Ann Hellerstein, MD
NPI 1760555023 · Pediatrics Physician · Gaithersburg, MD
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ann Hellerstein, MD is a Pediatrics Physician provider in Gaithersburg, MD (NPI 1760555023).
Provider details
- NPI number
- 1760555023
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- D36696 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
- 2006-11-16
- Last updated
- 2012-09-19
Frequently asked questions
- What is Ann Hellerstein's NPI number?
- Ann Hellerstein's National Provider Identifier (NPI) is 1760555023, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ann Hellerstein's specialty?
- Ann Hellerstein is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Ann Hellerstein located?
- Ann Hellerstein's practice location on file with NPPES is 501 North Frederick Avenue, Gaithersburg, MD 20877-2598.
- What is Ann Hellerstein's phone number?
- The practice phone number listed in the NPPES registry for Ann Hellerstein is (301) 258-7265.
- Does Ann Hellerstein accept Medicare?
- Ann Hellerstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ann Hellerstein's NPI active?
- Yes — Ann Hellerstein's NPI (1760555023) is active in the NPPES registry as of the last update on 2012-09-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.