Doctor profile · Federal record

Dr. James Lai, M.D.

Geriatric Medicine (Internal Medicine) Physician (CMS: Geriatric Medicine) · Hospitalist Physician · Hospitalist Physician · Geriatric Medicine (Internal Medicine) Physician · New York, NY

  • NPI 1790823888
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 26 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
550 1St Ave
New York, NY 100166402
(212) 263-7300
fax (212) 263-8995
Additional location
20 York St, Cb-2041
New Haven, CT 065103220
(203) 688-4748
fax (203) 688-4740

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
March 15, 2023
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RG0300X — NUCC code
State licenses (2)
New York #320923 · Connecticut #041927

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790823888. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
471
Distinct HCPCS
9
Medicare allowed
$59,205
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 203 90 $90
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 75 46 $135
99205 New patient office or other outpatient visit, 60-74 minutes 37 37 $254
99239 Hospital discharge day management, more than 30 minutes 34 34 $130
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 33 33 $197
99215 Established patient office or other outpatient visit, 40-54 minutes 28 22 $192
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 26 25 $149
36415 Insertion of needle into vein for collection of blood sample 23 20 $8
99238 Hospital discharge day management, 30 minutes or less 12 12 $91

In context: peer comparison

Among 33 peers in this city , average services per provider: 130. This provider delivers 3.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$29
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, Inc 1 $28.66

By nature of payment

Food and Beverage
$29

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
50
Patients
27
Total drug cost
$1,889
Drug Type Claims Patients Total cost
Sertraline Hcl Generic 29 15 $269
Memantine Hcl Generic 21 12 $1,619

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Lai's medical specialty?
Dr. James Lai practices Geriatric Medicine (Internal Medicine) Physician in New York, NY.
Where does Dr. James Lai practice?
Dr. James Lai practices at 550 1St Ave, New York, NY 100166402. Office phone: 2122637300.
What is Dr. James Lai's NPI?
Dr. James Lai's National Provider Identifier (NPI) is 1790823888, issued by NPPES.
Does Dr. James Lai accept Medicare assignment?
Yes. Dr. James Lai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Lai commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.