John O'Connor, D.O.
NPI 1649249806 · Specialist · Sellersville, PA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John O'Connor, D.O. is a Specialist provider in Sellersville, PA (NPI 1649249806).
Provider details
- NPI number
- 1649249806
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- OS008988L (PA)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,050 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 264 | $93 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 147 | $99 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 126 | $131 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 102 | $151 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 94 | $251 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 653 | 222 |
| Famotidine | 410 | 136 |
| Omeprazole | 133 | 45 |
| Dicyclomine Hcl | 93 | 38 |
| Linaclotidebrand: Linzess | 48 | 22 |
| Rabeprazole Sodium | 45 | 12 |
| Sucralfate | 35 | 14 |
| Ondansetron Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,623 across 94 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 815 Sumneytown Pike Ste 210Lansdale, PA 19446-5390Phone: (215) 257-5071Fax: (215) 257-1801
Registry dates
- Enumerated
- 2006-03-17
- Last updated
- 2019-09-06
Frequently asked questions
- What is John O'Connor's NPI number?
- John O'Connor's National Provider Identifier (NPI) is 1649249806, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John O'Connor's specialty?
- John O'Connor is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is John O'Connor located?
- John O'Connor's practice location on file with NPPES is 817 Lawn Ave, Sellersville, PA 18960-1579.
- What is John O'Connor's phone number?
- The practice phone number listed in the NPPES registry for John O'Connor is (215) 257-5071.
- Does John O'Connor accept Medicare?
- John O'Connor is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John O'Connor's NPI active?
- Yes — John O'Connor's NPI (1649249806) is active in the NPPES registry as of the last update on 2019-09-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.