NPPES file of Aug 9, 2026

Chidinma Enyinna

Nephrology Physician · Loma Linda, CA

Chidinma Enyinna is a nephrology physician with a practice address in Loma Linda, California, and NPI 1487031175, issued on May 1, 2015. Check the license 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
1487031175
Name
Chidinma Enyinna
Primary taxonomy
Nephrology Physician 207RN0300X
License number
042.0014923 VT
Self-reported in NPPES; status is on the state search
Practice location
Loma Linda University Health Internal Medicine Residenc, Loma Linda, CA 92354
Phone
(909) 558-4074
Enumerated
May 1, 2015
Record last updated
Sep 17, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20201021002208); accepts Medicare assignment
Medical or professional school
Loma Linda University School Of Medicine, 2015
Telehealth
Offers telehealth (CMS)
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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Verify Chidinma Enyinna in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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

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72% fewer Medicare Part D claims than the average nephrology physician in 2024

408 Medicare Part D claims for 100 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Chidinma Enyinna408
  2. Specialty average1,465

Most prescribed

  1. Spironolactone59 claims
  2. Amlodipine Besylate51 claims
  3. Torsemide44 claims
  4. Tamsulosin Hcl43 claims
  5. Lisinopril29 claims
  6. Potassium Chloride19 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. University OF Vermont Medical Center IncBurlington, VT

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

Chidinma Enyinna among 1,468 nephrology physician records in California

Chidinma Enyinna is one of 1,468 nephrology physician records with a practice address in California. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 87% of them.

  • NPI issued2015 · 87% of these records are older, 11% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 77% of these records are
  • Graduated2015 · median 2001 among the 1,128 with a school on file
  • Record last updated2020 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nephrology Physician providers in California

There are 1,468 nephrology physician records in California.

The 8 nephrology physician records with the nearest ZIP codes

  1. Amir Abdi Pour, MDLoma Linda, CA 923541912187477
  2. Afshin Ahoubim, M.DLoma Linda, CA 923541932513488
  3. Jasjot Bhullar, M.D.Loma Linda, CA 923541366602229
  4. Alfred Cottrell, M.D.Loma Linda, CA 923541609893809
  5. Lakshmi GanesanLoma Linda, CA 923541821356288
  6. Thanh Hoang, M.D.Loma Linda, CA 923541992818892
  7. Matthew Kaptein, M.D.Loma Linda, CA 923541184995094
  8. Melin Narayan, M.D.,Loma Linda, CA 923541710291869

Common questions

What is Chidinma Enyinna's NPI number?

Chidinma Enyinna's National Provider Identifier (NPI) is 1487031175, issued on May 1, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Chidinma Enyinna located?

The NPPES record lists a practice address at Loma Linda University Health Internal Medicine Residenc, Loma Linda, CA, 92354. Phone: (909) 558-4074. Providers update this record themselves, so call before visiting.

How can I verify Chidinma Enyinna's license?

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 Chidinma Enyinna prescribe under Medicare Part D?

In 2024, Chidinma Enyinna had 408 Medicare Part D claims for 100 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.