Nilem Patel, M.D.
Endocrinology, Diabetes & Metabolism Physician · Pomona, CA
Nilem Patel, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Pomona, California, and NPI 1689837171, issued on Jul 7, 2008. Check the license (California A103483, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Nilem Patel
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- A103483 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1866 N Orange Grove Ave, Pomona, CA 91767
- Phone
- (909) 629-3062
- Enumerated
- Jul 7, 2008
- Record last updated
- Aug 13, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (909) 629-1142
- Medicare enrollment
- Enrolled (PECOS I20110519000556); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 1,131 in California → Look up another NPI →
Also registered at 1866 N Orange Grove Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Robert Jones, MDSleep Medicine (Internal Medicine) Physician1275501629
- Sudhakar Kona, MDGeriatric Medicine (Internal Medicine) Physician1619080215
Verify Nilem Patel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A103483Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
3,715 Medicare Part D claims for 429 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 63% of claims.
Most prescribed
- Levothyroxine Sodium369 claims
- Trulicity360 claims
- Mounjaro301 claims
- Ozempic289 claims
- Jardiance228 claims
- Metformin Hcl222 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 practice group's MIPS final score for 2023 (Medicare payment program): 72.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $471.75
17 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, 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.
Bills Medicare through 3 group practices
- Adventist Health Clearlake Hospital Inc.Clearlake, CA
- Castle Medical CenterKailua, HI
- White Memorial Medical CenterLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nilem Patel among 1,131 endocrinology, diabetes & metabolism physician records in California
Nilem Patel, 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 2008, is newer than 58% of them.
- NPI issued2008 · 58% of these records are older, 36% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2005 · median 2003 among the 779 with a school on file
- Record last updated2013 · 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 Pomona → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Seerat Anand, M.D.Pomona, CA 917671417575085
- Prasad Jeereddi, MDPomona, CA 917671821058470
- Ewa Konca, MDPomona, CA 917671134197528
- Rita Pradhan, MDPomona, CA 917671336117738
- Daryoosh Valamanesh, M.D.Pomona, CA 917671205804671
- Urvi Vyas, M.D.Pomona, CA 917671730477142
- Rucha Mehta, MDPomona, CA 917661184725749
- Airani Sathananthan, MDPomona, CA 917661063422459
Common questions
What is Nilem Patel, M.D.'s NPI number?
Nilem Patel, M.D.'s National Provider Identifier (NPI) is 1689837171, issued on Jul 7, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Nilem Patel, M.D. located?
The NPPES record lists a practice address at 1866 N Orange Grove Ave, Pomona, CA, 91767. Phone: (909) 629-3062. Providers update this record themselves, so call before visiting.
How can I verify Nilem Patel, M.D.'s license?
NPPES lists California license number A103483, 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 Nilem Patel, M.D. prescribe under Medicare Part D?
In 2024, Nilem Patel, M.D. had 3,715 Medicare Part D claims for 429 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
What is Nilem Patel, M.D.'s MIPS final score?
The 2023 MIPS final score is 72.5 of 100, reported for the practice group. 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.