Gregory Gladish, M.D.
NPI 1417055609 · Diagnostic Radiology Physician · Houston, TX
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Gladish, M.D. is a Diagnostic Radiology Physician provider in Houston, TX (NPI 1417055609).
Provider details
- NPI number
- 1417055609
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- K8173 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,496 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Ct Scan of Chest With Contrast71260 | 528 | $54 |
| X-Ray of Chest, 1 View71045 | 449 | $8 |
| X-Ray of Chest, 2 Views71046 | 388 | $10 |
| Ct Scan of Chest Without Contrast71250 | 354 | $50 |
| Nuclear Medicine Study From Skull Base to Mid-Thigh With Ct Scan78815 | 294 | $111 |
| Nuclear Medicine Study From Skull Base to Mid-Thigh With Ct Scan78815 | 106 | $108 |
| Ct Scan of Chest With Contrast71260 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-20
- Last updated
- 2012-06-14
Frequently asked questions
- What is Gregory Gladish's NPI number?
- Gregory Gladish's National Provider Identifier (NPI) is 1417055609, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Gladish's specialty?
- Gregory Gladish is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Gladish located?
- Gregory Gladish's practice location on file with NPPES is 1515 Holcombe Blvd, Houston, TX 77030-4009.
- What is Gregory Gladish's phone number?
- The practice phone number listed in the NPPES registry for Gregory Gladish is (713) 792-6161.
- Does Gregory Gladish accept Medicare?
- Gregory Gladish is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Gladish's NPI active?
- Yes — Gregory Gladish's NPI (1417055609) is active in the NPPES registry as of the last update on 2012-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.