Christina Williams, M.D.
Psychiatry Physician · Houston, TX
Christina Williams, M.D. is a psychiatry physician with a practice address in Houston, Texas, and NPI 1396159679, issued on Jun 16, 2014. Check the license (Texas R2920, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Christina Williams
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- R2920 TX
BP10050691 TX
Self-reported in NPPES; status is on the state search - Practice location
- 5901 Long Dr, Houston, TX 77087
- Phone
- (713) 970-7000
- Enumerated
- Jun 16, 2014
- Record last updated
- Nov 16, 2023
- Medicare enrollment
- Enrolled (PECOS I20241212004063); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical Branch At Galveston, 2014
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 3,318 in Texas → Look up another NPI →
Also registered at 5901 Long Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maddison Adimora, LPCProfessional Counselor1194338251
- Nora Bailey, M.D.Psychiatry Physician1699191908
- Heather Barr, LCSWClinical Social Worker1184364879
- Jerry Branch, LCDCAddiction (Substance Use Disorder) Counselor1689566580
- Markus Carter, LCSWClinical Social Worker1932917242
- Valerie Chapa, LCSWClinical Social Worker1316338262
Verify Christina Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license R2920Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average psychiatry physician in 2024
186 Medicare Part D claims for 30 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Aripiprazole22 claims
- Escitalopram Oxalate15 claims
- Hydroxyzine Hcl14 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
- County OF SonomaSanta Rosa, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christina Williams among 3,318 psychiatry physician records in Texas
Christina Williams, 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 2014, is newer than 68% of them.
- NPI issued2014 · 68% of these records are older, 29% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 45% of these records are
- Graduated2014 · median 2006 among the 1,481 with a school on file
- Record last updated2023 · 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
- Nora Bailey, M.D.Houston, TX 770871699191908
- Amol Chaugule, M.D.Houston, TX 770871417187527
- Woodrow Coppedge, M.D.Houston, TX 770871952356321
- Faye SadberryHouston, TX 770871255441895
- Mark Williamson, MDHouston, TX 770871760591028
- Larry Flowers, M.D.Houston, TX 770901750336707
- Madiha Ghayas, M.D.Houston, TX 770841609199926
- Lawrence Ginsberg, M.D.Houston, TX 770901851385835
Common questions
What is Christina Williams, M.D.'s NPI number?
Christina Williams, M.D.'s National Provider Identifier (NPI) is 1396159679, issued on Jun 16, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Christina Williams, M.D. located?
The NPPES record lists a practice address at 5901 Long Dr, Houston, TX, 77087. Phone: (713) 970-7000. Providers update this record themselves, so call before visiting.
How can I verify Christina Williams, M.D.'s license?
NPPES lists Texas license number R2920, 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 Christina Williams, M.D. prescribe under Medicare Part D?
In 2024, Christina Williams, M.D. had 186 Medicare Part D claims for 30 beneficiaries; 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.