Doctor profile · Federal record

Dr. Xin Tan, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Flushing, NY

  • NPI 1235117979
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4242 Colden St, Suite L17
Flushing, NY 113554855
(718) 661-4800
fax (718) 888-2701

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
July 9, 2010
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
New York #219846
Medicaid
NY #02129591

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235117979. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
294
Distinct HCPCS
2
Medicare allowed
$25,607
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 185 30 $74
99214 Established patient office or other outpatient visit, 30-39 minutes 109 31 $109

In context: peer comparison

Among 78 peers in Flushing Internal Medicine Physician, average services per provider: 130. This provider delivers 2.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,546
Transactions
72
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 19 $342.79
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 10 $319.77
Ardelyx, INC. 10 $206.08
Novo Nordisk INC 10 $202.07
Amgen INC. 5 $111.31
Phathom Pharmaceuticals, INC. 5 $99.82
Gilead Sciences, INC. 4 $92.13
Kowa Pharmaceuticals America, INC. 3 $49.75
Sumitomo Pharma America, INC. 2 $45.00
Astellas Pharma US INC 2 $44.11
Ironwood Pharmaceuticals, INC 1 $17.32
Aimmune Therapeutics, INC. 1 $15.42

By nature of payment

Food and Beverage
$1,546

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
7,447
Patients
1,027
Total drug cost
$1,457,052
Drug Type Claims Patients Total cost
Vascepa (Icosapent Ethyl) Brand 1,012 126 $403,340
Atorvastatin Calcium Generic 916 113 $7,837
Losartan Potassium Generic 716 86 $6,854
Metoprolol Succinate Generic 602 71 $7,076
Diclofenac Epolamine Generic 533 85 $399,765
Amlodipine Besylate Generic 468 57 $3,242
Tamsulosin Hcl Generic 400 52 $4,958
Losartan-Hydrochlorothiazide (Losartan/Hydrochlorothiazide) Brand 393 47 $5,513
Icosapent Ethyl Generic 366 66 $118,640
Alendronate Sodium Generic 360 39 $2,651

Frequently asked questions

Auto-generated from federal data
What is Dr. Xin Tan's medical specialty?
Dr. Xin Tan practices Internal Medicine Physician in Flushing, NY.
Where does Dr. Xin Tan practice?
Dr. Xin Tan practices at 4242 Colden St, Flushing, NY 113554855. Office phone: 7186614800.
What is Dr. Xin Tan's NPI?
Dr. Xin Tan's National Provider Identifier (NPI) is 1235117979, issued by NPPES.
Does Dr. Xin Tan accept Medicare assignment?
Yes. Dr. Xin Tan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Xin Tan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.