Gregg Kalbfleisch, DDS
NPI 1639221336 · Oral and Maxillofacial Surgery (Dentist) · Longmont, CO
Gregg Kalbfleisch, DDS is a Oral and Maxillofacial Surgery (Dentist) provider in Longmont, CO (NPI 1639221336).
Provider details
- NPI number
- 1639221336
- Entity type
- Individual
- Primary specialty
- Oral and Maxillofacial Surgery (Dentist)Dental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- Yes
- License
- H-D-1-00226 (CO)
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
- 2007-01-16
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gregg Kalbfleisch's NPI number?
- Gregg Kalbfleisch's National Provider Identifier (NPI) is 1639221336, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregg Kalbfleisch's specialty?
- Gregg Kalbfleisch is listed in the NPPES registry with a primary specialty of Oral and Maxillofacial Surgery (Dentist) (Dental Providers).
- Where is Gregg Kalbfleisch located?
- Gregg Kalbfleisch's practice location on file with NPPES is 1361 Francis St, Longmont, CO 80501-2576.
- What is Gregg Kalbfleisch's phone number?
- The practice phone number listed in the NPPES registry for Gregg Kalbfleisch is (303) 772-8585.
- Is Gregg Kalbfleisch's NPI active?
- Yes — Gregg Kalbfleisch's NPI (1639221336) 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.