DR. JOHN THOMAS CARR M.D.
NPI 1992956601
Psychiatry & Neurology - Addiction Psychiatry in Silver Spring, MD

Active since October 01, 2008Opted out of Medicare · through Jul 1, 2027
1003 SPRING ST, KOLMAC CLINIC, SILVER SPRING, MD 20910(301) 589-0255(301) 589-0291 Get Directions Write a Review

NPPES record last updated: October 1, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. John Thomas Carr M.d. NPPES

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

DR. JOHN THOMAS CARR M.D. (NPI 1992956601) is an individual addiction psychiatry provider in Silver Spring, Maryland, licensed in Maryland (D45444) and active in the NPI registry since October 2008. He has opted out of Medicare through July 1, 2027 and remains eligible to order and refer and is a graduate of University Of Mississippi School Of Medicine (1989).

NPPES Registry Identity

NPI1992956601
Entity TypeIndividualMale
Primary Taxonomy2084P0802X
Provider Legal NameDR. JOHN THOMAS CARRCredential: M.D.
Location Address1003 SPRING ST, KOLMAC CLINICSilver Spring, MD 20910-4016
Mailing Address1003 Spring St, Kolmac ClinicSilver Spring, MD 20910-4016 · (301) 589-0255 · Fax (301) 589-0291
Fax(301) 589-0291
Sole ProprietorNo
Medical School CMSUniversity Of Mississippi School Of MedicineGraduated 1989
Enumeration DateOctober 1, 2008
NPI 1992956601 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · Addiction PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0802X
Licenses Licensed in MD · D45444 Licensed in DC · MD 036634
Definition
Addiction Psychiatry is a subspecialty of psychiatry that focuses on evaluation and treatment of individuals with alcohol, drug, or other substance-related disorders, and of individuals with dual diagnosis of substance-related and other psychiatric disorders.
1003 SPRING ST, Silver Spring, MD 20910

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Opted out of Medicare

Dr. John Thomas Carr M.d. 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 July 1, 2015 through July 1, 2027.

Opt-Out Effective DateJuly 1, 2015
Opt-Out In Effect ThroughJuly 1, 2027Opt-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.

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.

Counselor (Mental Health)
1003 SPRING ST
SILVER SPRING, MD 20910
Counselor (Mental Health)
1003 SPRING ST
SILVER SPRING, MD 20910
Counselor
1003 SPRING ST, KOLMAC CLINIC
SILVER SPRING, MD 20910
Counselor (Mental Health)
1003 SPRING ST
SILVER SPRING, MD 20910
Physician Assistant
1003 SPRING ST
SILVER SPRING, MD 20910

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 John Carr's NPI number?

The NPI number for John Carr is 1992956601. It was assigned to this individual provider in the NPPES registry on October 1, 2008.

Where is John Carr located?

John Carr practices at 1003 Spring St Kolmac Clinic, Silver Spring, MD 20910. The listed phone number is (301) 589-0255.

What is John Carr's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Addiction Psychiatry, with taxonomy code 2084P0802X.

Is John Carr enrolled in Medicare?

No. John Carr has opted out of Medicare through July 1, 2027. 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 John Carr was last updated on October 1, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.