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MR. MARK W. SEYMOUR P.C.C.
NPI 1841520178
Counselor - Professional in Fremont, OH

Active since January 08, 2010PECOS Enrolled
710 CLEVELAND AVE, FREMONT, OH 43420(419) 334-6619(419) 334-6663 Get Directions Write a Review

NPPES record last updated: April 12, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mr. Mark W. Seymour P.c.c. NPPES

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

MR. MARK W. SEYMOUR P.C.C. (NPI 1841520178) is an individual professional provider in Fremont, Ohio, licensed in Ohio (E 0005669) and active in the NPI registry since January 2010. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1841520178
Entity TypeIndividualMale
Primary Taxonomy101YP2500X
Provider Legal NameMR. MARK W. SEYMOURCredential: P.C.C.
Location Address710 CLEVELAND AVEFremont, OH 43420-3224
Mailing Address1925 Hayes AveSandusky, OH 44870-4737 · (419) 557-5177 · Fax (419) 557-5179
Phone(419) 334-6619
Fax(419) 334-6663
Sole ProprietorNo
Enumeration DateJanuary 8, 2010
Last NPPES UpdateApril 12, 2024
NPPES CertifiedApril 12, 2024
✔ NPI 1841520178 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers
Taxonomy Code101YP2500X
License✔ Licensed in OH · E 0005669
Also ListedCounselor · Mental HealthTaxonomy 101YM0800X · License C0005669 (OH)
710 CLEVELAND AVE, Fremont, OH 43420
Open in Google Maps ↗

Other Identifiers 1

Medicaid0156327OH

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. Mark W. Seymour P.c.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Mark Seymour reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Memorial Professional Services Ltd
0.1 mi
Pulmonary Disease
715 S TAFT AVE
Fremont, OH 43420
  • Reassigned Medicare billing, Ohio enrollment
  • 63 clinicians in this Medicare group
NPI 1205139623 (419) 332-7321

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

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.

ERIN M SCOTT PT
Physical Therapist
710 CLEVELAND AVE
FREMONT, OH 43420
Sandusky County (419) 334-6630
KAYLA FRANK
Nurse Practitioner (Psychiatric/Mental Health)
710 CLEVELAND AVE
FREMONT, OH 43420
Sandusky County (419) 334-6619
MRS. SARA E ELLERBROCK PT
Physical Therapist
710 CLEVELAND AVE
FREMONT, OH 43420
Sandusky County (419) 334-6630
MADISON MILLER MSN, APRN, PMHNP-BC
Nurse Practitioner (Psychiatric/Mental Health)
710 CLEVELAND AVE
FREMONT, OH 43420
Sandusky County (419) 334-6619
VICKIE L SNEATH PT
Physical Therapist
710 CLEVELAND AVE
FREMONT, OH 43420
Sandusky County (419) 334-6630
MS. HOLLY A KNISELY PT
Physical Therapist
710 CLEVELAND AVE
FREMONT, OH 43420
Sandusky County (419) 334-6630
JEREMY C SMITH PT
Physical Therapist
710 CLEVELAND AVE
FREMONT, OH 43420
Sandusky County (419) 334-6630
MRS. KRISTA KAE HERNANDEZ DPT
Physical Therapist
710 CLEVELAND AVE
FREMONT, OH 43420
Sandusky County (419) 334-6630

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 Mark Seymour's NPI number?

The NPI number for Mark Seymour is 1841520178. It was assigned to this individual provider in the NPPES registry on January 8, 2010.

Where is Mark Seymour located?

Mark Seymour practices at 710 Cleveland Ave, Fremont, OH 43420. The listed phone number is (419) 334-6619.

What is Mark Seymour's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

Is Mark Seymour enrolled in Medicare?

Yes. Mark Seymour is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mark Seymour's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mark Seymour reassigns Medicare benefits to Memorial Professional Services Ltd (Fremont, OH). The 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 Mark Seymour's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mark Seymour accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource and 4 other insurers list Mark Seymour 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 Mark Seymour was last updated on April 12, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.