Melanie Noreen Diaz, DO
Family Medicine Physician · Waco, TX
Melanie Noreen Diaz, DO is a family medicine physician with a practice address in Waco, Texas, and NPI 1255034369, issued on Mar 27, 2023. Check the license (Texas V3853, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Melanie Noreen Diaz
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- V3853 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1600 Providence Dr, Waco, TX 76707
- Phone
- (254) 313-4200
- Enumerated
- Mar 27, 2023
- Record last updated
- Feb 7, 2025
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →
Also registered at 1600 Providence Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Melanie Noreen Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license V3853Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average family medicine physician in 2024
249 Medicare Part D claims for 64 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Potassium Chloride11 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.
Industry payments in 2024: $48.62
3 payments; by number, the most common kind was food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 55,478 providers of this specialty with any payment received $902.55 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.
Melanie Noreen Diaz among 11,119 family medicine physician records in Texas
Melanie Noreen Diaz, DO is one of 11,119 family medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 96% of them.
- NPI issued2023 · 96% of these records are older, 2% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2025 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
190 family medicine physician records list a practice address in Waco
They are 190 of the 3,295 NPPES records with a practice address in Waco, and 11,119 family medicine physician records in Texas.
All 11,119 in Texas → Every provider in Waco → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- William Chop, MDWaco, TX 767071639156425
- John Dietrick, MDWaco, TX 767071982681649
- John Gill, MDWaco, TX 767071578540183
- Roland Goertz, MDWaco, TX 767071225015092
- Jackson Griggs, MDWaco, TX 767071861479818
- Rita Haws, MDWaco, TX 767071043297005
- Burritt Hess, M.D.Waco, TX 767071902866569
- Michael Jahrmarkt, MDWaco, TX 767071598742108
Common questions
What is Melanie Noreen Diaz, DO's NPI number?
Melanie Noreen Diaz, DO's National Provider Identifier (NPI) is 1255034369, issued on Mar 27, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Melanie Noreen Diaz, DO located?
The NPPES record lists a practice address at 1600 Providence Dr, Waco, TX, 76707. Phone: (254) 313-4200. Providers update this record themselves, so call before visiting.
How can I verify Melanie Noreen Diaz, DO's license?
NPPES lists Texas license number V3853, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Melanie Noreen Diaz, DO prescribe under Medicare Part D?
In 2024, Melanie Noreen Diaz, DO had 249 Medicare Part D claims for 64 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.