NPPES file of Aug 9, 2026

Mary Catherine Gibson, M.D.

Rheumatology Physician · Houston, TX

Mary Catherine Gibson, M.D. is a rheumatology physician with a practice address in Houston, Texas, and NPI 1316233133, issued on Jun 20, 2011. Check the license (Texas Q6748, 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
1316233133
Name
Mary Catherine Gibson
Credential
M.D.
Primary taxonomy
Rheumatology Physician 207RR0500X
License numbers
Q6748 TX
2011016791 MO
Self-reported in NPPES; status is on the state search
Practice location
2204 Austin St Ste 200, Houston, TX 77002
Phone
(713) 640-5477
Enumerated
Jun 20, 2011
Record last updated
May 6, 2024
Fax
(713) 640-5872
Medicare enrollment
Enrolled (PECOS I20160531000950); may accept Medicare assignment
Medical or professional school
University Of Texas Medical School At Houston, 2011
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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Also registered at 2204 Austin St Ste 200

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

  1. Reagan Styrt, PA-CMedical Physician Assistant1295376325
  2. Kelsi Vilardo, PA-CMedical Physician Assistant1407367881
  3. Jacqueline Vo, MDRheumatology Physician1346338001

Verify Mary Catherine Gibson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license Q6748
    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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47% fewer Medicare Part D claims than the average rheumatology physician in 2024

1,058 Medicare Part D claims for 181 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D.

  1. Mary Gibson1,058
  2. Specialty average1,978

Most prescribed

  1. Hydroxychloroquine Sulfate154 claims
  2. Prednisone149 claims
  3. Methotrexate63 claims
  4. Meloxicam55 claims
  5. Leflunomide46 claims
  6. Celecoxib44 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).

Industry payments in 2024: $3,003.47

119 payments; by number, the most common kind was food and beverage; the largest payer was Ucb, Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mary Gibson$3,003.47
  2. Specialty average$8,538.33

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. Rheumatology Center OF Houston, PLLCHouston, TX

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

Mary Catherine Gibson among 545 rheumatology physician records in Texas

Mary Catherine Gibson, M.D. is one of 545 rheumatology physician records with a practice address in Texas. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 67% of them.

  • NPI issued2011 · 67% of these records are older, 29% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 77% of these records are
  • Graduated2011 · median 2004 among the 417 with a school on file
  • Record last updated2024 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Rheumatology Physician providers in Texas

There are 545 rheumatology physician records in Texas.

The 8 rheumatology physician records with the nearest ZIP codes

  1. Jacqueline Vo, MDHouston, TX 770021346338001
  2. Alan Croock, MDHouston, TX 770041316027758
  3. Mujahed Alikhan, M.D.Houston, TX 770051396924106
  4. Alan Friedman, MDHouston, TX 770051528045556
  5. Mona Iversen, M.D.Houston, TX 770051720249055
  6. Suong Tran, MDHouston, TX 770051851591978
  7. William Ratnoff, M.D.Houston, TX 770071497744783
  8. Ramona Mihu, M.D.Houston, TX 770081154614592

Common questions

What is Mary Catherine Gibson, M.D.'s NPI number?

Mary Catherine Gibson, M.D.'s National Provider Identifier (NPI) is 1316233133, issued on Jun 20, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Mary Catherine Gibson, M.D. located?

The NPPES record lists a practice address at 2204 Austin St Ste 200, Houston, TX, 77002. Phone: (713) 640-5477. Providers update this record themselves, so call before visiting.

How can I verify Mary Catherine Gibson, M.D.'s license?

NPPES lists Texas license number Q6748, 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 Mary Catherine Gibson, M.D. prescribe under Medicare Part D?

In 2024, Mary Catherine Gibson, M.D. had 1,058 Medicare Part D claims for 181 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.

What is Mary Catherine Gibson, 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.