MARK F GORTMAKER CRNA
NPI 1649244161
Nurse Anesthetist, Certified Registered in Columbia, MO
About Mark F Gortmaker Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARK F GORTMAKER CRNA (NPI 1649244161) is an individual nurse anesthetist, certified registered in Columbia, Missouri, licensed in Missouri (2004016548) and active in the NPI registry since February 2006. He is affiliated with Boone Hospital Center and is a graduate of Other (1998).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Mark F Gortmaker Crna 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 Reassignments
6Medicare enrollment records show Mark Gortmaker reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Columbia, MO 65212
- Reassigned Medicare billing, Missouri enrollment
- 1,395 clinicians in this Medicare group
Columbia, MO 65201
- Reassigned Medicare billing, Missouri enrollment
- 63 clinicians in this Medicare group
Columbia, MO 65201
- Reassigned Medicare billing, Missouri enrollment
- 37 clinicians in this Medicare group
Jefferson City, MO 65109
- Reassigned Medicare billing, Missouri enrollment
- Medicare enrollment name: Jefferson City Medical Group PC
- 155 clinicians in this Medicare group
Cape Girardeau, MO 63701
- Reassigned Medicare billing, Missouri enrollment
- 470 clinicians in this Medicare group
Addison, TX 75001
- Reassigned Medicare billing, Missouri enrollment
- 175 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 5
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Boone Hospital Center
Acute Care Hospitals · Columbia, MOUniversity Of Missouri Health Care
Acute Care Hospitals · Columbia, 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.
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 Mark Gortmaker's NPI number?
The NPI number for Mark Gortmaker is 1649244161. It was assigned to this individual provider in the NPPES registry on February 13, 2006.
Where is Mark Gortmaker located?
Mark Gortmaker practices at One Hospital Dr, Columbia, MO 65212. The listed phone number is (573) 882-2568.
What is Mark Gortmaker's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Mark Gortmaker enrolled in Medicare?
Yes. Mark Gortmaker 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 organizations bill Medicare for Mark Gortmaker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Gortmaker reassigns Medicare benefits to 6 organizations: The Curators Of The University Of Missouri (Columbia, MO), Mid-America Anesthesia Consultants, PC (Columbia, MO), Gastrointestinal Associates, LLC (Columbia, MO), Jefferson City Medical Group, P.C. (Jefferson City, MO), Southeast Missouri Hospital Physicians, LLC (Cape Girardeau, MO) and 1 more organization, listed in the Medicare section above. 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 Mark Gortmaker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Gortmaker accept?
Health plans from Blue Cross and Blue Shield of Kansas City list Mark Gortmaker 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 Mark Gortmaker affiliated with any hospitals?
According to CMS data, Mark Gortmaker is affiliated with Boone Hospital Center and University Of Missouri Health Care.
When was this NPI record last updated?
The NPPES record for Mark Gortmaker was last updated on August 14, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Mark F Gortmaker, CRNA · NPI 1649244161
Nurse Anesthetist, Certified Registered physician in Columbia, Missouri. Individual provider, active in the CMS NPPES registry since February 13, 2006.
## Identity
- **NPI:** 1649244161 (Entity type: Individual)
- **Enumerated:** February 13, 2006
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 2004016548 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** ONE HOSPITAL DR, Columbia, MO 65212-0001
- **Phone:** (573) 882-2568 · **Fax:** (573) 882-2226
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 6 organizations under Medicare reassignment (form CMS-855R): The Curators Of The University Of Missouri (NPI 1235126921, Columbia, MO); Mid-America Anesthesia Consultants, PC (NPI 1083728463, Columbia, MO); Gastrointestinal Associates, LLC (NPI 1912950585, Columbia, MO); Jefferson City Medical Group, P.C. (NPI 1336189398, Jefferson City, MO); Southeast Missouri Hospital Physicians, LLC (NPI 1558311522, Cape Girardeau, MO); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1998
## Record status
- **NPPES last updated:** August 14, 2023
- **Other identifiers:** Other 127254 (MO); Other 686272 (MO); Medicaid 5752614 (SD)
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Source: [NPI Profile](https://npiprofile.com/npi/1649244161) · Data from the CMS NPPES public registry.