NPPES file of Aug 9, 2026

Maria Fernanda Fleming Diaz, MD

Endocrinology, Diabetes & Metabolism Physician · Omaha, NE

Maria Fernanda Fleming Diaz, MD is an endocrinology, diabetes & metabolism physician with a practice address in Omaha, Nebraska, and NPI 1942919659, issued on Nov 21, 2022. Check the license (Nebraska 10518, as entered in NPPES) on the Nebraska Board of Medicine and Surgery; 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
1942919659
Name
Maria Fernanda Fleming Diaz
Credential
MD
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License numbers
10518 NE
341582 NY
Self-reported in NPPES; status is on the state search
Practice location
7710 Mercy RD Ste 202, Omaha, NE 68124
Phone
(402) 280-4792
Enumerated
Nov 21, 2022
Record last updated
Aug 8, 2026
Medicare enrollment
Enrolled (PECOS I20260423001396); accepts Medicare assignment
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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Also registered at 7710 Mercy RD Ste 202

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ayesha AbbasFamily Medicine Physician1134096803
  2. Cyrus Abbaszadeh, MDPsychiatry Physician1134004559
  3. Ali Bin Abdul Jabbar, MBBSInternal Medicine Physician1255018891
  4. Naimat Ullah Abdul Rahim, MBBSInternal Medicine Physician1013698216
  5. Kaamil Abid, MDPsychiatry Physician1669362273
  6. Ahmed AbouelkhairInternal Medicine Physician1275364515

Verify Maria Fernanda Fleming Diaz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNebraska Board of Medicine and Surgery
    Search for license 10518    Check 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 Nebraska license search

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91% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

225 Medicare Part D claims for 56 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D.

  1. Maria Fleming Diaz225
  2. Specialty average2,630

Most prescribed

  1. Diclofenac Sodium28 claims
  2. Atorvastatin Calcium24 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.

Endocrinology, Diabetes & Metabolism Physician providers in Nebraska

There are 44 endocrinology, diabetes & metabolism physician records in Nebraska.

All 44 in Nebraska → Every provider in Omaha →

Other endocrinology, diabetes & metabolism physician records in Nebraska

  1. Padmaja Akkireddy, M.D.Omaha, NE1801113618
  2. Enas Al Zaghal, M.DNorfolk, NE1689014730
  3. Robert Anderson, M.D.Omaha, NE1225142367
  4. Radha Andukuri, M.D.Omaha, NE1992921779
  5. Jaroslaw Aniszewski, M.D.Scottsbluff, NE1104888577
  6. Sarah Azad, MDOmaha, NE1194335158
  7. Claire Baker, M.D.Omaha, NE1124057559
  8. Brian Boerner, M.D.Omaha, NE1184834392
  9. Kaitlin Brau, M.D.Norfolk, NE1780024380
  10. Susan BurbachOmaha, NE1245106525

Common questions

What is Maria Fernanda Fleming Diaz, MD's NPI number?

Maria Fernanda Fleming Diaz, MD's National Provider Identifier (NPI) is 1942919659, issued on Nov 21, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Maria Fernanda Fleming Diaz, MD located?

The NPPES record lists a practice address at 7710 Mercy RD Ste 202, Omaha, NE, 68124. Phone: (402) 280-4792. Providers update this record themselves, so call before visiting.

How can I verify Maria Fernanda Fleming Diaz, MD's license?

NPPES lists Nebraska license number 10518, as entered by the provider. Search the Nebraska Board of Medicine and Surgery at https://www.nebraska.gov/LISSearch/search.cgi. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Maria Fernanda Fleming Diaz, MD prescribe under Medicare Part D?

In 2024, Maria Fernanda Fleming Diaz, MD had 225 Medicare Part D claims for 56 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.