Mark Stevens, P.A.
NPI 1851548374 · Medical Physician Assistant · Avon, CT
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Stevens, P.A. is a Medical Physician Assistant provider in Avon, CT (NPI 1851548374).
Provider details
- NPI number
- 1851548374
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.
- Sex
- Male
- Sole proprietor
- No
- License
- 000345 (CT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 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
369 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 151 | $81 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 66 | $99 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 45 | $114 |
| Automated Urinalysis Test81003 | 31 | $2 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 26 | $148 |
| Detection Test By Immunoassay With Direct Visual Observation for Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19) |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 42 | 41 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 36 | 36 |
| Doxycycline Hyclate | 36 | 36 |
| Prednisone | 35 | 35 |
| Methylprednisolone | 29 | 29 |
| Fluticasone Propionate | 24 | 22 |
| Cefadroxil | 18 | 18 |
| Mometasone Furoate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-08-27
- Last updated
- 2008-08-27
Frequently asked questions
- What is Mark Stevens's NPI number?
- Mark Stevens's National Provider Identifier (NPI) is 1851548374, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Stevens's specialty?
- Mark Stevens is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mark Stevens located?
- Mark Stevens's practice location on file with NPPES is 30 W Avon Rd, Avon, CT 06001-3678.
- What is Mark Stevens's phone number?
- The practice phone number listed in the NPPES registry for Mark Stevens is (860) 673-2581.
- Does Mark Stevens accept Medicare?
- Mark Stevens is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Stevens's NPI active?
- Yes — Mark Stevens's NPI (1851548374) is active in the NPPES registry as of the last update on 2008-08-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.