DONALD EUGENE CLAYTON MD
NPI 1932178746
Allergy & Immunology in Lafayette, IN

Q: What is Donald Clayton's NPI number?

The NPI number for Donald Clayton is 1932178746. It was assigned to this individual provider in the NPPES registry on March 15, 2006.

Q: What is Donald Clayton's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Q: When was this NPI record last updated?

The NPPES record for Donald Clayton was last updated on June 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since March 15, 2006PECOS Enrolled

2600 GREENBUSH ST, LAFAYETTE, IN 47904(765) 448-8000 Get Directions Write a Review

NPPES record last updated: June 15, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jun 15, 2021, Jun 1, 2021, May 17, 2021 and 2 more (5 updates tracked since 2021).

On this page

About Donald Eugene Clayton Md NPPES

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

DONALD EUGENE CLAYTON MD (NPI 1932178746) is an individual allergy & immunology provider in Lafayette, Indiana, licensed in Indiana (01026209A) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Lafayette.

NPPES Registry Identity

NPI1932178746

Entity TypeIndividualMale

Primary Taxonomy207K00000X

Provider Legal NameDONALD EUGENE CLAYTONCredential: MD

Location Address2600 GREENBUSH STLafayette, IN 47904

Mailing Address1200 W White River BlvdMuncie, IN 47303-4988 · (877) 668-5621

Phone(765) 448-8000

Sole ProprietorNo

Enumeration DateMarch 15, 2006

Last NPPES UpdateJune 15, 20215 updates tracked since enumeration

NPPES CertifiedJune 15, 2021

✔ NPI 1932178746 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians

Taxonomy Code207K00000X

License✔ Licensed in IN · 01026209A

Definition

An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

Also ListedAllergy & Immunology · AllergyTaxonomy 207KA0200X · License 01026209A (IN)

Also ListedInternal MedicineTaxonomy 207R00000X · License 01026209A (IN)

2600 GREENBUSH ST, Lafayette, IN 47904

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Secondary Practice Location 1

Location 12600 Ferry StLafayette, IN 47904-3055 · Phone (765) 448-8000 · Fax (765) 448-7635

Other Identifiers 5

MedicaidCL80529003IN

Other10824916IN · Caqh Number

Other000000189458IN · Anthem Provider Number

Other9396966IN · Phcs Pid Number

Medicaid100231520IN

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Donald Eugene Clayton Md 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 Donald Clayton reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Arnett Clinic, LLC

Same address

Clinical Medical Laboratory

2600 GREENBUSH ST
Lafayette, IN 47904

Reassigned Medicare billing, Indiana enrollment
671 clinicians in this Medicare group

NPI 1881655090 (765) 448-8000

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.

MICHELLE B HERBERTS MD

Internal Medicine (Critical Care Medicine)