DR. DETLEF GUENTHER RITTER M.D.
NPI 1447207667
Pathology - Anatomic Pathology & Clinical Pathology in Columbia, MO
About Dr. Detlef Guenther Ritter M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DETLEF GUENTHER RITTER M.D. (NPI 1447207667) is an individual anatomic pathology & clinical pathology provider in Columbia, Missouri, licensed in Missouri (107196) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Phelps County Regional Medical Center, and maintains a secondary practice location in Saint Louis.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Detlef Guenther Ritter M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Detlef Ritter reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Columbia, MO 65212
- Reassigned Medicare billing, Missouri enrollment
- 1,395 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Phelps County Regional Medical Center
Acute Care Hospitals · Rolla, MOHannibal Regional Hospital
Acute Care Hospitals · Hannibal, MOBoone Hospital Center
Acute Care Hospitals · Columbia, MOUniversity Of Missouri Health Care
Acute Care Hospitals · Columbia, MOLake Regional Health System
Acute Care Hospitals · Osage Beach, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 65212 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
COLUMBIA, MO 65212
COLUMBIA, MO 65212
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 Detlef Ritter's NPI number?
The NPI number for Detlef Ritter is 1447207667. It was assigned to this individual provider in the NPPES registry on May 31, 2006.
Where is Detlef Ritter located?
Detlef Ritter practices at 1 Hospital Dr, Columbia, MO 65212. The listed phone number is (573) 882-1201.
What is Detlef Ritter's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.
Is Detlef Ritter enrolled in Medicare?
Yes. Detlef Ritter is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Detlef Ritter's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Detlef Ritter reassigns Medicare benefits to The Curators Of The University Of Missouri (Columbia, MO). The 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 Detlef Ritter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Detlef Ritter accept?
Health plans from Anthem Blue Cross and Blue Shield list Detlef Ritter as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Detlef Ritter affiliated with any hospitals?
According to CMS data, Detlef Ritter is affiliated with Phelps County Regional Medical Center, Hannibal Regional Hospital, Boone Hospital Center, University Of Missouri Health Care and Lake Regional Health System.
When was this NPI record last updated?
The NPPES record for Detlef Ritter was last updated on September 12, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Dr. Detlef Guenther Ritter, M.D. · NPI 1447207667
Anatomic Pathology & Clinical Pathology physician in Columbia, Missouri. Individual provider, active in the CMS NPPES registry since May 31, 2006.
## Identity
- **NPI:** 1447207667 (Entity type: Individual)
- **Enumerated:** May 31, 2006
- **Primary specialty:** Pathology - Anatomic Pathology & Clinical Pathology · taxonomy 207ZP0102X
- **State license:** 107196 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 HOSPITAL DR, Columbia, MO 65212-0001
- **Phone:** (573) 882-1201 · **Fax:** (573) 884-4612
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** The Curators Of The University Of Missouri (NPI 1235126921, Columbia, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1987
## Record status
- **NPPES last updated:** September 12, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1447207667) · Data from the CMS NPPES public registry.