Neil Brandan Stark, D.O.
Family Medicine Physician · Chico, CA
Neil Brandan Stark, D.O. is a family medicine physician with a practice address in Chico, California, and NPI 1548309651, issued on Feb 5, 2007. Check the license (California 20A6829, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Neil Brandan Stark
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 20A6829 CA
2OA6829 CA
OP61153857 WA
Self-reported in NPPES; status is on the state search - Practice location
- 127 Raley Blvd Ste 100, Chico, CA 95928
- Phone
- (530) 514-0904
- Enumerated
- Feb 5, 2007
- Record last updated
- Jun 9, 2026
- Medicare enrollment
- Enrolled (PECOS I20210924000646); accepts Medicare assignment
- Medical or professional school
- Midwestern University, Chicago College Of Osteopathic Med, 1995
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Verify Neil Brandan Stark in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A6829Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
10% more Medicare Part D claims than the average family medicine physician in 2024
3,884 Medicare Part D claims for 452 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 471 claims were for opioids.
Most prescribed
- Lisinopril199 claims
- Atorvastatin Calcium188 claims
- Levothyroxine Sodium173 claims
- Hydrocodone-Acetaminophen150 claims
- Amlodipine Besylate129 claims
- Rosuvastatin Calcium115 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.
Neil Brandan Stark among 17,133 family medicine physician records in California
Neil Brandan Stark, D.O. 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 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 47% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1995 · median 2005 among the 10,652 with a school on file
- Record last updated2026 · 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).
43 family medicine physician records list a practice address in Chico
They are 43 of the 3,684 NPPES records with a practice address in Chico, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Chico → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Chester Austin, MDChico, CA 959281689738866
- Luca Jones, MDChico, CA 959281679061006
- Malcolm Macdonald, MDChico, CA 959281083607626
- Thomas Neuschatz, M.D.Chico, CA 959281356324909
- Arnold Sahagian, MDChico, CA 959281912009853
- Ann Morrissey, M.D.Chico, CA 959291588792139
- Aldebra Schroll, MDChico, CA 959291568417012
- Jennifer Aronchick, M.D.Chico, CA 959261972863066
Common questions
What is Neil Brandan Stark, D.O.'s NPI number?
Neil Brandan Stark, D.O.'s National Provider Identifier (NPI) is 1548309651, issued on Feb 5, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Neil Brandan Stark, D.O. located?
The NPPES record lists a practice address at 127 Raley Blvd Ste 100, Chico, CA, 95928. Phone: (530) 514-0904. Providers update this record themselves, so call before visiting.
How can I verify Neil Brandan Stark, D.O.'s license?
NPPES lists California license number 20A6829, 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 Neil Brandan Stark, D.O. prescribe under Medicare Part D?
In 2024, Neil Brandan Stark, D.O. had 3,884 Medicare Part D claims for 452 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.