Harold Flax, FNP
NPI 1861496820 · Nurse Practitioner · Burnt Hills, NY
Harold Flax, FNP is a Nurse Practitioner provider in Burnt Hills, NY (NPI 1861496820).
Provider details
- NPI number
- 1861496820
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Male
- Sole proprietor
- No
- License
- F332387-0 (NY)
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
- 2005-06-08
- Last updated
- 2010-03-05
Frequently asked questions
- What is Harold Flax's NPI number?
- Harold Flax's National Provider Identifier (NPI) is 1861496820, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harold Flax's specialty?
- Harold Flax is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Harold Flax located?
- Harold Flax's practice location on file with NPPES is 848 Route 50, Burnt Hills, NY 12027-9511.
- What is Harold Flax's phone number?
- The practice phone number listed in the NPPES registry for Harold Flax is (518) 831-1500.
- Is Harold Flax's NPI active?
- Yes — Harold Flax's NPI (1861496820) is active in the NPPES registry as of the last update on 2010-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.