Doctor profile · Federal record

Dr. Alana Choy-Shan, MD

Cardiovascular Disease Physician (CMS: Internal Medicine) · New York, NY

  • NPI 1912103540
  • Accepts Medicare
  • 22 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
423 E 23Rd St
New York, NY 100105011
(646) 584-9852

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
September 24, 2014
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
New York #239212

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912103540. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
869
Distinct HCPCS
3
Medicare allowed
$32,656
HCPCS Description Services Patients Avg allowed
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 312 312 $23
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 305 305 $15
78452 Nuclear medicine studies of heart muscle at rest and with stress and spect 252 252 $83

In context: peer comparison

Among 234 peers in this city , average services per provider: 176. This provider delivers 4.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$78
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 1 $78.48

By nature of payment

Food and Beverage
$78

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alana Choy-Shan's medical specialty?
Dr. Alana Choy-Shan practices Cardiovascular Disease Physician in New York, NY.
Where does Dr. Alana Choy-Shan practice?
Dr. Alana Choy-Shan practices at 423 E 23Rd St, New York, NY 100105011. Office phone: 6465849852.
What is Dr. Alana Choy-Shan's NPI?
Dr. Alana Choy-Shan's National Provider Identifier (NPI) is 1912103540, issued by NPPES.
Does Dr. Alana Choy-Shan accept Medicare assignment?
Yes. Dr. Alana Choy-Shan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alana Choy-Shan commonly perform?
Top Medicare-reported procedures in 2023: Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician (HCPCS 93016); Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician (HCPCS 93018); Nuclear medicine studies of heart muscle at rest and with stress and spect (HCPCS 78452). Source: CMS Medicare Physician & Other Practitioners file.