Doctor profile · Federal record

Dr. Wei Jun Gu

Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · New Hyde Park, NY

  • NPI 1659875946
  • MIPS 85.0 / 100 · 2023
  • 8 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
27005 76Th Ave, Hospitalist Division
New Hyde Park, NY 110401402
(516) 470-7000
Additional location
Maimonides Medical Center, 4802 10Th Avenue
Brooklyn, NY 11219
(718) 283-3000
Mailing address
Maimonides Medical Center, 4802 10Th Avenue
Brooklyn, NY 11219

Credentials & registration

NPPES · NUCC
NPI registered
March 2018 — 8 yrs on file
Profile last updated
May 6, 2021
Specialty taxonomy
207R00000X — NUCC code
State license (1)
New York #306627-01

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659875946. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
272
Distinct HCPCS
2
Medicare allowed
$45,627
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 230 227 $184
99497 Advance care planning, first 30 minutes 42 41 $79

In context: peer comparison

Among 31 peers in this city , average services per provider: 143. This provider delivers 1.9× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Wei Jun Gu's medical specialty?
Dr. Wei Jun Gu practices Internal Medicine Physician in New Hyde Park, NY.
Where does Dr. Wei Jun Gu practice?
Dr. Wei Jun Gu practices at 27005 76Th Ave, New Hyde Park, NY 110401402. Office phone: 5164707000.
What is Dr. Wei Jun Gu's NPI?
Dr. Wei Jun Gu's National Provider Identifier (NPI) is 1659875946, issued by NPPES.
What procedures does Dr. Wei Jun Gu commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Advance care planning (HCPCS 99497). Source: CMS Medicare Physician & Other Practitioners file.