Herbert Fahrenholtz, MD
NPI 1811986169 · Family Medicine Physician · Greeley, CO
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Herbert Fahrenholtz, MD is a Family Medicine Physician provider in Greeley, CO (NPI 1811986169).
Provider details
- NPI number
- 1811986169
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- DR32319 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2005-10-19
- Last updated
- 2008-07-29
Frequently asked questions
- What is Herbert Fahrenholtz's NPI number?
- Herbert Fahrenholtz's National Provider Identifier (NPI) is 1811986169, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Herbert Fahrenholtz's specialty?
- Herbert Fahrenholtz is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Herbert Fahrenholtz located?
- Herbert Fahrenholtz's practice location on file with NPPES is 1600 23rd Ave, Greeley, CO 80634-6070.
- What is Herbert Fahrenholtz's phone number?
- The practice phone number listed in the NPPES registry for Herbert Fahrenholtz is (970) 356-2424.
- Does Herbert Fahrenholtz accept Medicare?
- Herbert Fahrenholtz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Herbert Fahrenholtz's NPI active?
- Yes — Herbert Fahrenholtz's NPI (1811986169) is active in the NPPES registry as of the last update on 2008-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.