Kyung Heup Ahn, M.D.
NPI 1750565016 · Psychiatry Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kyung Heup Ahn, M.D. is a Psychiatry Physician provider in New Haven, CT (NPI 1750565016).
Provider details
- NPI number
- 1750565016
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 045620 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
89 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 49 | $99 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 40 | $67 |
Typical Medicare-allowed amounts for these services range $67–$99 (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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Clozapine | 59 |
| Zolpidem Tartrate | 45 |
| Olanzapine | 45 |
| Quetiapine Fumarate | 45 |
| Sertraline Hcl | 44 |
| Clonazepam | 38 |
| Aripiprazole | 37 |
| Benztropine Mesylate | 32 |
| Bupropion Hclbrand: Bupropion Xl | 32 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-12-21
- Last updated
- 2021-01-06
- Certified
- 2021-01-06
Frequently asked questions
- What is Kyung Heup Ahn's NPI number?
- Kyung Heup Ahn's National Provider Identifier (NPI) is 1750565016, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kyung Heup Ahn's specialty?
- Kyung Heup Ahn is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Kyung Heup Ahn located?
- Kyung Heup Ahn's practice location on file with NPPES is 184 Liberty St, New Haven, CT 06519-1625.
- What is Kyung Heup Ahn's phone number?
- The practice phone number listed in the NPPES registry for Kyung Heup Ahn is (203) 688-9907.
- Does Kyung Heup Ahn accept Medicare?
- Kyung Heup Ahn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kyung Heup Ahn's NPI active?
- Yes — Kyung Heup Ahn's NPI (1750565016) is active in the NPPES registry as of the last update on 2021-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.