DR. LAWRENCE JOHN CARROLL PHD
NPI 1891995064
Psychologist - Clinical in Washington, DC

Active since July 24, 2007PECOS EnrolledAccepts Medicare Assignment
4545 42ND ST NW, SUITE 204, WASHINGTON, DC 20016(202) 686-1870(202) 537-1460 Get Directions Write a Review

NPPES record last updated: July 24, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Lawrence John Carroll Phd NPPES

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

DR. LAWRENCE JOHN CARROLL PHD (NPI 1891995064) is an individual clinical provider in Washington, District Of Columbia, licensed in District Of Columbia (1113) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS and is a graduate of Other (1979).

NPPES Registry Identity

NPI1891995064
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameDR. LAWRENCE JOHN CARROLLCredential: PHD
Location Address4545 42ND ST NW, SUITE 204Washington, DC 20016-4623
Mailing Address4545 42nd St Nw, Suite 204Washington, DC 20016-4623 · (202) 686-1870 · Fax (202) 537-1460
Fax(202) 537-1460
Sole ProprietorYes
Medical School CMSOtherGraduated 1979
Enumeration DateJuly 24, 2007
NPI 1891995064 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License Licensed in DC · 1113
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
4545 42ND ST NW, Washington, DC 20016

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

Dr. Lawrence John Carroll Phd 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 ID5890983514
PECOS Enrollment IDI20101222000635
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20016 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
$194.86 typical visit price
range $65.18 – $194.86
Typical copayment $48.71 (range $16.29 – $48.71)
Most-billed visit code 99205
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.

Psychiatry & Neurology (Psychiatry)
4545 42ND ST NW, SUITE 310
WASHINGTON, DC 20016
Psychologist (Clinical)
4545 42ND ST NW, SUITE 204
WASHINGTON, DC 20016
Social Worker (Clinical)
4545 42ND ST NW, SUITE 200
WASHINGTON, DC 20016
Case Manager/Care Coordinator
4545 42ND ST NW
WASHINGTON, DC 20016
Psychologist (Clinical)
4545 42ND ST NW, SUITE 202
WASHINGTON, DC 20016
Psychologist (Clinical)
4545 42ND ST NW, SUITE 302
WASHINGTON, DC 20016
Social Worker (Clinical)
4545 42ND ST NW, SUITE 204
WASHINGTON, DC 20016
Social Worker (Clinical)
4545 42ND ST NW, SUITE 207
WASHINGTON, DC 20016

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 Lawrence Carroll's NPI number?

The NPI number for Lawrence Carroll is 1891995064. It was assigned to this individual provider in the NPPES registry on July 24, 2007.

Where is Lawrence Carroll located?

Lawrence Carroll practices at 4545 42nd St NW Suite 204, Washington, DC 20016. The listed phone number is (202) 686-1870.

What is Lawrence Carroll's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Lawrence Carroll enrolled in Medicare?

Yes. Lawrence Carroll is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Lawrence Carroll was last updated on July 24, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.