Doctor profile · Federal record

Dr. Yung Ah Lee, M.D.

Geriatric Medicine (Internal Medicine) Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Internal Medicine Physician · New Haven, CT

  • NPI 1245642230
  • Accepts Medicare
  • MIPS 84.3 / 100 · 2023
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1450 Chapel Street, Geriatric Services
New Haven, CT 06511
(203) 688-8200
fax (203) 688-8204

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
February 22, 2020
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RG0300X — NUCC code
State license (1)
Connecticut #56253

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245642230. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
590
Distinct HCPCS
10
Medicare allowed
$76,368
HCPCS Description Services Patients Avg allowed
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 201 112 $134
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 146 95 $195
G0318 Prolonged home or residence evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by the physician or qualif 58 27 $33
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 37 37 $137
99345 Residence visit for new patient with high level of medical decision making, per day, if using time, at least 75 minutes 32 32 $212
90662 Influenza vaccine split virus, preservative free 30 27 $71
G0008 Administration of influenza virus vaccine 30 27 $33
99497 Advance care planning, first 30 minutes 28 28 $87
69210 Removal of impacted ear wax 16 16 $51
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 12 11 $80

In context: peer comparison

Among 9 peers in New Haven Geriatric Medicine (Internal Medicine) Physician, average services per provider: 48. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,759
Patients
734
Total drug cost
$160,003
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 347 84 $3,063
Pantoprazole Sodium Generic 281 68 $4,995
Atorvastatin Calcium Generic 277 66 $4,184
Furosemide Generic 237 68 $1,486
Gabapentin Generic 191 49 $3,169
Rosuvastatin Calcium Generic 188 46 $6,732
Trazodone Hcl Generic 182 59 $3,182
Levothyroxine Sodium Generic 173 40 $2,894
Metoprolol Succinate Generic 159 43 $3,245
Mirtazapine Generic 158 49 $5,645

Frequently asked questions

Auto-generated from federal data
What is Dr. Yung Ah Lee's medical specialty?
Dr. Yung Ah Lee practices Geriatric Medicine (Internal Medicine) Physician in New Haven, CT.
Where does Dr. Yung Ah Lee practice?
Dr. Yung Ah Lee practices at 1450 Chapel Street, New Haven, CT 06511. Office phone: 2036888200.
What is Dr. Yung Ah Lee's NPI?
Dr. Yung Ah Lee's National Provider Identifier (NPI) is 1245642230, issued by NPPES.
Does Dr. Yung Ah Lee accept Medicare assignment?
Yes. Dr. Yung Ah Lee accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Yung Ah Lee commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Residence visit for established patient with high level of medical decision making (HCPCS 99350); Prolonged home or residence evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by the physician or qualif (HCPCS G0318). Source: CMS Medicare Physician & Other Practitioners file.