William Petersen, M.D., M.P.H.
NPI 1003250887 · Orthopaedic Surgery Physician · Arlington, VA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Petersen, M.D., M.P.H. is a Orthopaedic Surgery Physician provider in Arlington, VA (NPI 1003250887).
Provider details
- NPI number
- 1003250887
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., M.P.H.
- Sex
- Male
- Sole proprietor
- Yes
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 tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,416 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 | 607 | $101 |
| X-Ray of Knee, 3 Views73562 | 345 | $45 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 309 | $141 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 281 | $82 |
| X-Ray of Hip, 2-3 Views73502 | 203 | $52 |
| X-Ray of Hip, 1 View73501 | 174 | $37 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 52 | 45 |
| Oxycodone Hcl | 40 | 33 |
| Methylprednisolone | 37 | 35 |
| Naproxen | 37 | 32 |
| Amoxicillin | 30 | 27 |
| Celecoxib | 25 | 23 |
| Tramadol Hcl | 15 | 14 |
| Ibuprofen | 12 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$272 across 3 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
- 2013-04-23
- Last updated
- 2020-10-26
- Certified
- 2020-10-26
Frequently asked questions
- What is William Petersen's NPI number?
- William Petersen's National Provider Identifier (NPI) is 1003250887, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Petersen's specialty?
- William Petersen is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is William Petersen located?
- William Petersen's practice location on file with NPPES is 1635 N George Mason Dr Ste 310, Arlington, VA 22205-3616.
- What is William Petersen's phone number?
- The practice phone number listed in the NPPES registry for William Petersen is (703) 810-5215.
- Does William Petersen accept Medicare?
- William Petersen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Petersen's NPI active?
- Yes — William Petersen's NPI (1003250887) is active in the NPPES registry as of the last update on 2020-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.