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DR. RAY HOWARD CLARK M.D.
NPI 1780803023
Internal Medicine - Hematology & Oncology in Jackson, MI

Active since April 25, 2007
1100 E MICHIGAN AVE, JACKSON, MI 49201(517) 789-7122 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Ray Howard Clark M.d. NPPES

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

DR. RAY HOWARD CLARK M.D. (NPI 1780803023) is an individual hematology & oncology provider in Jackson, Michigan, licensed in Michigan (4301025864) and active in the NPI registry since April 2007.

NPPES Registry Identity

NPI1780803023
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameDR. RAY HOWARD CLARKCredential: M.D.
Location Address1100 E MICHIGAN AVEJackson, MI 49201-1847
Mailing Address1976 Q LnClarklake, MI 49234-9747 · (517) 529-4168
Phone(517) 789-7122
Sole ProprietorYes
Enumeration DateApril 25, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1780803023 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in MI · 4301025864
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
1100 E MICHIGAN AVE, Jackson, MI 49201
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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.

JASON SEAN SUGDEN NP
Nurse Practitioner (Acute Care)
1100 E MICHIGAN AVE
JACKSON, MI 49201
Jackson County (517) 205-7605
RAJAN PASTORIZA MD PLC
Obstetrics & Gynecology
1100 E MICHIGAN AVE, STE 205
JACKSON, MI 49201
Jackson County (517) 787-6838
DONNA M O'NEILL MD
Internal Medicine (Infectious Disease)
1100 E MICHIGAN AVE, SUITE 305
JACKSON, MI 49201
Jackson County (517) 788-4781
RHONDA JOHNS RPH
Pharmacist
1100 E MICHIGAN AVE
JACKSON, MI 49201
Jackson County (517) 788-4907
DAVID EUGENE EGGERT MD
Surgery (Vascular Surgery)
1100 E MICHIGAN AVE, SUITE 310
JACKSON, MI 49201
Jackson County (517) 788-6968
JOHN AXELSON MD
Internal Medicine (Hematology & Oncology)
1100 E MICHIGAN AVE, STE 201
JACKSON, MI 49201
Jackson County (517) 789-7122
SUSAN DIANE SHEARD P.A.
Physician Assistant
1100 E MICHIGAN AVE, STE 201
JACKSON, MI 49201
Jackson County (517) 789-7122
STANLEY G CHMIEL RPH
Pharmacist
1100 E MICHIGAN AVE
JACKSON, MI 49201
Jackson County (517) 788-4907

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 Ray Clark's NPI number?

The NPI number for Ray Clark is 1780803023. It was assigned to this individual provider in the NPPES registry on April 25, 2007.

Where is Ray Clark located?

Ray Clark practices at 1100 E Michigan Ave, Jackson, MI 49201. The listed phone number is (517) 789-7122.

What is Ray Clark's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

When was this NPI record last updated?

The NPPES record for Ray Clark was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.