DR. CAROL A SIMS AND ASSOCIATES, LLC.
NPI 1689621732
Psychologist - Clinical in Laytonsville, MD

Q: What is Dr. Carol A Sims And Associates, LLC.'s specialty?

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

Active since May 27, 2006

21500 QUICK FOX LN, LAYTONSVILLE, MD 20882(240) 888-2239(301) 296-4451 Get Directions Write a Review

NPPES record last updated: January 26, 2009. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Dr. Carol A Sims And Associates, Llc. NPPES

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

DR. CAROL A SIMS AND ASSOCIATES, LLC. (NPI 1689621732) is a healthcare organization registered as a clinical in Laytonsville, Maryland and active in the NPI registry since May 2006. The organization lists Jeffrey M Singer, Business Manager, as its authorized official.

NPPES Registry Identity

NPI1689621732

Entity TypeOrganization

Primary Taxonomy103TC0700X

Legal Business NameDR. CAROL A SIMS AND ASSOCIATES, LLC.

Location Address21500 QUICK FOX LNLaytonsville, MD 20882-1340

Mailing Address21500 Quick Fox LnLaytonsville, MD 20882-1340 · (240) 888-2239 · Fax (301) 296-4451

Phone(240) 888-2239

Fax(301) 296-4451

Organization SubpartNo

Authorized OfficialJeffrey M SingerBusiness Manager · (240) 888-2239

Enumeration DateMay 27, 2006

Last NPPES UpdateJanuary 26, 2009

✔ NPI 1689621732 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 MD · 01959

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.

21500 QUICK FOX LN, Laytonsville, MD 20882

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Other Identifiers 8

Medicare ID-Type Unspecified217PMD · Medicare Group Id

Medicare ID-Type UnspecifiedG01608DC · Medicare Group Id

Other884ACAMD · Carefirst Bc/bs

Medicaid049451800MD

Other001809024MD · Highmark Blue Shield

Other0177-0001DC · Carefirst Bc/bs

Other7445805MD · United Behavioral Health

Other079712MD · Valueoptions

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Carol A Sims And Associates, Llc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Dr. Carol A Sims And Associates, LLC., which bills Medicare for the services this clinician delivers.

Clinician (1)

Carol Sims, PH.D.

Clinical Psychologist

NPI 1043275845

21500 QUICK FOX LN
Laytonsville, MD 20882

(301) 721-8278

✔ PECOS✔ Accepts MedicareSame address

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

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 Dr. Carol A Sims And Associates, LLC.'s NPI number?

The NPI number for Dr. Carol A Sims And Associates, LLC. is 1689621732. It was assigned to this organization in the NPPES registry on May 27, 2006.

Where is Dr. Carol A Sims And Associates, LLC. located?

Dr. Carol A Sims And Associates, LLC. is located at 21500 Quick Fox Ln, Laytonsville, MD 20882. The listed phone number is (240) 888-2239.

What is Dr. Carol A Sims And Associates, LLC.'s specialty?

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

Is Dr. Carol A Sims And Associates, LLC. enrolled in Medicare?

Yes. Dr. Carol A Sims And Associates, LLC. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Dr. Carol A Sims And Associates, LLC.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Dr. Carol A Sims And Associates, LLC.. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Dr. Carol A Sims And Associates, LLC. was last updated on January 26, 2009. 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.