Spencer Penn, D.O.
NPI 1245361187 · Emergency Medicine Physician · Newtown Square, PA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Spencer Penn, D.O. is a Emergency Medicine Physician provider in Newtown Square, PA (NPI 1245361187).
Provider details
- NPI number
- 1245361187
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- OS013973 (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 tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
736 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 513 | $176 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 166 | $122 |
| Emergency Department Visit With Low Level of Medical Decision Making99283 | 39 | $72 |
| Critical Care, First 30-74 Minutes99291 | 18 | $214 |
Typical Medicare-allowed amounts for these services range $72–$214 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 32 | 32 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 24 | 24 |
| Levofloxacin | 18 | 18 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 18 | 18 |
| Ondansetronbrand: Ondansetron Odt | 18 | 18 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 13 | 13 |
| Azithromycin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$47 across 3 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
- 2007-03-09
- Last updated
- 2016-09-20
Frequently asked questions
- What is Spencer Penn's NPI number?
- Spencer Penn's National Provider Identifier (NPI) is 1245361187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Spencer Penn's specialty?
- Spencer Penn is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Spencer Penn located?
- Spencer Penn's practice location on file with NPPES is 15 Campus Blvd, Newtown Square, PA 19073-3200.
- What is Spencer Penn's phone number?
- The practice phone number listed in the NPPES registry for Spencer Penn is (484) 420-2554.
- Does Spencer Penn accept Medicare?
- Spencer Penn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Spencer Penn's NPI active?
- Yes — Spencer Penn's NPI (1245361187) is active in the NPPES registry as of the last update on 2016-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.