Doctor profile · Federal record

Dr. Mark Sheynshteyn, D.O

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Endocrinology, Diabetes & Metabolism Physician · Staten Island, NY

  • NPI 1447517883
  • Accepts Medicare
  • MIPS 61.8 / 100 · 2023
  • 14 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
1366 Victory Blvd Ste A
Staten Island, NY 103013948
(718) 727-1366
fax (718) 727-5041
Additional location
2069 85Th St Apt 5A
Brooklyn, NY 112143230
(347) 615-6331
Mailing address
963 Rathbun Ave
Staten Island, NY 103092224

Credentials & registration

NPPES · NUCC
NPI registered
April 2012 — 14 yrs on file
Profile last updated
January 27, 2021
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State licenses (2)
New York #279051 · Georgia #77673

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447517883. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
737
Distinct HCPCS
8
Medicare allowed
$86,649
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 294 157 $145
99213 Established patient office or other outpatient visit, 20-29 minutes 272 179 $102
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 57 26 $39
99204 New patient office or other outpatient visit, 45-59 minutes 30 30 $184
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 28 12 $58
99442 Telephone medical discussion with physician, 11-20 minutes 23 19 $98
99203 New patient office or other outpatient visit, 30-44 minutes 18 18 $127
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 15 14 $150

In context: peer comparison

Among 10 peers in this city , average services per provider: 132. This provider delivers 5.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,616
Transactions
93
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 22 $445.56
Amgen Inc. 7 $341.49
SANOFI-AVENTIS U.S. LLC 8 $260.84
Corcept Therapeutics 8 $224.28
Amneal Pharmaceuticals LLC 9 $208.79
Lilly USA, LLC 6 $161.46
ABBVIE INC. 8 $143.44
Abbott Laboratories 7 $134.21
AstraZeneca Pharmaceuticals LP 4 $123.49
GlaxoSmithKline, LLC. 1 $120.33
Bayer Healthcare Pharmaceuticals Inc. 4 $96.09
Insulet Corporation 3 $74.53
Tandem Diabetes Care, Inc. 3 $66.34
PFIZER INC. 2 $39.02
CeQur Corporation 1 $27.66

By nature of payment

Food and Beverage
$2,593
Education
$23

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,177
Patients
666
Total drug cost
$1,196,450
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 291 95 $6,870
Metformin Hcl Generic 266 84 $3,064
Metformin Hcl Er (Metformin Hcl) Brand 212 68 $3,813
Glipizide Er (Glipizide) Brand 183 54 $4,191
Trulicity (Dulaglutide) Brand 179 47 $384,468
Farxiga (Dapagliflozin Propanediol) Brand 166 52 $232,712
Glimepiride Generic 134 39 $3,047
Atorvastatin Calcium Generic 113 39 $1,611
Pioglitazone Hcl Generic 109 31 $1,939
Ozempic (Semaglutide) Brand 107 32 $238,658

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Sheynshteyn's medical specialty?
Dr. Mark Sheynshteyn practices Endocrinology, Diabetes & Metabolism Physician in Staten Island, NY.
Where does Dr. Mark Sheynshteyn practice?
Dr. Mark Sheynshteyn practices at 1366 Victory Blvd Ste A, Staten Island, NY 103013948. Office phone: 7187271366.
What is Dr. Mark Sheynshteyn's NPI?
Dr. Mark Sheynshteyn's National Provider Identifier (NPI) is 1447517883, issued by NPPES.
Does Dr. Mark Sheynshteyn accept Medicare assignment?
Yes. Dr. Mark Sheynshteyn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Sheynshteyn commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (HCPCS 95251). Source: CMS Medicare Physician & Other Practitioners file.