KONRAD W. BAKKER, M.D., P.A.
NPI 1972509362
Psychiatry & Neurology - Neurology in Frederick, MD

Q: What is Comprehensive Neurology And Sleep Medicine, P.A.'s specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Active since June 22, 2005

172 THOMAS JOHNSON DR, STE 100, FREDERICK, MD 21702(301) 694-0900(301) 694-0657 Get Directions Write a Review

NPPES record last updated: May 3, 2012. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Konrad W. Bakker, M.d., P.a. NPPES

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

KONRAD W. BAKKER, M.D., P.A. (NPI 1972509362) is a healthcare organization registered as a neurology in Frederick, Maryland and active in the NPI registry since June 2005. The organization lists Willa Shriver, Practice Manager, as its authorized official.

NPPES Registry Identity

NPI1972509362

Entity TypeOrganization

Primary Taxonomy2084N0400X

Legal Business NameCOMPREHENSIVE NEUROLOGY AND SLEEP MEDICINE, P.A.

Location Address172 THOMAS JOHNSON DR, STE 100Frederick, MD 21702-4405

Mailing Address172 Thomas Johnson Dr, Ste 100Frederick, MD 21702-4405 · (301) 694-0900 · Fax (301) 694-0657

Phone(301) 694-0900

Fax(301) 694-0657

Organization SubpartNo

Authorized OfficialWilla ShriverPractice Manager · (301) 694-0900

Enumeration DateJune 22, 2005

Last NPPES UpdateMay 3, 2012

✔ NPI 1972509362 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians

Taxonomy Code2084N0400X

License✔ Licensed in MD · D0035322

Definition

A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

172 THOMAS JOHNSON DR, Frederick, MD 21702

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Other Names 1

Other NameKonrad W. Bakker, M.d., P.a.

Other Identifiers 19

Other237076VA · Anthem Bc/bs

Other3473625VA · Atena Hmo

Other613465MD · Mamsi/mdipa/opt.choice

Other500310MD · United Healthcare

Medicare PIN424MMD

Other372721VA · Mamsi/mdipa/oc Dme

Other237074VA · Anthem Healthkeepers

Other3327089MD · Aetna Hmo

Other4137505MD · Aetna Ppo/mc/epo

Medicare ID-Type UnspecifiedG01553K01DC · Physician

Medicare PING01553DC

OtherKFE9COMD · Blue Cross Blue Shield

Medicare ID-Type UnspecifiedP00082559MD · Railroad Physician

Other5113DC · Blue Cross Blue Sheild

Other372721ME · Mamsi/mdipa/oc Dme

Other1306711010MD · Cigna

Other495169MD · Ncppo

Medicaid526711100MD

Medicare NSC4909620001MD

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-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)

Konrad W. Bakker, M.d., P.a. 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 Konrad W. Bakker, M.D., P.A., which bills Medicare for the services this clinician delivers.

Clinician (1)

Konrad Bakker, M.D.

Neurology

NPI 1346246782

172 THOMAS JOHNSON DR STE 100
Frederick, MD 21702

(301) 694-0900

✔ 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 Comprehensive Neurology And Sleep Medicine, P.A.'s NPI number?

The NPI number for Comprehensive Neurology And Sleep Medicine, P.A. is 1972509362. It was assigned to this organization in the NPPES registry on June 22, 2005. The provider is also known as Konrad W. Bakker, M.D., P.A..

Where is Comprehensive Neurology And Sleep Medicine, P.A. located?

Comprehensive Neurology And Sleep Medicine, P.A. is located at 172 Thomas Johnson Dr Ste 100, Frederick, MD 21702. The listed phone number is (301) 694-0900.

What is Comprehensive Neurology And Sleep Medicine, P.A.'s specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Comprehensive Neurology And Sleep Medicine, P.A. enrolled in Medicare?

Yes. Comprehensive Neurology And Sleep Medicine, P.A. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Comprehensive Neurology And Sleep Medicine, P.A.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Neurology) reassigns their Medicare billing to Comprehensive Neurology And Sleep Medicine, P.A.. 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 Neurology And Sleep Medicine, P.A. was last updated on May 3, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.