Gregory Zlock, D.M.D.
NPI 1124180088 · General Practice Dentistry · Missoula, MT
Enrolled with Medicare as Order and Referring Only - Other (non-Physician) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Zlock, D.M.D. is a General Practice Dentistry provider in Missoula, MT (NPI 1124180088).
Provider details
- NPI number
- 1124180088
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- D.M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 2075 (MT)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gregory Zlock's NPI number?
- Gregory Zlock's National Provider Identifier (NPI) is 1124180088, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Zlock's specialty?
- Gregory Zlock is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is Gregory Zlock located?
- Gregory Zlock's practice location on file with NPPES is 1211 S Reserve St, Missoula, MT 59801-3101.
- What is Gregory Zlock's phone number?
- The practice phone number listed in the NPPES registry for Gregory Zlock is (406) 543-6320.
- Does Gregory Zlock accept Medicare?
- Gregory Zlock is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Zlock's NPI active?
- Yes — Gregory Zlock's NPI (1124180088) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.