Catherine Dennen, MD
NPI 1851039432 · Family Medicine Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Dennen, MD is a Family Medicine Physician provider in Philadelphia, PA (NPI 1851039432).
Provider details
- NPI number
- 1851039432
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 25MA12668500 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
4 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 24 | — |
| Rosuvastatin Calcium | 16 | — |
| Meloxicam | 16 | — |
| Atorvastatin Calcium | 15 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 15 | — |
| Methylprednisolone | 14 | 14 |
| Alendronate Sodium | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$61 across 4 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
Registry dates
- Enumerated
- 2022-05-24
- Last updated
- 2025-08-19
- Certified
- 2025-08-19
Frequently asked questions
- What is Catherine Dennen's NPI number?
- Catherine Dennen's National Provider Identifier (NPI) is 1851039432, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Dennen's specialty?
- Catherine Dennen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Catherine Dennen located?
- Catherine Dennen's practice location on file with NPPES is 10800 Knights Rd, Philadelphia, PA 19114-4200.
- What is Catherine Dennen's phone number?
- The practice phone number listed in the NPPES registry for Catherine Dennen is (215) 612-5161.
- Does Catherine Dennen accept Medicare?
- Catherine Dennen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Dennen's NPI active?
- Yes — Catherine Dennen's NPI (1851039432) is active in the NPPES registry as of the last update on 2025-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.