MATTHEW ALLEN PARKER MD
NPI 1629171269
Internal Medicine in Washington, DC

Active since September 07, 2006Opted out of Medicare · through Jan 1, 2028
2021 K ST NW, SUITE 512, WASHINGTON, DC 20006(202) 293-3636(202) 293-0289 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Matthew Allen Parker Md NPPES

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

MATTHEW ALLEN PARKER MD (NPI 1629171269) is an individual internal medicine provider in Washington, District Of Columbia, licensed in District Of Columbia (MD9742) and active in the NPI registry since September 2006. He has opted out of Medicare through January 1, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1629171269
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMATTHEW ALLEN PARKERCredential: MD
Location Address2021 K ST NW, SUITE 512Washington, DC 20006-1003
Mailing Address2021 K St Nw, Suite 512Washington, DC 20006-1003 · (202) 293-3636 · Fax (202) 293-0289
Fax(202) 293-0289
Sole ProprietorNo
Enumeration DateSeptember 7, 2006
Last NPPES UpdateJuly 8, 2007
NPI 1629171269 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in DC · MD9742
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.

2021 K ST NW, Washington, DC 20006

Other Identifiers 1

Medicare UPINC61770

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Opted out of Medicare

Matthew Allen Parker Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from January 1, 2014 through January 1, 2028.

Opt-Out Effective DateJanuary 1, 2014
Opt-Out In Effect ThroughJanuary 1, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20006 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.

Podiatrist (Foot Surgery)
2021 K ST NW, STE 520
WASHINGTON, DC 20006
Otolaryngology
2021 K ST NW, 210
WASHINGTON, DC 20006
Specialist
2021 K ST NW, SUITE 315
WASHINGTON, DC 20006
Specialist
2021 K ST NW, SUITE 315
WASHINGTON, DC 20006
Dentist (Oral and Maxillofacial Surgery)
2021 K ST NW, SUITE 317
WASHINGTON, DC 20006
Dentist (Endodontics)
2021 K ST NW, SUITE 522
WASHINGTON, DC 20006
Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)
2021 K ST NW, SUITE 400
WASHINGTON, DC 20006
Orthopaedic Surgery (Hand Surgery)
2021 K ST NW, SUITE 400
WASHINGTON, DC 20006

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 Matthew Parker's NPI number?

The NPI number for Matthew Parker is 1629171269. It was assigned to this individual provider in the NPPES registry on September 7, 2006.

Where is Matthew Parker located?

Matthew Parker practices at 2021 K St NW Suite 512, Washington, DC 20006. The listed phone number is (202) 293-3636.

What is Matthew Parker's specialty?

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

Is Matthew Parker enrolled in Medicare?

No. Matthew Parker has opted out of Medicare through January 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Matthew Parker was last updated on July 8, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.