Yung Ah Lee, M.D.
NPI 1245642230 · Geriatric Medicine (Internal Medicine) Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yung Ah Lee, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in New Haven, CT (NPI 1245642230).
Provider details
- NPI number
- 1245642230
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 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
576 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) |
|---|---|---|
| Residence Visit for Established Patient With High Level of Medical Decision Making, Per Day, If Using Time, at Least 60 Minutes99350 | 150 | $199 |
| Residence Visit for Established Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99349 | 143 | $136 |
| Administration of Influenza Virus VaccineG0008 | 59 | $34 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 36 | $143 |
| Residence Visit for Established Patient With Low Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99348 | 29 | $82 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 117 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 305 | 79 |
| Pantoprazole Sodium | 272 | 66 |
| Atorvastatin Calcium | 270 | 69 |
| Gabapentin | 260 | 64 |
| Furosemide | 205 | 66 |
| Mirtazapine | 178 | 51 |
| Levothyroxine Sodium | 169 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-05-23
- Last updated
- 2020-02-22
- Certified
- 2020-02-22
Frequently asked questions
- What is Yung Ah Lee's NPI number?
- Yung Ah Lee's National Provider Identifier (NPI) is 1245642230, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yung Ah Lee's specialty?
- Yung Ah Lee is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Yung Ah Lee located?
- Yung Ah Lee's practice location on file with NPPES is 1450 Chapel Street, New Haven, CT 06511.
- What is Yung Ah Lee's phone number?
- The practice phone number listed in the NPPES registry for Yung Ah Lee is (203) 688-8200.
- Does Yung Ah Lee accept Medicare?
- Yung Ah Lee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yung Ah Lee's NPI active?
- Yes — Yung Ah Lee's NPI (1245642230) is active in the NPPES registry as of the last update on 2020-02-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.