state search
Practice location
2287 Mowry Ave Ste F, Fremont, CA 94538
Phone
(510) 248-1585
Enumerated
May 27, 2006
Record last updated
Dec 17, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(510) 739-1050
Medicaid IDs
1235186008 ME
3074637 NH
Medicare enrollment
Enrolled (PECOS I20181221001259); accepts Medicare assignment
Medical or professional school
Warren Alpert Medical School Of Brown University, 2003
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2287 Mowry Ave Ste F

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Dianne Martin, MDInfectious Disease Physician1720162969

Verify Nancy Stoll in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C156887
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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1% more Medicare Part D claims than the average family medicine physician in 2024

3,567 Medicare Part D claims for 405 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 87 claims were for opioids.

  1. Nancy Stoll3,567
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium339 claims
  2. Amlodipine Besylate271 claims
  3. Losartan Potassium160 claims
  4. Levothyroxine Sodium148 claims
  5. Lisinopril97 claims
  6. Hydrochlorothiazide86 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

  1. Permanente Medical Group IncPleasanton, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nancy Stoll among 17,133 family medicine physician records in California

Nancy Stoll, 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
  • Graduated2003 · 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).

90 family medicine physician records list a practice address in Fremont

They are 90 of the 4,749 NPPES records with a practice address in Fremont, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Arshia Arjumand, MDFremont, CA 945381215961917
  2. Jan Dickey, MDFremont, CA 945381134153752
  3. Gail Dressler, MDFremont, CA 945381821004847
  4. Caroline Garcia, MDFremont, CA 945381922114180
  5. Kelly Renee Miller, MDFremont, CA 945381841286705
  6. Durriyah Mogri, MDFremont, CA 945381386670784
  7. Aruna Reddy, MDFremont, CA 945381225034556
  8. Ranjana Sharma, MDFremont, CA 945381548270119

Common questions

What is Nancy Stoll, MD's NPI number?

Nancy Stoll, MD's National Provider Identifier (NPI) is 1235186008, issued on May 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Nancy Stoll, MD located?

The NPPES record lists a practice address at 2287 Mowry Ave Ste F, Fremont, CA, 94538. Phone: (510) 248-1585. Providers update this record themselves, so call before visiting.

How can I verify Nancy Stoll, MD's license?

NPPES lists California license number C156887, 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 Nancy Stoll, MD prescribe under Medicare Part D?

In 2024, Nancy Stoll, MD had 3,567 Medicare Part D claims for 405 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.