Doctor profile · Federal record

Dr. Claire Therese Southern, M.D.

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

  • NPI 1386991487
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 N Academy Ave
Danville, PA 178229800
(570) 271-6787
Mailing address
100 N Academy Ave # Mc4903
Danville, PA 178229800

Credentials & registration

NPPES · NUCC
NPI registered
August 2012 — 14 yrs on file
Profile last updated
April 9, 2025
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Pennsylvania #MD455232 · Pennsylvania #MT201252

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1386991487. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
393
Distinct HCPCS
9
Medicare allowed
$54,551
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 95 91 $240
45380 Biopsy of large bowel using a flexible endoscope 88 87 $73
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 55 51 $109
99214 Established patient office or other outpatient visit, 30-39 minutes 47 42 $122
99215 Established patient office or other outpatient visit, 40-54 minutes 34 30 $172
99213 Established patient office or other outpatient visit, 20-29 minutes 32 29 $86
91065 Measurement of hydrogen in breath to test for stomach and bowel symptoms 16 15 $79
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 14 14 $125
45378 Diagnostic exam of large bowel using a flexible endoscope 12 12 $165

In context: peer comparison

Among 16 peers in this city , average services per provider: 38. This provider delivers 10× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
818
Patients
187
Total drug cost
$495,596
Drug Type Claims Patients Total cost
Omeprazole Generic 326 96 $4,455
Famotidine Generic 147 37 $2,125
Linzess (Linaclotide) Brand 56 16 $37,461
Pantoprazole Sodium Generic 52 12 $763
Dicyclomine Hcl Generic 38 15 $1,292
Xifaxan (Rifaximin) Brand 32 0 $102,956
Colestipol Hcl Generic 28 11 $3,691
Azathioprine Generic 26 0 $851
Creon (Lipase/Protease/Amylase) Brand 21 0 $53,577
Ondansetron Hcl Generic 19 0 $237

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Claire Therese Southern's medical specialty?
Dr. Claire Therese Southern practices Gastroenterology Physician in Danville, PA.
Where does Dr. Claire Therese Southern practice?
Dr. Claire Therese Southern practices at 100 N Academy Ave, Danville, PA 178229800. Office phone: 5702716787.
What is Dr. Claire Therese Southern's NPI?
Dr. Claire Therese Southern's National Provider Identifier (NPI) is 1386991487, issued by NPPES.
Does Dr. Claire Therese Southern accept Medicare assignment?
Yes. Dr. Claire Therese Southern accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Claire Therese Southern 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 large bowel using a flexible endoscope (HCPCS 45380); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.