Peter Wisniewski, MD
NPI 1922157593 · Internal Medicine Physician · Prince Frederick, MD
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peter Wisniewski, MD is a Internal Medicine Physician provider in Prince Frederick, MD (NPI 1922157593).
Provider details
- NPI number
- 1922157593
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- D40370 (MD)
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 tenure28% of score
19 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
10,506 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) |
|---|---|---|
| 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 | 1,193 | $16 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 1,110 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 1,071 | $78 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 901 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 865 | $8 |
| Blood Test, Lipids (cholesterol and Triglycerides) |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 160 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 639 | 195 |
| Amlodipine Besylate | 383 | 114 |
| Losartan Potassium | 381 | 107 |
| Levothyroxine Sodium | 314 | 88 |
| Lisinopril | 308 | 92 |
| Prednisone | 294 | 145 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-10
- Last updated
- 2019-02-21
Frequently asked questions
- What is Peter Wisniewski's NPI number?
- Peter Wisniewski's National Provider Identifier (NPI) is 1922157593, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Wisniewski's specialty?
- Peter Wisniewski is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Wisniewski located?
- Peter Wisniewski's practice location on file with NPPES is 985 Prince Frederick Blvd Ste 201, Prince Frederick, MD 20678-3492.
- What is Peter Wisniewski's phone number?
- The practice phone number listed in the NPPES registry for Peter Wisniewski is (410) 535-2005.
- Does Peter Wisniewski accept Medicare?
- Peter Wisniewski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Peter Wisniewski's NPI active?
- Yes — Peter Wisniewski's NPI (1922157593) is active in the NPPES registry as of the last update on 2019-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.