Maria Isabel Villarreal, M. D.
Family Medicine Physician · Brewton, AL
Maria Isabel Villarreal, M. D. is a family medicine physician with a practice address in Brewton, Alabama, and NPI 1376516526, issued on Feb 8, 2006. Check the license (Alabama 20632, as entered in NPPES) on the Alabama Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Maria Isabel Villarreal
- Credential
- M. D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20632 AL
Self-reported in NPPES; status is on the state search - Practice location
- 1121 Belleville Ave, Brewton, AL 36426
- Phone
- (251) 809-3110
- Enumerated
- Feb 8, 2006
- Record last updated
- Nov 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (251) 809-3115
- Medicaid IDs
- 000034868 AL
251046 AL - Medicare enrollment
- Enrolled (PECOS I20050921001172); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical School At San Antonio, 1994
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,996 in Alabama → Look up another NPI →
Also registered at 1121 Belleville Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jimmy Adkisson, DOFamily Medicine Physician1356364459
- Elizabeth Bataglia-Hillman, M.D.Family Medicine Physician1700858578
- Charles Cottrell, R.PH.Pharmacist1053410977
- Robert Defrancisco, PHDClinical Psychologist1871601427
- Sarah Gerety PettisFamily Nurse Practitioner1790632305
- Melissa Heath, MDObstetrics & Gynecology Physician1134170095
Verify Maria Isabel Villarreal in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersAlabama Board of Medical Examiners
Search for license 20632Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.5 times the Medicare Part D claims of the average family medicine physician in 2024
15,787 Medicare Part D claims for 773 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 1,223 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen609 claims
- Gabapentin576 claims
- Amlodipine Besylate542 claims
- Levothyroxine Sodium527 claims
- Tramadol Hcl448 claims
- Pantoprazole Sodium443 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 practice group's MIPS final score for 2023 (Medicare payment program): 87.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $25.40
1 payment: food and beverage; the largest payer was Abbvie 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.
Bills Medicare through one group practice
- D.W. Mcmillan Memorial HospitalBrewton, AL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maria Isabel Villarreal among 1,996 family medicine physician records in Alabama
Maria Isabel Villarreal, M. D. is one of 1,996 family medicine physician records with a practice address in Alabama. 84% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 52% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1994 · median 2005 among the 1,346 with a school on file
- Record last updated2021 · 55% 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 Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
11 family medicine physician records list a practice address in Brewton
They are 11 of the 112 NPPES records with a practice address in Brewton, and 1,996 family medicine physician records in Alabama.
All 1,996 in Alabama → Every provider in Brewton → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jimmy Adkisson, DOBrewton, AL 364261356364459
- Elizabeth Bataglia-Hillman, M.D.Brewton, AL 364261700858578
- Ali JordanBrewton, AL 364261023975174
- Holly King-Stevens, D.O.Brewton, AL 364261255865010
- Elizabeth Low, M.D.Brewton, AL 364261992778005
- Deanah Maxwell, MDBrewton, AL 364261124214770
- Aaron Morgan, M.D.Brewton, AL 364261932391661
- Mark Robinson, M. D.Brewton, AL 364261356314140
Common questions
What is Maria Isabel Villarreal, M. D.'s NPI number?
Maria Isabel Villarreal, M. D.'s National Provider Identifier (NPI) is 1376516526, issued on Feb 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Maria Isabel Villarreal, M. D. located?
The NPPES record lists a practice address at 1121 Belleville Ave, Brewton, AL, 36426. Phone: (251) 809-3110. Providers update this record themselves, so call before visiting.
How can I verify Maria Isabel Villarreal, M. D.'s license?
NPPES lists Alabama license number 20632, as entered by the provider. Search the Alabama Board of Medical Examiners at https://www.albme.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Maria Isabel Villarreal, M. D. prescribe under Medicare Part D?
In 2024, Maria Isabel Villarreal, M. D. had 15,787 Medicare Part D claims for 773 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Maria Isabel Villarreal, M. D.'s MIPS final score?
The 2023 MIPS final score is 87.2 of 100, reported for the practice group. 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.