Doctor profile · Federal record

Dr. Anastasia Shnitser, MD

Gastroenterology Physician (CMS: Gastroenterology) · Allentown, PA

  • NPI 1346443231
  • Accepts Medicare
  • 19 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1501 N Cedar Crest Blvd Ste 110
Allentown, PA 181042309
(610) 821-2828
fax (610) 821-7915

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
May 26, 2021
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Pennsylvania #MD439182
Medicaid
PA #102815303

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346443231. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,678
Distinct HCPCS
10
Medicare allowed
$192,700
HCPCS Description Services Patients Avg allowed
J3380 Injection, vedolizumab, 1 mg 4,200 11 $22
J1745 Injection, infliximab, excludes biosimilar, 10 mg 850 11 $33
99213 Established patient office or other outpatient visit, 20-29 minutes 102 93 $86
99214 Established patient office or other outpatient visit, 30-39 minutes 85 76 $123
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 82 70 $76
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 71 70 $127
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 69 69 $106
45380 Biopsy of large bowel using a flexible endoscope 69 69 $134
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 41 41 $241
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 33 33 $81

In context: peer comparison

Among 16 peers in Allentown Gastroenterology Physician, average services per provider: 132. This provider delivers 43× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$367
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Madrigal Pharmaceuticals 1 $135.47
Takeda Pharmaceuticals U.S.A., INC. 1 $120.11
Lilly USA, LLC 1 $94.06
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 1 $17.07

By nature of payment

Food and Beverage
$367

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
533
Patients
136
Total drug cost
$1,927,991
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 147 41 $3,530
Omeprazole Generic 83 29 $1,050
Stelara (Ustekinumab) Brand 61 0 $1,682,754
Famotidine Generic 49 12 $2,366
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 32 31 $2,535
Esomeprazole Magnesium Generic 26 0 $2,849
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 23 23 $400
Mesalamine Generic 19 0 $17,277
Dexilant (Dexlansoprazole) Brand 18 0 $5,946
Humira(Cf) Pen (Adalimumab) Brand 14 0 $105,491

Frequently asked questions

Auto-generated from federal data
What is Dr. Anastasia Shnitser's medical specialty?
Dr. Anastasia Shnitser practices Gastroenterology Physician in Allentown, PA.
Where does Dr. Anastasia Shnitser practice?
Dr. Anastasia Shnitser practices at 1501 N Cedar Crest Blvd Ste 110, Allentown, PA 181042309. Office phone: 6108212828.
What is Dr. Anastasia Shnitser's NPI?
Dr. Anastasia Shnitser's National Provider Identifier (NPI) is 1346443231, issued by NPPES.
Does Dr. Anastasia Shnitser accept Medicare assignment?
Yes. Dr. Anastasia Shnitser accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anastasia Shnitser commonly perform?
Top Medicare-reported procedures in 2023: Injection, vedolizumab, 1 mg (HCPCS J3380); Injection, infliximab, excludes biosimilar, 10 mg (HCPCS J1745); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.