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COY W GAMMAGE JR APMC
NPI 1548594419
Internal Medicine - Hematology & Oncology in Monroe, LA

Active since September 25, 2009
1162 OLIVER ROAD, SUITE 7, MONROE, LA 71201(318) 325-7007(318) 699-0025 Get Directions Write a Review

NPPES record last updated: September 25, 2009. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Coy W Gammage Jr Apmc NPPES

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

COY W GAMMAGE JR APMC (NPI 1548594419) is a healthcare organization registered as a hematology & oncology in Monroe, Louisiana and active in the NPI registry since September 2009. The organization lists Coy W Gammage, President, as its authorized official.

NPPES Registry Identity

NPI1548594419
Entity TypeOrganization
Primary Taxonomy207RH0003X
Legal Business NameCOY W GAMMAGE JR APMC
Location Address1162 OLIVER ROAD, SUITE 7Monroe, LA 71201
Mailing AddressP O Box 6137Monroe, LA 71211-6137 · (318) 325-7007 · Fax (318) 699-0025
Phone(318) 325-7007
Fax(318) 699-0025
Organization SubpartNo
Authorized OfficialCoy W GammagePresident · (318) 325-7007
Enumeration DateSeptember 25, 2009
✔ NPI 1548594419 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
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.
1162 OLIVER ROAD, Monroe, LA 71201
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Other Identifiers 3

Other830005032Rrmc
Medicare UPING45766
Medicaid1976652LA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Coy W Gammage Jr Apmc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by February 28, 2027

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date
StateLouisianaEnrollment IDO20091013000344Non-DME Part B · Clinic/Group PracticeDue dateFebruary 28, 2027
Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Coy W Gammage Jr Apmc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Coy Gammage, M. D.
Hematology/Oncology
NPI 1871590711
411 CALYPSO ST STE 200A
Monroe, LA 71201
(318) 966-1970
✔ PECOS✔ Accepts Medicare1.8 mi

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

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 Coy W Gammage Jr Apmc's NPI number?

The NPI number for Coy W Gammage Jr Apmc is 1548594419. It was assigned to this organization in the NPPES registry on September 25, 2009.

Where is Coy W Gammage Jr Apmc located?

Coy W Gammage Jr Apmc is located at 1162 Oliver Road Suite 7, Monroe, LA 71201. The listed phone number is (318) 325-7007.

What is Coy W Gammage Jr Apmc's specialty?

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

Is Coy W Gammage Jr Apmc enrolled in Medicare?

Yes. Coy W Gammage Jr Apmc is registered in the Medicare PECOS enrollment system.

When is Coy W Gammage Jr Apmc's Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Louisiana, Clinic/Group Practice) is due for revalidation by February 28, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Coy W Gammage Jr Apmc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Hematology/Oncology) reassigns their Medicare billing to Coy W Gammage Jr Apmc. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Coy W Gammage Jr Apmc was last updated on September 25, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.