Marc Stiefel, M.D.
NPI 1578583647 · Otolaryngology Physician · Doylestown, PA
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Stiefel, M.D. is a Otolaryngology Physician provider in Doylestown, PA (NPI 1578583647).
Provider details
- NPI number
- 1578583647
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD428221 (PA)
Specialties & taxonomies
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
1,215 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 | 454 | $97 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 217 | $118 |
| Diagnostic Exam of Nasal Passages Using an Endoscope31231 | 157 | $199 |
| Diagnostic Exam of Voice Box Using a Flexible Endoscope31575 | 118 | $139 |
| Removal of Impacted Ear Wax69210 | 70 | $48 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 61 |
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 | 74 | 34 |
| Fluticasone Propionate | 63 | 23 |
| Azelastine Hcl | 38 | 23 |
| Ipratropium Bromide | 38 | 21 |
| Prednisone | 29 | 20 |
| Montelukast Sodium | 27 | — |
| Ciprofloxacin Hcl/Dexamethbrand: Ciprofloxacin-Dexamethasone | 26 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$130 across 7 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
- 2006-07-20
- Last updated
- 2011-03-11
Frequently asked questions
- What is Marc Stiefel's NPI number?
- Marc Stiefel's National Provider Identifier (NPI) is 1578583647, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Stiefel's specialty?
- Marc Stiefel is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Stiefel located?
- Marc Stiefel's practice location on file with NPPES is 599 W State St, Doylestown, PA 18901-2567.
- What is Marc Stiefel's phone number?
- The practice phone number listed in the NPPES registry for Marc Stiefel is (215) 345-5323.
- Does Marc Stiefel accept Medicare?
- Marc Stiefel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Stiefel's NPI active?
- Yes — Marc Stiefel's NPI (1578583647) is active in the NPPES registry as of the last update on 2011-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.