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JOSEPH EDMOND HARTWICH MD
NPI 1700095916
Surgery - Pediatric Surgery in Fairfax, VA

Active since May 22, 2007PECOS Enrolled
8260 WILLOW OAKS CORPORATE DR STE 400, FAIRFAX, VA 22031(703) 560-2236(571) 665-6834 Get Directions Write a Review

NPPES record last updated: May 24, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 24, 2022, Feb 3, 2022 (2 updates tracked since 2022).

About Joseph Edmond Hartwich Md NPPES

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

JOSEPH EDMOND HARTWICH MD (NPI 1700095916) is an individual pediatric surgery provider in Fairfax, Virginia, licensed in Virginia (0101258375) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of University Of Florida College Of Medicine (2006).

NPPES Registry Identity

NPI1700095916
Entity TypeIndividualMale
Primary Taxonomy2086S0120X
Provider Legal NameJOSEPH EDMOND HARTWICHCredential: MD
Location Address8260 WILLOW OAKS CORPORATE DR STE 400Fairfax, VA 22031-4513
Mailing AddressPo Box 37174Baltimore, MD 21297-3174 · (571) 423-5699 · Fax (571) 423-5698
Phone(703) 560-2236
Fax(571) 665-6834
Sole ProprietorNo
Medical School CMSUniversity Of Florida College Of MedicineGraduated 2006
Enumeration DateMay 22, 2007
Last NPPES UpdateMay 24, 20222 updates tracked since enumeration
NPPES CertifiedMay 24, 2022
✔ NPI 1700095916 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtySurgery · Pediatric SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code2086S0120X
Licenses✔ Licensed in VA · 0101258375✔ Licensed in RI · CLP02714
Definition
A surgeon with expertise in the management of surgical conditions in premature and newborn infants, children and adolescents.
Also ListedSurgeryTaxonomy 208600000X · License 0101258375 (VA)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License 0116018532 (VA)
8260 WILLOW OAKS CORPORATE DR STE 400, Fairfax, VA 22031
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Secondary Practice Locations 2

Location 12730 Prosperity Ave Ste B, Fairfax Neonatal AssociatesFairfax, VA 22031-4324 · Phone (703) 289-1400
Location 23300 Gallows RdFalls Church, VA 22042-3300 · Phone (703) 776-4001 · Fax (703) 776-7113

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Joseph Edmond Hartwich Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4082855929
PECOS Enrollment IDI20260918004123
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.

Medicare Billing Reassignment

Medicare enrollment records show Joseph Hartwich reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Inova Health Care Services
0.5 mi
Internal Medicine
3300 GALLOWS RD, PHYSICIAN SERVICES
Falls Church, VA 22042
  • Reassigned Medicare billing, District of Columbia enrollment
  • 2,618 clinicians in this Medicare group
NPI 1952320061 (703) 321-2627

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

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

KRISTEN ELIZABETH BARBIERI PA-C
Physician Assistant
8260 WILLOW OAKS CORPORATE DR STE 400
FAIRFAX, VA 22031
Fairfax County (703) 573-0504
KINJAL PARIKH MD
Pediatrics (Pediatric Cardiology)
8260 WILLOW OAKS CORPORATE DR STE 400
FAIRFAX, VA 22031
Fairfax County (703) 573-0504
DR. HARISH SITARAM RUDRA D.O.
Pediatrics (Pediatric Cardiology)
8260 WILLOW OAKS CORPORATE DR STE 400
FAIRFAX, VA 22031
Fairfax County (703) 573-0504
SHERIF S TAWFIK M.D.
Pediatrics (Pediatric Cardiology)
8260 WILLOW OAKS CORPORATE DR STE 400
FAIRFAX, VA 22031
Fairfax County (703) 573-0504
JENNIFER H LINDSEY M.D.
Pediatrics (Pediatric Cardiology)
8260 WILLOW OAKS CORPORATE DR STE 400
FAIRFAX, VA 22031
Fairfax County (703) 573-0504
MARC DELANEY MD
Pediatrics (Pediatric Cardiology)
8260 WILLOW OAKS CORPORATE DR STE 400
FAIRFAX, VA 22031
Fairfax County (703) 573-0504
DR. HIRAL SHAH MD
Pediatrics
8260 WILLOW OAKS CORPORATE DR STE 400
FAIRFAX, VA 22031
Fairfax County (703) 573-0504
PATRICK F CALLAHAN M.D.
Pediatrics (Pediatric Cardiology)
8260 WILLOW OAKS CORPORATE DR STE 400
FAIRFAX, VA 22031
Fairfax County (703) 573-0504

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 Joseph Hartwich's NPI number?

The NPI number for Joseph Hartwich is 1700095916. It was assigned to this individual provider in the NPPES registry on May 22, 2007.

Where is Joseph Hartwich located?

Joseph Hartwich practices at 8260 Willow Oaks Corporate Dr Ste 400, Fairfax, VA 22031. The listed phone number is (703) 560-2236.

What is Joseph Hartwich's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Pediatric Surgery, with taxonomy code 2086S0120X.

Is Joseph Hartwich enrolled in Medicare?

Yes. Joseph Hartwich is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Joseph Hartwich's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joseph Hartwich reassigns Medicare benefits to Inova Health Care Services (Falls Church, VA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Joseph Hartwich's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Joseph Hartwich accept?

Health plans from Oscar Health list Joseph Hartwich as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Joseph Hartwich was last updated on May 24, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.