CARL H CRAMER II MD
NPI 1659392652
Pediatrics - Pediatric Nephrology in Rochester, MN
About Carl H Cramer Ii Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CARL H CRAMER II MD (NPI 1659392652) is an individual pediatric nephrology provider in Rochester, Minnesota, licensed in Minnesota (48439) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Mayo Clinic Hospital Rochester, and is a graduate of Sanford School Of Medicine Of University Of South Dakota (1998).
NPPES Registry Identity
Specialties & Licenses 2
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
Carl H Cramer Ii Md 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
4Medicare enrollment records show Carl Cramer reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rochester, MN 55905
- Reassigned Medicare billing, Minnesota enrollment
- 6,534 clinicians in this Medicare group
Red Wing, MN 55066
- Reassigned Medicare billing, Minnesota enrollment
- 1,571 clinicians in this Medicare group
La Crosse, WI 54601
- Reassigned Medicare billing, Minnesota and Wisconsin enrollments
- 330 clinicians in this Medicare group
Menomonie, WI 54751
- Reassigned Medicare billing, Minnesota and Wisconsin enrollments
- 251 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mayo Clinic Hospital Rochester
Acute Care Hospitals · Rochester, MNMayo Clinic Health System In Red Wing
Acute Care Hospitals · Red Wing, MNReferred Medical Equipment & Supplies CMS DME claims 5
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
ROCHESTER, MN 55905
ROCHESTER, MN 55905
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 Carl Cramer's NPI number?
The NPI number for Carl Cramer is 1659392652. It was assigned to this individual provider in the NPPES registry on July 22, 2006.
Where is Carl Cramer located?
Carl Cramer practices at 200 1st St SW, Rochester, MN 55905. The listed phone number is (507) 284-2511.
What is Carl Cramer's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Nephrology, with taxonomy code 2080P0210X.
Is Carl Cramer enrolled in Medicare?
Yes. Carl Cramer 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 Carl Cramer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Carl Cramer reassigns Medicare benefits to 4 organizations: Mayo Clinic (Rochester, MN), Mayo Clinic Health System-Southeast Minnesota Region (Red Wing, MN), Mayo Clinic Health System-Southwest Wisconsin Region, Inc. (La Crosse, WI) and Mayo Clinic Health System-Northwest Wisconsin Region, Inc. (Menomonie, WI). 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 Carl Cramer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Carl Cramer accept?
Health plans from Anthem Blue Cross and Blue Shield and Security Health Plan list Carl Cramer 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 Carl Cramer affiliated with any hospitals?
According to CMS data, Carl Cramer is affiliated with Mayo Clinic Hospital Rochester and Mayo Clinic Health System In Red Wing.
When was this NPI record last updated?
The NPPES record for Carl Cramer was last updated on August 13, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Carl H Cramer II, MD · NPI 1659392652
Pediatric Nephrology physician in Rochester, Minnesota. Individual provider, active in the CMS NPPES registry since July 22, 2006.
## Identity
- **NPI:** 1659392652 (Entity type: Individual)
- **Enumerated:** July 22, 2006
- **Primary specialty:** Pediatrics - Pediatric Nephrology · taxonomy 2080P0210X
- **State license:** 48439 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 1ST ST SW, Rochester, MN 55905-0001
- **Phone:** (507) 284-2511
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Mayo Clinic (NPI 1114343860, Rochester, MN); Mayo Clinic Health System-Southeast Minnesota Region (NPI 1114453883, Red Wing, MN); Mayo Clinic Health System-Southwest Wisconsin Region, Inc. (NPI 1629056049, La Crosse, WI); Mayo Clinic Health System-Northwest Wisconsin Region, Inc. (NPI 1235666967, Menomonie, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Sanford School Of Medicine Of University Of South Dakota, class of 1998
## Record status
- **NPPES last updated:** August 13, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1659392652) · Data from the CMS NPPES public registry.