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DR. WILLIAM JOSEPH KOLHOFF M.D.
NPI 1669703278
Internal Medicine in Rincon, GA

Active since January 21, 2010PECOS Enrolled
800 TOWNE PARK DR STE 100, RINCON, GA 31326(912) 826-0052(912) 826-4726 Get Directions Write a Review

NPPES record last updated: July 15, 2015. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. William Joseph Kolhoff M.d. NPPES

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

DR. WILLIAM JOSEPH KOLHOFF M.D. (NPI 1669703278) is an individual internal medicine provider in Rincon, Georgia, licensed in Georgia (063706) and active in the NPI registry since January 2010. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1669703278
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. WILLIAM JOSEPH KOLHOFFCredential: M.D.
Location Address800 TOWNE PARK DR STE 100Rincon, GA 31326-5160
Mailing AddressPo Box 818Springfield, GA 31329-0818 · (912) 754-6451 · Fax (912) 754-9901
Phone(912) 826-0052
Fax(912) 826-4726
Sole ProprietorNo
Enumeration DateJanuary 21, 2010
Last NPPES UpdateJuly 15, 2015
✔ NPI 1669703278 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in GA · 063706
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
800 TOWNE PARK DR STE 100, Rincon, GA 31326
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Other Identifiers 2

Medicaid623869721AGA
Medicare PIN202I113021GA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. William Joseph Kolhoff M.d. 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 Reassignments

2

Medicare enrollment records show William Kolhoff reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Department Of Behavioral Health & Developmental Disabilities
20 mi
Psychiatric Hospital
1915 EISENHOWER DR
Savannah, GA 31406
  • Reassigned Medicare billing, Georgia enrollment
  • Medicare enrollment name: Department Of Behavioral Health And Developmental Disabilities
  • 168 clinicians in this Medicare group
NPI 1942432737 (912) 356-2011
Cooperative Healthcare Services Inc
77 mi
Clinic/Center
2415 PARKWOOD DR
Brunswick, GA 31520
  • Reassigned Medicare billing, Georgia enrollment
  • 339 clinicians in this Medicare group
NPI 1417979402 (912) 466-7000

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 31326 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
$124.10 typical visit price
range $53.31 – $164.04
Typical copayment $31.02 (range $13.32 – $41.01)
Most-billed visit code 99204
Established Patient
$94.84 typical visit price
range $16.68 – $133.24
Typical copayment $23.71 (range $4.17 – $33.31)
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.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

EFFINGHAM HOSPITAL, INC.
Clinic/Center (Rural Health)
800 TOWNE PARK DR STE 100
RINCON, GA 31326
Effingham County (912) 826-0052

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 William Kolhoff's NPI number?

The NPI number for William Kolhoff is 1669703278. It was assigned to this individual provider in the NPPES registry on January 21, 2010.

Where is William Kolhoff located?

William Kolhoff practices at 800 Towne Park Dr Ste 100, Rincon, GA 31326. The listed phone number is (912) 826-0052.

What is William Kolhoff's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is William Kolhoff enrolled in Medicare?

Yes. William Kolhoff is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for William Kolhoff's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Kolhoff reassigns Medicare benefits to 2 organizations: Department Of Behavioral Health & Developmental Disabilities (Savannah, GA) and Cooperative Healthcare Services Inc (Brunswick, GA). Each 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 William Kolhoff'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 William Kolhoff was last updated on July 15, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.