David Fields, MD
NPI 1821335217 · Obstetrics & Gynecology Physician · New York, NY
Enrolled with Medicare as Order and Referring Only - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Fields, MD is a Obstetrics & Gynecology Physician provider in New York, NY (NPI 1821335217).
Provider details
- NPI number
- 1821335217
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 120878 (NY)
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
13 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Medroxyprogesterone Acetate | 70 | 12 |
| Estradiolbrand: Estradiol (twice Weekly) | 67 | 13 |
| Estradiol | 51 | 11 |
| Progesterone, Micronizedbrand: Progesterone | 31 | — |
| Valacyclovir Hclbrand: Valacyclovir | 20 | — |
| Estradiolbrand: Yuvafem | 15 | — |
| Fluconazole | 11 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-01-07
- Last updated
- 2013-01-07
Frequently asked questions
- What is David Fields's NPI number?
- David Fields's National Provider Identifier (NPI) is 1821335217, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Fields's specialty?
- David Fields is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is David Fields located?
- David Fields's practice location on file with NPPES is 888 Park Ave, New York, NY 10075-0235.
- What is David Fields's phone number?
- The practice phone number listed in the NPPES registry for David Fields is (212) 249-4700.
- Does David Fields accept Medicare?
- David Fields is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Fields's NPI active?
- Yes — David Fields's NPI (1821335217) is active in the NPPES registry as of the last update on 2013-01-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.