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DR. HAROLD MARS M.D.
NPI 1003900812
Psychiatry & Neurology - Neurology in Beachwood, OH

Active since October 03, 2006
3609 PARK EAST DR, SUITE 517, BEACHWOOD, OH 44122(216) 831-6085(216) 831-6172 Get Directions Write a Review

NPPES record last updated: April 2, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Harold Mars M.d. NPPES

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

DR. HAROLD MARS M.D. (NPI 1003900812) is an individual neurology provider in Beachwood, Ohio, licensed in Ohio (35 032974) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1003900812
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameDR. HAROLD MARSCredential: M.D.
Location Address3609 PARK EAST DR, SUITE 517Beachwood, OH 44122-4331
Mailing Address3609 Park East Dr, Suite 517Beachwood, OH 44122-4331 · (216) 831-6085 · Fax (216) 831-6172
Phone(216) 831-6085
Fax(216) 831-6172
Sole ProprietorYes
Enumeration DateOctober 3, 2006
Last NPPES UpdateApril 2, 2008
✔ NPI 1003900812 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 OH · 35 032974
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.
3609 PARK EAST DR, Beachwood, OH 44122
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Other Identifiers 3

Medicare UPINC01101OH
Medicare PIN0397234OH
Medicaid0155684OH

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource.Insurance ›

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.

FREDRICK A ROSENBERG D.D.S.
Dentist (Periodontics)
3609 PARK EAST DR, 411
BEACHWOOD, OH 44122
Cuyahoga County (216) 464-8985
CLEVELAND CENTER FOR COMPREHENSIVE DENTISTRY
Dentist (General Practice)
3609 PARK EAST DR, SUITE 404
BEACHWOOD, OH 44122
Cuyahoga County (216) 591-1161
DR. THOMAS ANTHONY DIFRANCO PH.D.
Psychologist (Clinical)
3609 PARK EAST DR, SUITE 518,NORTH
BEACHWOOD, OH 44122
Cuyahoga County (216) 831-2520
DR. RAJA SHEKAR M.D.
Internal Medicine (Infectious Disease)
3609 PARK EAST DR, 207
BEACHWOOD, OH 44122
Cuyahoga County (216) 360-0456
DR. CYNTHIA GUSTAFERRO M.D.
Internal Medicine (Infectious Disease)
3609 PARK EAST DR, 207
BEACHWOOD, OH 44122
Cuyahoga County (216) 360-0456
DR.IRVING M. LEWIS, PODIATRIST, INC.
Podiatrist (Foot Surgery)
3609 PARK EAST DR, #414 NORTH
BEACHWOOD, OH 44122
Cuyahoga County (216) 765-1151
DR. STEVEN N BASS M.D.
Internal Medicine (Infectious Disease)
3609 PARK EAST DR, 207
BEACHWOOD, OH 44122
Cuyahoga County (216) 360-0456
DR. BRADLEY STEPHEN RABAL DDS
Dentist (General Practice)
3609 PARK EAST DR, SUITE # 514
BEACHWOOD, OH 44122
Cuyahoga County (216) 593-8000

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 Harold Mars's NPI number?

The NPI number for Harold Mars is 1003900812. It was assigned to this individual provider in the NPPES registry on October 3, 2006.

Where is Harold Mars located?

Harold Mars practices at 3609 Park East Dr Suite 517, Beachwood, OH 44122. The listed phone number is (216) 831-6085.

What is Harold Mars's specialty?

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

What insurance does Harold Mars accept?

Health plans from CareSource list Harold Mars as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Harold Mars was last updated on April 2, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.