Jeffrey Isaac, PA-C
NPI 1578566857 · Physician Assistant · Crested Butte, CO
Jeffrey Isaac, PA-C is a Physician Assistant provider in Crested Butte, CO (NPI 1578566857).
Provider details
- NPI number
- 1578566857
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- 969 (CO)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
- 2005-05-31
- Last updated
- 2010-02-22
Frequently asked questions
- What is Jeffrey Isaac's NPI number?
- Jeffrey Isaac's National Provider Identifier (NPI) is 1578566857, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Isaac's specialty?
- Jeffrey Isaac is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jeffrey Isaac located?
- Jeffrey Isaac's practice location on file with NPPES is 214 Sixth Street, Crested Butte, CO 81224-1850.
- What is Jeffrey Isaac's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Isaac is (970) 349-0321.
- Is Jeffrey Isaac's NPI active?
- Yes — Jeffrey Isaac's NPI (1578566857) is active in the NPPES registry as of the last update on 2010-02-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.