James Perry Locke, M.D.
Emergency Medicine Physician · Houston, TX
James Perry Locke, M.D. is an emergency medicine physician with a practice address in Houston, Texas, and NPI 1518022193, issued on Dec 26, 2006. Check the license (Texas K4489, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- James Perry Locke
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- K4489 TX
Self-reported in NPPES; status is on the state search - Practice location
- 2101 Nasa Pkwy, Houston, TX 77058
- Phone
- (281) 483-6923
- Enumerated
- Dec 26, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 4,885 in Texas → Look up another NPI →
Also registered at 2101 Nasa Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify James Perry Locke in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license K4489Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average emergency medicine physician in 2024
22 Medicare Part D claims for 14 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
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.
James Perry Locke among 4,885 emergency medicine physician records in Texas
James Perry Locke, M.D. 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 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 67% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2007 · 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
- David Alexander, M.D.Houston, TX 770581134196082
- Joseph Dervay, M.D.Houston, TX 770581467422402
- Michael Greene, MDHouston, TX 770581932057072
- Maurice Holmes, M.D.Houston, TX 770581245216878
- Michael IpHouston, TX 770581952805483
- Robert Kaale, MDNassau Bay, TX 770581659487767
- Diana Padilla, MDHouston, TX 770581750919320
- Terrence Pattinson, M.D.Houston, TX 770581538388178
Common questions
What is James Perry Locke, M.D.'s NPI number?
James Perry Locke, M.D.'s National Provider Identifier (NPI) is 1518022193, issued on Dec 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James Perry Locke, M.D. located?
The NPPES record lists a practice address at 2101 Nasa Pkwy, Houston, TX, 77058. Phone: (281) 483-6923. Providers update this record themselves, so call before visiting.
How can I verify James Perry Locke, M.D.'s license?
NPPES lists Texas license number K4489, 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 James Perry Locke, M.D. prescribe under Medicare Part D?
In 2024, James Perry Locke, M.D. had 22 Medicare Part D claims for 14 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.