HANNAH KRAMER DO
NPI 1255900072
Emergency Medicine in Norman, OK
About Hannah Kramer Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HANNAH KRAMER DO (NPI 1255900072) is an individual emergency medicine provider in Norman, Oklahoma, licensed in Oklahoma (0455R) and active in the NPI registry since June 2021. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Hannah Kramer Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Hannah Kramer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Norman, OK 73072
- Reassigned Medicare billing, Oklahoma enrollment
- 65 clinicians in this Medicare group
Oklahoma City, OK 73102
- Reassigned Medicare billing, Oklahoma enrollment
- Medicare enrollment name: Emergency Physicians Of Mid-America PC
- 310 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 73071 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.
NORMAN, OK 73071
NORMAN, OK 73071
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 Hannah Kramer's NPI number?
The NPI number for Hannah Kramer is 1255900072. It was assigned to this individual provider in the NPPES registry on June 24, 2021.
Where is Hannah Kramer located?
Hannah Kramer practices at 901 N Porter Ave, Norman, OK 73071. The listed phone number is (405) 307-1000.
What is Hannah Kramer's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Hannah Kramer enrolled in Medicare?
Yes. Hannah Kramer is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Hannah Kramer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hannah Kramer reassigns Medicare benefits to 2 organizations: Norman Regional Hospital Authority (Norman, OK) and Emergency Physicians Of Mid-America, P.C. (Oklahoma City, OK). 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 Hannah Kramer'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 Hannah Kramer was last updated on June 24, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Hannah Kramer, DO · NPI 1255900072
Emergency Medicine physician in Norman, Oklahoma. Individual provider, active in the CMS NPPES registry since June 24, 2021.
## Identity
- **NPI:** 1255900072 (Entity type: Individual)
- **Enumerated:** June 24, 2021
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 0455R (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 901 N PORTER AVE, Norman, OK 73071-6404
- **Phone:** (405) 307-1000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Norman Regional Hospital Authority (NPI 1912563727, Norman, OK); Emergency Physicians Of Mid-America, P.C. (NPI 1063825297, Oklahoma City, OK) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 24, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1255900072) · Data from the CMS NPPES public registry.