COMPREHENSIVE SLEEP CARE CENTER, INC.
NPI 1851279541
Internal Medicine - Sleep Medicine in Annapolis, MD

Q: What is Comprehensive Sleep Care Center, Inc.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Sleep Medicine, with taxonomy code 207RS0012X.

Active since August 22, 2025

621 RIDGELY AVE STE 402, ANNAPOLIS, MD 21401(703) 729-3420(703) 729-3422 Get Directions Write a Review

NPPES record last updated: August 22, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

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About Comprehensive Sleep Care Center, Inc. NPPES

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

COMPREHENSIVE SLEEP CARE CENTER, INC. (NPI 1851279541), doing business as Comprehensive Sleep Care Center Inc - Annapolis, is a healthcare organization registered as a sleep medicine in Annapolis, Maryland and active in the NPI registry since August 2025. The organization lists Charu Sabharwal, President, as its authorized official.

NPPES Registry Identity

NPI1851279541

Entity TypeOrganization

Primary Taxonomy207RS0012X

Legal Business NameCOMPREHENSIVE SLEEP CARE CENTER, INC.

Location Address621 RIDGELY AVE STE 402Annapolis, MD 21401-1099

Mailing AddressPo Box 3250Winchester, VA 22604-2450 · (703) 673-4490 · Fax (540) 678-9025

Phone(703) 729-3420

Fax(703) 729-3422

Organization SubpartNo

Authorized OfficialCharu SabharwalPresident · (703) 729-3420

Enumeration DateAugust 22, 2025

NPPES CertifiedAugust 22, 2025

✔ NPI 1851279541 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Sleep MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207RS0012X

Definition

An Internist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.

621 RIDGELY AVE STE 402, Annapolis, MD 21401

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Other Names 1

Doing Business AsComprehensive Sleep Care Center Inc - Annapolis

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)

Comprehensive Sleep Care Center, Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 6 clinicians reassign Medicare billing to Comprehensive Sleep Care Center, Inc., which bills Medicare for the services they deliver. They are listed nearest first.

Clinicians, nearest first (6)

Arun Nag Santhosh Mallapareddi

Family Practice

NPI 1780048264

3025 HAMAKER CT STE 350
Fairfax, VA 22031

(703) 573-6400

✔ PECOS✔ Accepts Medicare40 mi

Pamela Ri'chard, DNP, FNP-BC

Nurse Practitioner

NPI 1093667578

2242 TURNBUCKLE LN
Woodbridge, VA 22191

(202) 823-3711

✔ PECOS✔ Accepts Medicare50 mi

Esther Chung, NP-C

Nurse Practitioner

NPI 1174140529

19441 GOLF VISTA PLZ STE 230
Leesburg, VA 20176

(703) 729-3420

✔ PECOS✔ Accepts Medicare52 mi

Hwan Kim, M.D.

Internal Medicine

NPI 1174904023

19441 GOLF VISTA PLZ STE 310
Leesburg, VA 20176

(703) 729-3420

✔ PECOS✔ Accepts Medicare52 mi

Charu Sabharwal, MD

Internal Medicine

NPI 1952401036

19441 GOLF VISTA PLZ STE 310
Leesburg, VA 20176

(703) 729-3420

✔ PECOS✔ Accepts Medicare52 mi

Shahriar Shahzeidi, MD

Pediatric Medicine

NPI 1538192281

19441 GOLF VISTA PLZ STE 310
Leesburg, VA 20176

(703) 729-3420

✔ PECOS✔ Accepts Medicare52 mi

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 Comprehensive Sleep Care Center, Inc.'s NPI number?

The NPI number for Comprehensive Sleep Care Center, Inc. is 1851279541. It was assigned to this organization in the NPPES registry on August 22, 2025. The provider is doing business as Comprehensive Sleep Care Center Inc - Annapolis.

Where is Comprehensive Sleep Care Center, Inc. located?

Comprehensive Sleep Care Center, Inc. is located at 621 Ridgely Ave Ste 402, Annapolis, MD 21401. The listed phone number is (703) 729-3420.

What is Comprehensive Sleep Care Center, Inc.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Sleep Medicine, with taxonomy code 207RS0012X.

Is Comprehensive Sleep Care Center, Inc. enrolled in Medicare?

Yes. Comprehensive Sleep Care Center, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Comprehensive Sleep Care Center, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 6 clinicians reassign their Medicare billing to Comprehensive Sleep Care Center, Inc., in Family Practice, Internal Medicine, Nurse Practitioner and Pediatric Medicine. 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 Comprehensive Sleep Care Center, Inc. was last updated on August 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months 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.