Gregory Scott Brown, M.D.
Psychiatry Physician · Houston, TX
Gregory Scott Brown, M.D. is a psychiatry physician with a practice address in Houston, Texas, and NPI 1912386749, issued on May 26, 2015. Check the license (Texas Q9790, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Gregory Scott Brown
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- Q9790 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1225 North Loop W Ste 935, Houston, TX 77008
- Phone
- (281) 903-5897
- Enumerated
- May 26, 2015
- Record last updated
- Dec 23, 2025
- Fax
- (281) 984-0739
- Medicare enrollment
- Enrolled (PECOS I20190201000544); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical School At Houston, 2015
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 3,318 in Texas → Look up another NPI →
Also registered at 1225 North Loop W Ste 935
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Esther Kelley-Cook, MDPsychiatry Physician1700271558
- Michelle Koudsi, LMSWClinical Social Worker1417738733
Verify Gregory Scott Brown in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license Q9790Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average psychiatry physician in 2024
11 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Bills Medicare through one group practice
- UH HealthHouston, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory Scott Brown among 3,318 psychiatry physician records in Texas
Gregory Scott Brown, M.D. is one of 3,318 psychiatry physician records with a practice address in Texas. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 71% of them.
- NPI issued2015 · 71% of these records are older, 27% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 45% of these records are
- Graduated2015 · median 2006 among the 1,481 with a school on file
- Record last updated2025 · 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 2084P0800X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Texas
There are 3,318 psychiatry physician records in Texas.
All 3,318 in Texas → Every provider in Houston → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Robert Bacon, MDHouston, TX 770081700951704
- Esther Kelley-Cook, MDHouston, TX 770081700271558
- Dharmendra Kumar, MDHouston, TX 770081841448511
- Reena Kumar, MDHouston, TX 770081881022283
- Tzu Lu, MDHouston, TX 770081689763088
- Kerry MendesHouston, TX 770081124348370
- Vinh-Son Nguyen, MDHouston, TX 770081790314482
- Mary Chandler Self, M.D.Houston, TX 770081053607853
Common questions
What is Gregory Scott Brown, M.D.'s NPI number?
Gregory Scott Brown, M.D.'s National Provider Identifier (NPI) is 1912386749, issued on May 26, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Scott Brown, M.D. located?
The NPPES record lists a practice address at 1225 North Loop W Ste 935, Houston, TX, 77008. Phone: (281) 903-5897. Providers update this record themselves, so call before visiting.
How can I verify Gregory Scott Brown, M.D.'s license?
NPPES lists Texas license number Q9790, 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 Gregory Scott Brown, M.D. prescribe under Medicare Part D?
In 2024, Gregory Scott Brown, M.D. had 11 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.