Audrey E. Arzamendi, M.D.
Endocrinology, Diabetes & Metabolism Physician · Walnut Creek, CA
Audrey E. Arzamendi, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Walnut Creek, California, and NPI 1508159567, issued on May 24, 2011. Check the license (California A114161, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Audrey E. Arzamendi
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- A114161 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2637 Shadelands Dr, Walnut Creek, CA 94598
- Phone
- (925) 951-0710
- Enumerated
- May 24, 2011
- Record last updated
- Nov 12, 2024
- Fax
- (925) 951-0812
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 1,131 in California → Look up another NPI →
Also registered at 2637 Shadelands Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Heidi Chang, MDObstetrics & Gynecology Physician1649681982
- Katherine Chang, NPNurse Practitioner1679357248
Verify Audrey E. Arzamendi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A114161Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
1,340 Medicare Part D claims for 183 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 65% of claims.
Most prescribed
- Mounjaro213 claims
- Ozempic126 claims
- Alendronate Sodium115 claims
- Synjardy Xr96 claims
- Levothyroxine Sodium91 claims
- Synthroid76 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.
The MIPS final score for 2023 (Medicare payment program): 87.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,364.07
57 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 5,661 providers of this specialty with any payment received $5,742.15 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.
Audrey E. Arzamendi among 1,131 endocrinology, diabetes & metabolism physician records in California
Audrey E. Arzamendi, M.D. is one of 1,131 endocrinology, diabetes & metabolism physician records with a practice address in California. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 72% of them.
- NPI issued2011 · 72% of these records are older, 26% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2024 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in California
There are 1,131 endocrinology, diabetes & metabolism physician records in California.
All 1,131 in California → Every provider in Walnut Creek → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Mark Christiansen, MDWalnut Creek, CA 945981821108218
- Ali Hamraz, MDWalnut Creek, CA 945981083901961
- Richard Kamrath, M.D.Walnut Creek, CA 945981740226919
- Mark Klebanov, M.D.Walnut Creek, CA 945981861572703
- Robert Noth, M.D.Walnut Creek, CA 945981831172972
- Paria ZarghamravanbakhshWalnut Creek, CA 945981336672591
- Bonnie Kimmel, M.D.Walnut Creek, CA 945971508830944
- Fiona Yuen, M.D.Walnut Creek, CA 945971649513599
Common questions
What is Audrey E. Arzamendi, M.D.'s NPI number?
Audrey E. Arzamendi, M.D.'s National Provider Identifier (NPI) is 1508159567, issued on May 24, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Audrey E. Arzamendi, M.D. located?
The NPPES record lists a practice address at 2637 Shadelands Dr, Walnut Creek, CA, 94598. Phone: (925) 951-0710. Providers update this record themselves, so call before visiting.
How can I verify Audrey E. Arzamendi, M.D.'s license?
NPPES lists California license number A114161, 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 Audrey E. Arzamendi, M.D. prescribe under Medicare Part D?
In 2024, Audrey E. Arzamendi, M.D. had 1,340 Medicare Part D claims for 183 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
What is Audrey E. Arzamendi, M.D.'s MIPS final score?
The 2023 MIPS final score is 87.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.