Fredie C. Diaz, M.D.
Internal Medicine Physician · Albuquerque, NM
Fredie C. Diaz, M.D. is an internal medicine physician with a practice address in Albuquerque, New Mexico, and NPI 1376578500, issued on Jul 12, 2006. Check the license (New Mexico MD2016-0863, as entered in NPPES) on the New Mexico Medical Board; the Medicare figures below come from public CMS files.
- Name
- Fredie C. Diaz
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- MD2016-0863 NM
199224 NY
Self-reported in NPPES; status is on the state search - Practice location
- 3900 Las Estancias CT SW, Albuquerque, NM 87121
- Phone
- (505) 727-4200
- Enumerated
- Jul 12, 2006
- Record last updated
- Mar 28, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (505) 727-4949
- Medicaid ID
- 01752607 NY
- Medicare enrollment
- Enrolled (PECOS I20170517000251); accepts Medicare assignment
- Medical or professional school
- Howard University College Of Medicine, 1992
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 770 in New Mexico → Look up another NPI →
Also registered at 3900 Las Estancias CT SW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Luis Beverido, M.D.Internal Medicine Physician1699194985
- Ximena Galarza-Rios, MDFamily Medicine Physician1407879604
- Jose Hernandez-Reyes, MDInternal Medicine Physician1598743668
- Emily Joy, DNPFamily Nurse Practitioner1134018914
Verify Fredie C. Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Mexico Medical Board
Search for license MD2016-0863Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.2 times the Medicare Part D claims of the average internal medicine physician in 2024
10,309 Medicare Part D claims for 592 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 114 claims were for opioids.
Most prescribed
- Atorvastatin Calcium762 claims
- Amlodipine Besylate509 claims
- Levothyroxine Sodium384 claims
- Losartan Potassium361 claims
- Gabapentin341 claims
- Lisinopril327 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): 97.6 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: $467.73
19 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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 one group practice
- Southwest Medical Associates, LLCAlbuquerque, NM
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Fredie C. Diaz among 770 internal medicine physician records in New Mexico
Fredie C. Diaz, M.D. is one of 770 internal medicine physician records with a practice address in New Mexico. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 57% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1992 · median 2009 among the 447 with a school on file
- Record last updated2017 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New Mexico practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
431 internal medicine physician records list a practice address in Albuquerque
They are 431 of the 24,162 NPPES records with a practice address in Albuquerque, and 770 internal medicine physician records in New Mexico.
All 770 in New Mexico → Every provider in Albuquerque → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Luis Beverido, M.D.Albuquerque, NM 871211699194985
- Hope Ferdowsian, MDAlbuquerque, NM 871211710083613
- Maria Gallego, MDAlbuquerque, NM 871211437121308
- Jose Hernandez-Reyes, MDAlbuquerque, NM 871211598743668
- Vikram Alladi, MDAlbuquerque, NM 871201083674527
- Eileen Brady, MDAlbuquerque, NM 871221073605044
- Carolyn Castillo, M.D.Albuquerque, NM 871221487764387
- Elizabeth Colombo, MDAlbuquerque, NM 871221184851107
Common questions
What is Fredie C. Diaz, M.D.'s NPI number?
Fredie C. Diaz, M.D.'s National Provider Identifier (NPI) is 1376578500, issued on Jul 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Fredie C. Diaz, M.D. located?
The NPPES record lists a practice address at 3900 Las Estancias CT SW, Albuquerque, NM, 87121. Phone: (505) 727-4200. Providers update this record themselves, so call before visiting.
How can I verify Fredie C. Diaz, M.D.'s license?
NPPES lists New Mexico license number MD2016-0863, as entered by the provider. Search the New Mexico Medical Board at https://www.nmmb.state.nm.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Fredie C. Diaz, M.D. prescribe under Medicare Part D?
In 2024, Fredie C. Diaz, M.D. had 10,309 Medicare Part D claims for 592 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Fredie C. Diaz, M.D.'s MIPS final score?
The 2023 MIPS final score is 97.6 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.