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DR. MIA CHRISTINE WATTS M.D.
NPI 1508825928
Internal Medicine in Arlington, VA

Active since March 23, 2006PECOS Enrolled
1625 N GEORGE MASON DR, SUITE 425, ARLINGTON, VA 22205(703) 717-4400 Get Directions Write a Review

NPPES record last updated: September 11, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Mia Christine Watts M.d. NPPES

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

DR. MIA CHRISTINE WATTS M.D. (NPI 1508825928) is an individual internal medicine provider in Arlington, Virginia, licensed in Virginia (0101255455) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1508825928
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. MIA CHRISTINE WATTSCredential: M.D.
Location Address1625 N GEORGE MASON DR, SUITE 425Arlington, VA 22205-3683
Mailing Address1625 N George Mason Dr, Suite 425Arlington, VA 22205-3683 · (703) 717-4400
Phone(703) 717-4400
Sole ProprietorNo
Enumeration DateMarch 23, 2006
Last NPPES UpdateSeptember 11, 2016
✔ NPI 1508825928 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in VA · 0101255455✔ Licensed in PA · MD419557
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedHospitalistTaxonomy 208M00000X · License 25MA074868 (NJ)
1625 N GEORGE MASON DR, Arlington, VA 22205
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Other Identifiers 1

Medicare UPINH81253NJ

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mia Christine Watts M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Mia Watts reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Emergency Medicine Associates P.A., P.C.
5.8 mi
Emergency Medicine
3300 GALLOWS RD
Falls Church, VA 22042
  • Reassigned Medicare billing, Virginia enrollment
  • 1,294 clinicians in this Medicare group
NPI 1134117393 (703) 776-4001

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

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
$147.85 typical visit price
range $65.18 – $194.86
Typical copayment $36.96 (range $16.29 – $48.71)
Most-billed visit code 99204
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

DR. LUIS E. SANZ M.D.
Obstetrics & Gynecology (Urogynecology and Reconstructive Pelvic Surgery)
1625 N GEORGE MASON DR, SUITE 475
ARLINGTON, VA 22205
Arlington County (703) 717-4000
AMANDA ELAINE ROHN MD
Obstetrics & Gynecology
1625 N GEORGE MASON DR, SUITE 325
ARLINGTON, VA 22205
Arlington County (703) 717-4600
MR. JOSEPH FRANCIS KIRBY JR. PA-C
Physician Assistant (Surgical)
1625 N GEORGE MASON DR, SUITE 288
ARLINGTON, VA 22205
Arlington County (703) 558-6491
DR. JOSEPH JOHN BUCHINO MD
Pathology (Anatomic Pathology & Clinical Pathology)
1625 N GEORGE MASON DR, PATHOLOGY DEPT
ARLINGTON, VA 22205
Arlington County (703) 558-5499
DR. JENNIFER LYNN KILMER M.D.
Obstetrics & Gynecology
1625 N GEORGE MASON DR, SUITE 465
ARLINGTON, VA 22205
Arlington County (703) 717-4050
DANIEL BOYD CASEY M.D.
Internal Medicine (Critical Care Medicine)
1625 N GEORGE MASON DR, SUITE 355
ARLINGTON, VA 22205
Arlington County (703) 521-6662
DR. JOHN W RHEE M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
1625 N GEORGE MASON DR, SUITE 288
ARLINGTON, VA 22205
Arlington County (703) 558-6491
DR. ELLSWORTH J STAY MD
Pathology (Anatomic Pathology & Clinical Pathology)
1625 N GEORGE MASON DR, PATHOLOGY DEPT
ARLINGTON, VA 22205
Arlington County (703) 558-6541

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 Mia Watts's NPI number?

The NPI number for Mia Watts is 1508825928. It was assigned to this individual provider in the NPPES registry on March 23, 2006.

Where is Mia Watts located?

Mia Watts practices at 1625 N George Mason Dr Suite 425, Arlington, VA 22205. The listed phone number is (703) 717-4400.

What is Mia Watts's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mia Watts enrolled in Medicare?

Yes. Mia Watts is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mia Watts's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mia Watts reassigns Medicare benefits to Emergency Medicine Associates P.A., P.C. (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 Mia Watts's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Mia Watts was last updated on September 11, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.