Justin Gregg, M.D.
Urology Physician · Houston, TX
Justin Gregg, M.D. is a urology physician with a practice address in Houston, Texas, and NPI 1093072324, issued on Apr 11, 2012. Check the license (Texas R2605, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Justin Gregg
- Credential
- M.D.
- Primary taxonomy
- Urology Physician 208800000X
- License number
- R2605 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1515 Holcombe Blvd, Houston, TX 77030
- Phone
- (713) 792-6161
- Enumerated
- Apr 11, 2012
- Record last updated
- Oct 4, 2022
- Medicare enrollment
- Enrolled (PECOS I20171213000949); accepts Medicare assignment
- Medical or professional school
- Vanderbilt University School Of Medicine, 2012
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest urology physician records → All 960 in Texas → Look up another NPI →
Also registered at 1515 Holcombe Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ashley Aaroe, MDNeurology Physician1902295793
- Linda Abad, PA-CPhysician Assistant1063928240
- Cynthia Abarado, RN, GNPGerontology Nurse Practitioner1851471049
- Hussein Abbas, MD, PHDInternal Medicine Physician1609220532
- James Abbruzzese, M.D.Medical Oncology Physician1134233224
- Karim Abdeldaem, MDEmergency Medicine Physician1558056200
Verify Justin Gregg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license R2605Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average urology physician in 2024
91 Medicare Part D claims for 44 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D.
Most prescribed
- Tamsulosin Hcl46 claims
- Finasteride15 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 81.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $936.43
9 payments; by number, the most common kind was food and beverage; the largest payer was Bayer Healthcare Pharmaceuticals Inc. The 9,340 providers of this specialty with any payment received $3,800.04 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
- Physicians Referral ServiceHouston, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Justin Gregg among 960 urology physician records in Texas
Justin Gregg, M.D. is one of 960 urology physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 72% of them.
- NPI issued2012 · 72% of these records are older, 24% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2012 · median 2004 among the 667 with a school on file
- Record last updated2022 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Urology Physician providers in Texas
There are 960 urology physician records in Texas.
All 960 in Texas → Every provider in Houston → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- John Davis, M.D.Houston, TX 770301740268978
- Karen Delhey, M.D.Houston, TX 770301235180597
- Felipe Flores-Sandoval, MDHouston, TX 770301467409748
- Richard Goldfarb, MDHouston, TX 770301649224924
- Ricardo Gonzalez, MDHouston, TX 770301629020292
- David Ho, M.D.Houston, TX 770301215937586
- Jeffrey Jones, M.D.Houston, TX 770301407835440
- Stephen Lapin, M.D.Houston, TX 770301073567376
Common questions
What is Justin Gregg, M.D.'s NPI number?
Justin Gregg, M.D.'s National Provider Identifier (NPI) is 1093072324, issued on Apr 11, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Justin Gregg, M.D. located?
The NPPES record lists a practice address at 1515 Holcombe Blvd, Houston, TX, 77030. Phone: (713) 792-6161. Providers update this record themselves, so call before visiting.
How can I verify Justin Gregg, M.D.'s license?
NPPES lists Texas license number R2605, 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 Justin Gregg, M.D. prescribe under Medicare Part D?
In 2024, Justin Gregg, M.D. had 91 Medicare Part D claims for 44 beneficiaries; the average among urology physician prescribers was 1,340. Part D covers Medicare prescriptions only.
What is Justin Gregg, M.D.'s MIPS final score?
The 2023 MIPS final score is 81.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.