Gregory Ryan Clayton
Emergency Medicine Physician · Kingwood, TX
Gregory Ryan Clayton is an emergency medicine physician with a practice address in Kingwood, Texas, and NPI 1588243190, issued on Apr 2, 2021. Check the license (Texas U7660, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Gregory Ryan Clayton
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- U7660 TX
Self-reported in NPPES; status is on the state search - Practice location
- 22999 Highway 59 N, Kingwood, TX 77339
- Phone
- (281) 348-3320
- Enumerated
- Apr 2, 2021
- Record last updated
- Jan 25, 2024
- Fax
- (281) 295-5214
- Medicare enrollment
- Enrolled (PECOS I20240419001770); 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 22999 Highway 59 N
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gregory Ryan Clayton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license U7660Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average emergency medicine physician in 2024
104 Medicare Part D claims for 77 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 15 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen13 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.
Industry payments in 2024: $378.81
3 payments; by number, the most common kind was food and beverage; the largest payer was Inari Medical, Inc. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Emergency Medicine Services OF TX, PLLCKingwood, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory Ryan Clayton among 4,885 emergency medicine physician records in Texas
Gregory Ryan Clayton 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 2021, is newer than 88% of them.
- NPI issued2021 · 88% of these records are older, 8% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2021 · median 2013 among the 2,779 with a school on file
- Record last updated2024 · 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).
36 emergency medicine physician records list a practice address in Kingwood
They are 36 of the 1,799 NPPES records with a practice address in Kingwood, and 4,885 emergency medicine physician records in Texas.
All 4,885 in Texas → Every provider in Kingwood → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Syed Ali, M.D.Kingwood, TX 773391710368212
- Moath Amro, MDKingwood, TX 773391558620542
- James Barton, MDKingwood, TX 773391134534720
- Andrew Choi, MDKingwood, TX 773391407155252
- Richard Keiger, MDKingwood, TX 773391578502928
- Edwin Malone, M.D.Kingwood, TX 773391821224320
- John Quinn, MDHumble, TX 773391497725204
- Marina Rubin, M.D.Kingwood, TX 773391962817296
Common questions
What is Gregory Ryan Clayton's NPI number?
Gregory Ryan Clayton's National Provider Identifier (NPI) is 1588243190, issued on Apr 2, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Ryan Clayton located?
The NPPES record lists a practice address at 22999 Highway 59 N, Kingwood, TX, 77339. Phone: (281) 348-3320. Providers update this record themselves, so call before visiting.
How can I verify Gregory Ryan Clayton's license?
NPPES lists Texas license number U7660, 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 Ryan Clayton prescribe under Medicare Part D?
In 2024, Gregory Ryan Clayton had 104 Medicare Part D claims for 77 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.