NPPES file of Aug 9, 2026

Anna Marie Calara, MD

Internal Medicine Physician · Houston, TX

Anna Marie Calara, MD is an internal medicine physician with a practice address in Houston, Texas, and NPI 1962031849, issued on Apr 3, 2020. Check the license (Texas U1480, 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
1962031849
Name
Anna Marie Calara
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
U1480 TX
Self-reported in NPPES; status is on the state search
Practice location
3003 W Holcombe Blvd, Houston, TX 77025
Phone
(713) 442-9400
Enumerated
Apr 3, 2020
Record last updated
Jun 24, 2024
Medicare enrollment
Enrolled (PECOS I20230802001231); accepts Medicare assignment
Medical or professional school
Texas Tech University Health Science Center School Of Medicine, 2020
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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Verify Anna Marie Calara in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license U1480
    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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55% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,444 Medicare Part D claims for 299 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 42 claims were for opioids.

  1. Anna Calara1,444
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium62 claims
  2. Amlodipine Besylate60 claims
  3. Albuterol Sulfate Hfa59 claims
  4. Azithromycin45 claims
  5. Gabapentin43 claims
  6. Famotidine38 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: $83.62

3 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie 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.

  1. Anna Calara$83.62
  2. Specialty average$1,303.06

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

  1. Kelsey-Seybold Medical Group, PLLCHouston, TX

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

Anna Marie Calara among 9,175 internal medicine physician records in Texas

Anna Marie Calara, MD is one of 9,175 internal 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 2020, is newer than 85% of them.

  • NPI issued2020 · 85% of these records are older, 12% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2020 · median 2004 among the 6,088 with a school on file
  • Record last updated2024 · 49% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,488 internal medicine physician records list a practice address in Houston

They are 1,488 of the 61,221 NPPES records with a practice address in Houston, and 9,175 internal medicine physician records in Texas.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Donald Aga, MDHouston, TX 770251093749103
  2. Shamoon Ahmed, M.D.Houston, TX 770251831138072
  3. Frank Ajatta, M.D.Houston, TX 770251851360705
  4. Rajkumar Alagugurusamy, MDHouston, TX 770251285652925
  5. Zhihao Dai, M.D.Houston, TX 770251134175565
  6. Fawzia Javed, MDHouston, TX 770251831120518
  7. Tony Lin, MDHouston, TX 770251689760969
  8. Trela Parker, MDHouston, TX 770251598851875

Common questions

What is Anna Marie Calara, MD's NPI number?

Anna Marie Calara, MD's National Provider Identifier (NPI) is 1962031849, issued on Apr 3, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Anna Marie Calara, MD located?

The NPPES record lists a practice address at 3003 W Holcombe Blvd, Houston, TX, 77025. Phone: (713) 442-9400. Providers update this record themselves, so call before visiting.

How can I verify Anna Marie Calara, MD's license?

NPPES lists Texas license number U1480, 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 Anna Marie Calara, MD prescribe under Medicare Part D?

In 2024, Anna Marie Calara, MD had 1,444 Medicare Part D claims for 299 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.