NPPES file of Aug 9, 2026

Dana Elena Giza, M.D.

Geriatric Medicine (Family Medicine) Physician · Bellaire, TX

Dana Elena Giza, M.D. is a geriatric medicine (family medicine) physician with a practice address in Bellaire, Texas, and NPI 1265968986, issued on May 2, 2017. Check the license (Texas S7660, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1265968986
Name
Dana Elena Giza
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Family Medicine) Physician 207QG0300X
License numbers
S7660 TX
S7760 TX
Self-reported in NPPES; status is on the state search
Practice location
6500 West Loop S Ste 200C, Bellaire, TX 77401
Phone
(713) 486-5150
Enumerated
May 2, 2017
Record last updated
Jun 20, 2024
Fax
(713) 666-2998
Medicare enrollment
Enrolled (PECOS I20210727004007); accepts Medicare assignment
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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Also registered at 6500 West Loop S Ste 200C

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Maureen Beck, DNP, APRN, GNP-BCGerontology Nurse Practitioner1700175718
  2. Shuyan BiNurse Practitioner1578945457
  3. Mona Patel, APRNFamily Nurse Practitioner1205249273
  4. Rafael Samper-Ternent, MD, PHDGeriatric Medicine (Internal Medicine) Physician1275071870

Verify Dana Elena Giza in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license S7660
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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82% fewer Medicare Part D claims than the average geriatric medicine (family medicine) physician in 2024

922 Medicare Part D claims for 108 beneficiaries, against an average of 5,222 among the 1,271 providers of this specialty who prescribed in Part D.

  1. Dana Giza922
  2. Specialty average5,222

Most prescribed

  1. Atorvastatin Calcium72 claims
  2. Amlodipine Besylate55 claims
  3. Levothyroxine Sodium52 claims
  4. Donepezil Hcl48 claims
  5. Gabapentin48 claims
  6. Lisinopril29 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): 82.4 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.

  1. Qualityout of 100 · 30% of the final score79.2
  2. Costout of 100 · 30%58.5
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. UT PhysiciansHouston, TX

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

Dana Elena Giza among 121 geriatric medicine (family medicine) physician records in Texas

Dana Elena Giza, M.D. is one of 121 geriatric medicine (family medicine) physician records with a practice address in Texas. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 90% of them.

  • NPI issued2017 · 90% of these records are older, 9% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2012 · median 2004 among the 71 with a school on file
  • Record last updated2024 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QG0300X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Family Medicine) Physician providers in Texas

There are 121 geriatric medicine (family medicine) physician records in Texas.

The 8 geriatric medicine (family medicine) physician records with the nearest ZIP codes

  1. John Halphen, M.D.Bellaire, TX 774011639289978
  2. Daima Ratcliff, M.D.The Woodlands, TX 773841548423205
  3. Jose Raul Rodriguez, M.D.Spring, TX 773811376503078
  4. Anita Alvarez-Cruz, M.D.Katy, TX 774501235297409
  5. Faith Atai, M.DMissouri City, TX 774591023347358
  6. Candance Johnson, FNPMissouri City, TX 774591821332412
  7. Mohammad Alam, MDSugar Land, TX 774791669535357
  8. Owen Capocyan, M.D.Sugar Land, TX 774791063695328

Common questions

What is Dana Elena Giza, M.D.'s NPI number?

Dana Elena Giza, M.D.'s National Provider Identifier (NPI) is 1265968986, issued on May 2, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Dana Elena Giza, M.D. located?

The NPPES record lists a practice address at 6500 West Loop S Ste 200C, Bellaire, TX, 77401. Phone: (713) 486-5150. Providers update this record themselves, so call before visiting.

How can I verify Dana Elena Giza, M.D.'s license?

NPPES lists Texas license number S7660, 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 Dana Elena Giza, M.D. prescribe under Medicare Part D?

In 2024, Dana Elena Giza, M.D. had 922 Medicare Part D claims for 108 beneficiaries; the average among geriatric medicine (family medicine) physician prescribers was 5,222. Part D covers Medicare prescriptions only.

What is Dana Elena Giza, M.D.'s MIPS final score?

The 2023 MIPS final score is 82.4 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.