DR. WILLIAM PATRICK PETERSEN JR. M.D., M.P.H.
NPI 1003250887
Orthopaedic Surgery in Arlington, VA

Active since April 23, 2013PECOS EnrolledAccepts Medicare Assignment
76.36/100
CMS Quality Rating
1635 N GEORGE MASON DR STE 310, ARLINGTON, VA 22205(703) 810-5215(703) 810-5428 Get Directions Write a Review

NPPES record last updated: October 26, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Oct 26, 2020, Nov 19, 2019 (2 updates tracked since 2019).

About Dr. William Patrick Petersen Jr. M.d., M.p.h. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WILLIAM PATRICK PETERSEN JR. M.D., M.P.H. (NPI 1003250887) is an individual orthopaedic surgery provider in Arlington, Virginia, licensed in Virginia (0101266295) and active in the NPI registry since April 2013. He is enrolled in Medicare PECOS, is affiliated with Virginia Hospital Center, and is a graduate of Virginia Commonwealth University, School Of Medicine (2013).

NPPES Registry Identity

NPI1003250887
Entity TypeIndividualMale
Primary Taxonomy207X00000X
Provider Legal NameDR. WILLIAM PATRICK PETERSEN JR.Credential: M.D., M.P.H.
Location Address1635 N GEORGE MASON DR STE 310Arlington, VA 22205-3616
Mailing AddressPo Box 75868Baltimore, MD 21275-5868 · (866) 706-7846
Fax(703) 810-5428
Sole ProprietorYes
Medical School CMSVirginia Commonwealth University, School Of MedicineGraduated 2013
Enumeration DateApril 23, 2013
Last NPPES UpdateOctober 26, 20202 updates tracked since enumeration
NPPES CertifiedOctober 26, 2020
NPI 1003250887 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
License Licensed in VA · 0101266295
Definition
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
1635 N GEORGE MASON DR STE 310, Arlington, VA 22205

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. William Patrick Petersen Jr. M.d., M.p.h. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1759689300
PECOS Enrollment IDI20190826000868, I20200831000264
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 20

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Hyaluronan or derivative, hymovis, for intra-articular injection, 1 mg J7322
Hymovis is a treatment involving the injection of a substance called hyaluronan into a joint. This substance, naturally found in the body, helps lubricate and cushion your joints. The treatment can help reduce joint pain and improve mobility.
1,248 services21 patients
Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301
Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
872 services173 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
607 services415 patients
X-ray of knee, 3 views 73562
An X-ray of the knee, 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the knee from three different angles. This helps medical professionals to diagnose and monitor conditions like arthritis, fractures, or infections. The process is quick and painless.
345 services224 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
309 services262 patients
Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
281 services190 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Virginia Hospital Center

Acute Care Hospitals · Arlington, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490050
Location1701 North George Mason DriveArlington, VA 22205 · Arlington County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22205 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

76.36/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality67.16
Promoting Interoperability100
Improvement Activities40
Cost54.07

Reported Quality Measures

Risk-standardized complication rate (RSCR) following elective primary total hip arthroplasty (THA) and/or total knee arthroplasty (TKA) for Merit-based Incentive Payment System (MIPS)
Lower rates are better for this measure.
0.02%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Physician Assistant
1635 N GEORGE MASON DR STE 310
ARLINGTON, VA 22205
Physician Assistant
1635 N GEORGE MASON DR STE 310
ARLINGTON, VA 22205
Physical Therapist
1635 N GEORGE MASON DR STE 310
ARLINGTON, VA 22205
Orthopaedic Surgery (Orthopaedic Trauma)
1635 N GEORGE MASON DR STE 310
ARLINGTON, VA 22205
Physician Assistant
1635 N GEORGE MASON DR STE 310
ARLINGTON, VA 22205

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Petersen's NPI number?

The NPI number for William Petersen is 1003250887. It was assigned to this individual provider in the NPPES registry on April 23, 2013.

Where is William Petersen located?

William Petersen practices at 1635 N George Mason Dr Ste 310, Arlington, VA 22205. The listed phone number is (703) 810-5215.

What is William Petersen's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is William Petersen enrolled in Medicare?

Yes. William Petersen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is William Petersen affiliated with any hospitals?

According to CMS data, William Petersen is affiliated with Virginia Hospital Center.

When was this NPI record last updated?

The NPPES record for William Petersen was last updated on October 26, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.