Doctor profile · Federal record

Dr. Matthew Shellenberger, D.O.

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Danville, PA

  • NPI 1619911237
  • Accepts Medicare
  • 23 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 N Academy Ave
Danville, PA 178221401
(570) 271-6164
fax (570) 271-6141

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
August 6, 2020
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Pennsylvania #OS013253

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619911237. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
476
Distinct HCPCS
10
Medicare allowed
$60,334
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 118 117 $240
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 77 77 $112
45380 Biopsy of large bowel using a flexible endoscope 57 57 $148
91065 Measurement of hydrogen in breath to test for stomach and bowel symptoms 51 51 $9
91010 Study of esophagus to assess movement 48 47 $62
99214 Established patient office or other outpatient visit, 30-39 minutes 35 34 $94
99213 Established patient office or other outpatient visit, 20-29 minutes 27 25 $62
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 25 25 $114
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 22 16 $76
99204 New patient office or other outpatient visit, 45-59 minutes 16 16 $128

In context: peer comparison

Among 16 peers in this city , average services per provider: 38. This provider delivers 13× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
485
Patients
84
Total drug cost
$778,053
Drug Type Claims Patients Total cost
Omeprazole Generic 92 26 $887
Linzess (Linaclotide) Brand 75 20 $54,331
Pantoprazole Sodium Generic 69 22 $1,519
Sucralfate Generic 43 16 $6,272
Famotidine Generic 28 0 $496
Humira Pen (Adalimumab) Brand 25 0 $171,541
Rabeprazole Sodium Generic 24 0 $900
Dicyclomine Hcl Generic 22 0 $943
Stelara (Ustekinumab) Brand 19 0 $532,378
Esomeprazole Magnesium Generic 17 0 $876

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Shellenberger's medical specialty?
Dr. Matthew Shellenberger practices Gastroenterology Physician in Danville, PA.
Where does Dr. Matthew Shellenberger practice?
Dr. Matthew Shellenberger practices at 100 N Academy Ave, Danville, PA 178221401. Office phone: 5702716164.
What is Dr. Matthew Shellenberger's NPI?
Dr. Matthew Shellenberger's National Provider Identifier (NPI) is 1619911237, issued by NPPES.
Does Dr. Matthew Shellenberger accept Medicare assignment?
Yes. Dr. Matthew Shellenberger accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Shellenberger commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.