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MRS. MARILYN SUSAN DORSEY FNP-C
NPI 1578028528
Nurse Practitioner in Tiffin, OH

Active since February 04, 2019PECOS Enrolled
668 MIAMI ST STE B, TIFFIN, OH 44883(419) 447-0269 Get Directions Write a Review

NPPES record last updated: May 27, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 27, 2019, May 23, 2019, Feb 4, 2019 (3 updates tracked since 2019).

About Mrs. Marilyn Susan Dorsey Fnp-c NPPES

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

MRS. MARILYN SUSAN DORSEY FNP-C (NPI 1578028528) is an individual nurse practitioner in Tiffin, Ohio, licensed in Ohio (A.P.R.N.C.N.P.023720) and active in the NPI registry since February 2019. She is enrolled in Medicare PECOS and maintains a secondary practice location in Clyde.

NPPES Registry Identity

NPI1578028528
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMRS. MARILYN SUSAN DORSEYCredential: FNP-C
Location Address668 MIAMI ST STE BTiffin, OH 44883-2058
Mailing Address668 Miami St Ste BTiffin, OH 44883-2058 · (419) 447-0269
Phone(419) 447-0269
Sole ProprietorYes
Enumeration DateFebruary 4, 2019
Last NPPES UpdateMay 27, 20193 updates tracked since enumeration
✔ NPI 1578028528 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in OH · A.P.R.N.C.N.P.023720
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
668 MIAMI ST STE B, Tiffin, OH 44883
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Secondary Practice Location 1

Location 14468 County Road 175Clyde, OH 43410-9410 · Phone (419) 603-2438

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Marilyn Susan Dorsey Fnp-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 Marilyn Dorsey reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Tiffin Psychiatry Center
0.1 mi
Psychiatry
668 MIAMI ST, SUITE B
Tiffin, OH 44883
  • Reassigned Medicare billing, Ohio enrollment
  • 2 clinicians in this Medicare group
NPI 1659593275 (419) 447-0269

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 44883 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$84.72 typical visit price
range $54.34 – $166.65
Typical copayment $21.18 (range $13.58 – $41.66)
Most-billed visit code 99203
Established Patient
$96.44 typical visit price
range $17.10 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Marilyn Dorsey's NPI number?

The NPI number for Marilyn Dorsey is 1578028528. It was assigned to this individual provider in the NPPES registry on February 4, 2019.

Where is Marilyn Dorsey located?

Marilyn Dorsey practices at 668 Miami St Ste B, Tiffin, OH 44883. The listed phone number is (419) 447-0269.

What is Marilyn Dorsey's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Marilyn Dorsey enrolled in Medicare?

Yes. Marilyn Dorsey is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Marilyn Dorsey's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marilyn Dorsey reassigns Medicare benefits to Tiffin Psychiatry Center (Tiffin, 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 Marilyn Dorsey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Marilyn Dorsey was last updated on May 27, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.