Mark Petrarca, D.O.
NPI 1548499668 · Emergency Medicine Physician · Warwick, RI
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Petrarca, D.O. is a Emergency Medicine Physician provider in Warwick, RI (NPI 1548499668).
Provider details
- NPI number
- 1548499668
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- LP01618 (RI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
420 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 155 | $176 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 125 | $66 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 45 | $99 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 35 | $82 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 34 | $121 |
| Critical Care, First 30-74 Minutes99291 | 15 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Doxycycline Hyclate | 50 | 50 |
| Cephalexin | 39 | 39 |
| Azithromycin | 33 | 33 |
| Prednisone | 32 | 32 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 31 | 29 |
| Cefdinir | 25 | 25 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 24 | 24 |
Practice location
Mailing address
Additional practice locations (1)
- 172 Kinsley StNashua, NH 03060-3648Phone: (603) 882-3000
Registry dates
- Enumerated
- 2009-07-10
- Last updated
- 2022-10-31
- Certified
- 2022-10-31
Frequently asked questions
- What is Mark Petrarca's NPI number?
- Mark Petrarca's National Provider Identifier (NPI) is 1548499668, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Petrarca's specialty?
- Mark Petrarca is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Petrarca located?
- Mark Petrarca's practice location on file with NPPES is 455 Toll Gate Rd, Warwick, RI 02886-2759.
- What is Mark Petrarca's phone number?
- The practice phone number listed in the NPPES registry for Mark Petrarca is (401) 737-7010.
- Does Mark Petrarca accept Medicare?
- Mark Petrarca is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Petrarca's NPI active?
- Yes — Mark Petrarca's NPI (1548499668) is active in the NPPES registry as of the last update on 2022-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.