Esther Ahn, M.D.
NPI 1972765741 · Student in an Organized Health Care Education/Training Program · Manhasset, NY
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Esther Ahn, M.D. is a Student in an Organized Health Care Education/Training Program provider in Manhasset, NY (NPI 1972765741).
Provider details
- NPI number
- 1972765741
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
141 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 85 | $89 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 38 | $134 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 18 | $196 |
Typical Medicare-allowed amounts for these services range $89–$196 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-07-02
- Last updated
- 2011-12-30
Frequently asked questions
- What is Esther Ahn's NPI number?
- Esther Ahn's National Provider Identifier (NPI) is 1972765741, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Esther Ahn's specialty?
- Esther Ahn is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Esther Ahn located?
- Esther Ahn's practice location on file with NPPES is 300 Community Dr, Manhasset, NY 11030-3816.
- What is Esther Ahn's phone number?
- The practice phone number listed in the NPPES registry for Esther Ahn is (516) 562-0100.
- Does Esther Ahn accept Medicare?
- Esther Ahn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Esther Ahn's NPI active?
- Yes — Esther Ahn's NPI (1972765741) is active in the NPPES registry as of the last update on 2011-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.