Mark Lay, M.D

ActiveIndividual ProviderFamily Medicine
NPI issued: October 3, 2005

Quick Facts

NPI Number
1003803313
TypeIndividual
StatusActive
SpecialtyFamily Medicine
Taxonomy207Q00000X — Family Medicine
Phone
(269) 445-0771
StateMI

NPI Validation Status: Verified

✅Valid 10-digit NPI number (1003803313)
✅Active status confirmed
✅Verified by CMS NPPES Registry
✅HIPAA compliant identifier
✅Enumeration date on file (October 3, 2005)
Data source: CMS NPPES

Provider Overview

MARK LAY, M.D is a Family Medicine provider based in Cassopolis, MI who has been registered with CMS since 2005. This NPI is currently Active under CMS NPPES registry.

Provider Details

NPI Number1003803313
Provider TypeIndividual Provider
GenderMale
CredentialM.D
StatusActive
Enumeration DateOctober 3, 2005

Practice Location

CityCassopolis
StateMI
ZIP Code49031-1242
Phone(269) 445-0771

Specialties & Licenses

★ Primary
SpecialtyFamily Medicine
Taxonomy Code207Q00000X
License StateMI

Mailing Address

CityCassopolis
StateMI
ZIP Code49031-1242
Phone(269) 445-0771
Same as practice location

How to Use This NPI

📋

For Insurance Billing

Use NPI 1003803313 in Box 33 of the CMS-1500 claim form. This number is required by all major insurance carriers to identify the billing provider and process electronic medical claims.

🏥

For Credentialing

Reference NPI 1003803313for provider credential verification. Hospital systems, state licensing boards, and CAQH directories query this number to verify the provider's active clinical status.

👤

For Patients

Share NPI 1003803313 with your insurance company. If you need to verify out-of-network benefits or file a reimbursement claim, your insurance provider will require this number to process it.

About Family Medicine

Family Medicine physicians provide comprehensive primary care to patients of all ages, managing acute illnesses, tracking chronic conditions, and emphasizing preventive healthcare.

Browse all Family Medicineproviders →
📊
199,317
Family Medicine Providers in the US

Similar Providers in Cassopolis

Lakeland Immediate Care Center

📍 Cassopolis, MI 49031-1034

Neil See, M.D

📍 Cassopolis, MI 49031-1034

Elizabeth Wetzel, DO

📍 Cassopolis, MI 49031-1034

Sabrina Cole, MD

📍 Cassopolis, MI 49031-1034

Harris Shaikh, M.D

📍 Cassopolis, MI 49031-1034

Other Healthcare Providers in Cassopolis

Kathy Emans, MSW

Clinical Social Worker

Cass County Community Mental Health Services

Specialty not listed

Tonya Cosey, MSW, LCSW

Mental Health Counselor

Muktiraj Mehta, M.D

Psychiatry

County Of Cass

Specialty not listed

Ann Traynor, M.D

Hematology & Oncology

Other Family Medicine Providers in Michigan

David Bosscher, D.O

NPI: 1417950270📍 Holland

Douglas Cox, MD

NPI: 1295738060📍 Cadillac

Louis Praamsma, MD

NPI: 1720081458📍 Allegan

Lori Crago, MD

NPI: 1144223868📍 Cadillac

Marshall Sack, D.O

NPI: 1629071170📍 Novi

John Stafford, MD

NPI: 1730182247📍 Saint Joseph
View all Family Medicine providers in Michigan→

People Also Ask

What is Mark Lay's NPI number?
Mark Lay's NPI number is 1003803313, a unique 10-digit identifier issued by the Centers for Medicare & Medicaid Services (CMS).
Is Mark Lay's NPI currently active?
Yes, Mark Lay's NPI status is Active as of the latest CMS NPPES database updates.
What does Mark Lay specialize in?
Mark Lay specializes in Family Medicine. The healthcare taxonomy code associated with this specialty is 207Q00000X.
Where does Mark Lay practice?
Mark Lay practices in Cassopolis, MI 49031-1242.
When was Mark Lay's NPI issued?
Mark Lay's NPI was issued on October 3, 2005.
What is Mark Lay's provider type?
Mark Lay is registered as an Individual Provider under CMS NPI Type 1.