Steven Feinstein, MD
NPI 1104815356 · Internal Medicine Physician · Radnor, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Feinstein, MD is a Internal Medicine Physician provider in Radnor, PA (NPI 1104815356).
Provider details
- NPI number
- 1104815356
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD032211E (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
1,772 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 577 | $74 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 382 | $50 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 376 | $32 |
| 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 | 318 | $17 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 39 | $91 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 147 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 506 | 135 |
| Atorvastatin Calcium | 485 | 139 |
| Rosuvastatin Calcium | 440 | 132 |
| Losartan Potassium | 357 | 111 |
| Omeprazole | 300 | 81 |
| Hydrochlorothiazide | 296 | 83 |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-20
- Last updated
- 2015-08-21
Frequently asked questions
- What is Steven Feinstein's NPI number?
- Steven Feinstein's National Provider Identifier (NPI) is 1104815356, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Feinstein's specialty?
- Steven Feinstein is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Feinstein located?
- Steven Feinstein's practice location on file with NPPES is 250 King of Prussia Road, Radnor, PA 19087-5220.
- What is Steven Feinstein's phone number?
- The practice phone number listed in the NPPES registry for Steven Feinstein is (610) 902-5600.
- Does Steven Feinstein accept Medicare?
- Steven Feinstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Feinstein's NPI active?
- Yes — Steven Feinstein's NPI (1104815356) is active in the NPPES registry as of the last update on 2015-08-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.