NPPES file of Aug 9, 2026

Maria Alejandra Vallejo-Nieto, M.D.

Family Medicine Physician · Sherman, TX

Maria Alejandra Vallejo-Nieto, M.D. is a family medicine physician with a practice address in Sherman, Texas, and NPI 1962637967, issued on May 19, 2009. Check the license (Texas P1703, as entered in NPPES) on the Texas Medical Board; 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
1962637967
Name
Maria Alejandra Vallejo-Nieto
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
P1703 TX
Self-reported in NPPES; status is on the state search
Practice location
2907 Overland Trl Ste 200, Sherman, TX 75092
Phone
(903) 416-2650
Enumerated
May 19, 2009
Record last updated
Aug 21, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(903) 416-2651
Medicaid ID
2998783-05 TX
Medicare enrollment
Enrolled (PECOS I20120723000784); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →

Verify Maria Alejandra Vallejo-Nieto in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license P1703    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 Texas license search

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49% more Medicare Part D claims than the average family medicine physician in 2024

5,265 Medicare Part D claims for 348 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Maria Vallejo-Nieto5,265
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium389 claims
  2. Levothyroxine Sodium302 claims
  3. Amlodipine Besylate262 claims
  4. Lisinopril255 claims
  5. Metformin Hcl226 claims
  6. Losartan Potassium204 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: $1,392.83

71 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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.

  1. Maria Vallejo-Nieto$1,392.83
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Legacy Healthcare Services IncMcKinney, TX
  2. TexomacareSherman, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Maria Alejandra Vallejo-Nieto among 11,119 family medicine physician records in Texas

Maria Alejandra Vallejo-Nieto, M.D. 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 2009, is newer than 59% of them.

  • NPI issued2009 · 59% of these records are older, 38% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2004 · median 2004 among the 7,095 with a school on file
  • Record last updated2020 · 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).

47 family medicine physician records list a practice address in Sherman

They are 47 of the 1,350 NPPES records with a practice address in Sherman, and 11,119 family medicine physician records in Texas.

All 11,119 in Texas → Every provider in Sherman → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Christian Cooper, MDSherman, TX 750921225126469
  2. Grant Craig, M.D.Sherman, TX 750921598809741
  3. Jasyn Haney, MDSherman, TX 750921780773739
  4. Bradley Hodge, MDSherman, TX 750921750470704
  5. Rakhshi Hydari, MDSherman, TX 750921699945956
  6. John Kenworthy, D.O.Sherman, TX 750921700260130
  7. Jennifer Laing, MDSherman, TX 750921790711919
  8. Raymond Mailloux, MDSherman, TX 750921245248608

Common questions

What is Maria Alejandra Vallejo-Nieto, M.D.'s NPI number?

Maria Alejandra Vallejo-Nieto, M.D.'s National Provider Identifier (NPI) is 1962637967, issued on May 19, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Maria Alejandra Vallejo-Nieto, M.D. located?

The NPPES record lists a practice address at 2907 Overland Trl Ste 200, Sherman, TX, 75092. Phone: (903) 416-2650. Providers update this record themselves, so call before visiting.

How can I verify Maria Alejandra Vallejo-Nieto, M.D.'s license?

NPPES lists Texas license number P1703, 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 Maria Alejandra Vallejo-Nieto, M.D. prescribe under Medicare Part D?

In 2024, Maria Alejandra Vallejo-Nieto, M.D. had 5,265 Medicare Part D claims for 348 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.

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.