Monica Marie Diaz, M.D.
Obstetrics & Gynecology Physician · Dallas, TX
Monica Marie Diaz, M.D. is an obstetrics & gynecology physician with a practice address in Dallas, Texas, and NPI 1669585014, issued on Aug 17, 2006. Check the license (Texas M2603, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Monica Marie Diaz
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- M2603 TX
Self-reported in NPPES; status is on the state search - Practice location
- 7777 Forest LN, Dallas, TX 75230
- Phone
- (972) 566-4862
- Enumerated
- Aug 17, 2006
- Record last updated
- Feb 19, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (972) 566-6975
- Medicaid ID
- 085018201 TX
- Medicare enrollment
- Enrolled (PECOS I20080707000544); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical School At San Antonio, 2002
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 3,524 in Texas → Look up another NPI →
Also registered at 7777 Forest LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jillian AdamsPsychiatric/Mental Health Nurse Practitioner1033513031
- Jane Admire, MDOtolaryngology Physician1023139433
- Dessy Adont, APRN, AG-ACNPNurse Practitioner1710586870
- Alexandria Aguilar, CSFAOther Specialist/Technologist1376402784
- Azadeh Ajami, PSYDPsychologist1437278637
- Mustafa Al-Chalabi, MDEmergency Medicine Physician1417932948
Verify Monica Marie Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license M2603Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
44 Medicare Part D claims for 20 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
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: $571.36
22 payments; by number, the most common kind was food and beverage; the largest payer was Dilon Technologies, Inc. The 21,429 providers of this specialty with any payment received $1,030.61 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
- Carlos And Parnell MD PADallas, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Monica Marie Diaz among 3,524 obstetrics & gynecology physician records in Texas
Monica Marie Diaz, M.D. is one of 3,524 obstetrics & gynecology physician records with a practice address in Texas. 78% 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 15% of them.
- NPI issued2006 · 15% of these records are older, 53% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2002 · median 2005 among the 2,093 with a school on file
- Record last updated2008 · 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 207V00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Texas
There are 3,524 obstetrics & gynecology physician records in Texas.
All 3,524 in Texas → Every provider in Dallas → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Liesl Bredeson, M.D.Dallas, TX 752301093767741
- Joseph Carlos, M.D.,Dallas, TX 752301437143930
- Alison Elmquist, MDDallas, TX 752301285627984
- Blake Frieden, MDDallas, TX 752301184644429
- Deborah Fuller, M.D.Dallas, TX 752301952326969
- Jorge Lopez, M.D.Dallas, TX 752301811904105
- Jean McClintock, M.D., F.A.C.O.G.Dallas, TX 752301619979507
- Frank Oliver, MDDallas, TX 752301639119654
Common questions
What is Monica Marie Diaz, M.D.'s NPI number?
Monica Marie Diaz, M.D.'s National Provider Identifier (NPI) is 1669585014, issued on Aug 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Monica Marie Diaz, M.D. located?
The NPPES record lists a practice address at 7777 Forest LN, Dallas, TX, 75230. Phone: (972) 566-4862. Providers update this record themselves, so call before visiting.
How can I verify Monica Marie Diaz, M.D.'s license?
NPPES lists Texas license number M2603, 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 Monica Marie Diaz, M.D. prescribe under Medicare Part D?
In 2024, Monica Marie Diaz, M.D. had 44 Medicare Part D claims for 20 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.