Jamar Williams, MD, MPH
Emergency Medicine Physician · Houston, TX
Jamar Williams, MD, MPH is an emergency medicine physician with a practice address in Houston, Texas, and NPI 1689000465, issued on Sep 24, 2013. Check the license (Texas U9456, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Jamar Williams
- Credential
- MD, MPH
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- U9456 TX
289711 NY
Self-reported in NPPES; status is on the state search - Practice location
- 710 Cypress Creek Pkwy, Houston, TX 77090
- Phone
- (281) 440-1000
- Enumerated
- Sep 24, 2013
- Record last updated
- Aug 6, 2026
- Medicare enrollment
- Enrolled (PECOS I20241028001459); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 4,885 in Texas → Look up another NPI →
Also registered at 710 Cypress Creek Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Umer Ahmed, MD, MBA.Family Medicine Physician1538421557
- Kristina Aleman, ACNPAdult Health Nurse Practitioner1154192425
- Yakira Alford, MD, MPHEmergency Medicine Physician1326667205
- Eza Ali, PHARMDPharmacist1225990146
- Tessa Anyangwe, , AGACNP, APRN-BCNurse Practitioner1992499032
- Yahshua BosRegistered Nurse1184582041
Verify Jamar Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license U9456Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% more Medicare Part D claims than the average emergency medicine physician in 2024
414 Medicare Part D claims for 102 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 13 claims were for opioids.
Most prescribed
- Doxepin Hcl52 claims
- Diclofenac Sodium Er35 claims
- Etodolac21 claims
- Naproxen Sodium21 claims
- Atorvastatin Calcium14 claims
- Levothyroxine Sodium13 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
- Emergency Medicine Services OF TX, PLLCHouston, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jamar Williams among 4,885 emergency medicine physician records in Texas
Jamar Williams, MD, MPH is one of 4,885 emergency medicine physician records with a practice address in Texas. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 59% of them.
- NPI issued2013 · 59% of these records are older, 37% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2011 · median 2013 among the 2,779 with a school on file
- Record last updated2026 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
818 emergency medicine physician records list a practice address in Houston
They are 818 of the 61,221 NPPES records with a practice address in Houston, and 4,885 emergency medicine physician records in Texas.
All 4,885 in Texas → Every provider in Houston → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Phu CaoHouston, TX 770901497179626
- Elizabeth Fair, MDHouston, TX 770901487753638
- Jonathan Hemmert, MDHouston, TX 770901588827455
- Vanessa Lauck, M.D.Houston, TX 770901164665287
- Dorothy Lemecha, DOHouston, TX 770901578636270
- Nosson Lerner, MDHouston, TX 770901942836077
- Param Maewal, M.D.Houston, TX 770901942305941
- Huzefa Mogri, MDHouston, TX 770901033458880
Common questions
What is Jamar Williams, MD, MPH's NPI number?
Jamar Williams, MD, MPH's National Provider Identifier (NPI) is 1689000465, issued on Sep 24, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Jamar Williams, MD, MPH located?
The NPPES record lists a practice address at 710 Cypress Creek Pkwy, Houston, TX, 77090. Phone: (281) 440-1000. Providers update this record themselves, so call before visiting.
How can I verify Jamar Williams, MD, MPH's license?
NPPES lists Texas license number U9456, 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 Jamar Williams, MD, MPH prescribe under Medicare Part D?
In 2024, Jamar Williams, MD, MPH had 414 Medicare Part D claims for 102 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.