Claire Therese Southern, M.D.
NPI 1386991487 · Gastroenterology Physician · Danville, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Claire Therese Southern, M.D. is a Gastroenterology Physician provider in Danville, PA (NPI 1386991487).
Provider details
- NPI number
- 1386991487
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MT201252 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
298 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 83 | $236 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 59 | $169 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 54 | $66 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 37 | $107 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 36 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 209 | 81 |
| Famotidine | 123 | 37 |
| Pantoprazole Sodium | 45 | 13 |
| Cholestyramine (with Sugar)brand: Cholestyramine | 17 | — |
| Ondansetronbrand: Ondansetron Odt | 15 | 11 |
| Azathioprine | 14 | — |
| Ursodiol | 14 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-08-07
- Last updated
- 2025-04-09
- Certified
- 2025-04-09
Frequently asked questions
- What is Claire Therese Southern's NPI number?
- Claire Therese Southern's National Provider Identifier (NPI) is 1386991487, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Claire Therese Southern's specialty?
- Claire Therese Southern is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Claire Therese Southern located?
- Claire Therese Southern's practice location on file with NPPES is 100 N Academy Ave, Danville, PA 17822-9800.
- What is Claire Therese Southern's phone number?
- The practice phone number listed in the NPPES registry for Claire Therese Southern is (570) 271-6787.
- Does Claire Therese Southern accept Medicare?
- Claire Therese Southern is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Claire Therese Southern's NPI active?
- Yes — Claire Therese Southern's NPI (1386991487) is active in the NPPES registry as of the last update on 2025-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.