WILLIAM DAVID STEPHENS PA-C
NPI 1861037509
Physician Assistant - Medical in Warrenton, VA

Q: What is William Stephens's NPI number?

The NPI number for William Stephens is 1861037509. It was assigned to this individual provider in the NPPES registry on November 15, 2019.

Q: What is William Stephens's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Q: When was this NPI record last updated?

The NPPES record for William Stephens was last updated on November 15, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.

Active since November 15, 2019PECOS EnrolledAccepts Medicare Assignment

75 W LEE HWY, WARRENTON, VA 20186(540) 351-0662 Get Directions Write a Review

NPPES record last updated: November 15, 2019. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About William David Stephens Pa-c NPPES

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

WILLIAM DAVID STEPHENS PA-C (NPI 1861037509) is an individual medical provider in Warrenton, Virginia, licensed in Virginia (0110006954) and active in the NPI registry since November 2019. He is enrolled in Medicare PECOS, is affiliated with Reston Hospital Center, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1861037509

Entity TypeIndividualMale

Primary Taxonomy363AM0700X

Provider Legal NameWILLIAM DAVID STEPHENSCredential: PA-C

Location Address75 W LEE HWYWarrenton, VA 20186-2149

Mailing Address8728 Lukens LnAlexandria, VA 22309-4104 · (951) 609-6787

Phone(540) 351-0662

Sole ProprietorNo

Medical School CMSOtherGraduated 2019

Enumeration DateNovember 15, 2019

✔ NPI 1861037509 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363AM0700X

License✔ Licensed in VA · 0110006954

75 W LEE HWY, Warrenton, VA 20186

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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

William David Stephens Pa-c 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 ID5991130247

PECOS Enrollment IDI20220106000114

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 6

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

68 services55 patients

Hospital discharge day management, 30 minutes or less 99238

Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.

47 services47 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

28 services28 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

26 services23 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

15 services15 patients

Emergency department visit with high level of medical decision making 99285

An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.

13 services13 patients

Hospital Affiliations CMS Care Compare

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

Reston Hospital Center

Acute Care Hospitals · Reston, VA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number490107

Location1850 Town Center ParkwayReston, VA 20190 · Fairfax County

Emergency services

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Other Providers at the Same Location NPPES 10

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

PRIVIA MEDICAL GROUP, LLC

Nurse Practitioner (Primary Care)