Gregory Tomc, M.D.
NPI 1427343110 · Diagnostic Radiology Physician · Lakewood, CO
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Tomc, M.D. is a Diagnostic Radiology Physician provider in Lakewood, CO (NPI 1427343110).
Provider details
- NPI number
- 1427343110
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- DR.0056671 (CO)
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
15 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
1,224 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) |
|---|---|---|
| Mri Scan of Arm Joint Without Contrast73221 | 198 | $103 |
| Mri Scan of Leg Joint Without Contrast73721 | 153 | $103 |
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 146 | $96 |
| Ct Scan of Leg Without Contrast73700 | 119 | $76 |
| Mri Scan of Upper Spinal Canal Without Contrast72141 | 84 | $88 |
| Ct Scan of Arm Without Contrast73200 | 75 | $77 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-10
- Last updated
- 2018-03-12
Frequently asked questions
- What is Gregory Tomc's NPI number?
- Gregory Tomc's National Provider Identifier (NPI) is 1427343110, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Tomc's specialty?
- Gregory Tomc is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Tomc located?
- Gregory Tomc's practice location on file with NPPES is 1746 Cole Blvd Ste 150, Lakewood, CO 80401-3267.
- What is Gregory Tomc's phone number?
- The practice phone number listed in the NPPES registry for Gregory Tomc is (303) 914-8800.
- Does Gregory Tomc accept Medicare?
- Gregory Tomc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Tomc's NPI active?
- Yes — Gregory Tomc's NPI (1427343110) is active in the NPPES registry as of the last update on 2018-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.