Allison Marie Aiken, M.D.
Family Medicine Physician · Berkeley, CA
Allison Marie Aiken, M.D. is a family medicine physician with a practice address in Berkeley, California, and NPI 1376736397, issued on Aug 22, 2007. Check the license (California C136557, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Allison Marie Aiken
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- C136557 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2222 Bancroft Way, Berkeley, CA 94720
- Phone
- (510) 642-6621
- Enumerated
- Aug 22, 2007
- Record last updated
- Aug 3, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (510) 642-1801
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 2222 Bancroft Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elizabeth Adams, RNRegistered Nurse1043677990
- Ervin Alcantara EspanaEmergency Registered Nurse1598577918
- Elizabeth Aldridge, RDRegistered Dietitian1740768159
- Laura Alexander, RN, BSNRegistered Nurse1467015396
- Christian Autumn AlvarezPhysical Therapist1659969855
- Adisa Anderson, PH.D.Counseling Psychologist1174938542
Verify Allison Marie Aiken in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C136557Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average family medicine physician in 2024
174 Medicare Part D claims for 36 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.
Most prescribed
- Amlodipine Besylate13 claims
- Lisinopril13 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.
Allison Marie Aiken among 17,133 family medicine physician records in California
Allison Marie Aiken, 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 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 fileNo · 62% of these records are
- Record last updated2020 · 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).
77 family medicine physician records list a practice address in Berkeley
They are 77 of the 4,898 NPPES records with a practice address in Berkeley, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Berkeley → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Ricky Dang, DOBerkeley, CA 947201710065214
- Amy Hockenbrock, M.D.Berkeley, CA 947201689947806
- Lindsay Huston, MDBerkeley, CA 947201063560084
- Dreana Jett, MDBerkeley, CA 947201396495438
- Carol Weed, M.D.Berkeley, CA 947201417070871
- Elisabeth Dietrich, MD, MPHBerkeley, CA 947101225424914
- Michele Ditomas, M.D.Berkeley, CA 947101528123759
- Hannah Dragomanovich, DOBerkeley, CA 947101831770791
Common questions
What is Allison Marie Aiken, M.D.'s NPI number?
Allison Marie Aiken, M.D.'s National Provider Identifier (NPI) is 1376736397, issued on Aug 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Allison Marie Aiken, M.D. located?
The NPPES record lists a practice address at 2222 Bancroft Way, Berkeley, CA, 94720. Phone: (510) 642-6621. Providers update this record themselves, so call before visiting.
How can I verify Allison Marie Aiken, M.D.'s license?
NPPES lists California license number C136557, 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 Allison Marie Aiken, M.D. prescribe under Medicare Part D?
In 2024, Allison Marie Aiken, M.D. had 174 Medicare Part D claims for 36 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.