DR. SUMANTH AMBUR MD
NPI 1952323917
Internal Medicine - Critical Care Medicine in Minneapolis, MN
About Dr. Sumanth Ambur Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SUMANTH AMBUR MD (NPI 1952323917) is an individual critical care medicine provider in Minneapolis, Minnesota, licensed in Minnesota (48818) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Hennepin County Medical Center, and maintains a secondary practice location in Minneapolis.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 1
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. Sumanth Ambur 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
6Medicare enrollment records show Sumanth Ambur reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Minneapolis, MN 55407
- Reassigned Medicare billing, Minnesota enrollment
- 3,733 clinicians in this Medicare group
Minneapolis, MN 55404
- Reassigned Medicare billing, Minnesota enrollment
- 1,247 clinicians in this Medicare group
Minneapolis, MN 55454
- Reassigned Medicare billing, Minnesota enrollment
- 4,038 clinicians in this Medicare group
Chanhassen, MN 55317
- Reassigned Medicare billing, Minnesota enrollment
- 581 clinicians in this Medicare group
Le Sueur, MN 56058
- Reassigned Medicare billing, Minnesota enrollment
- 201 clinicians in this Medicare group
Arlington, MN 55307
- Reassigned Medicare billing, Minnesota enrollment
- 229 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 4
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hennepin County Medical Center
Acute Care Hospitals · Minneapolis, MNAbbott Northwestern Hospital
Acute Care Hospitals · Minneapolis, MNSt Francis Regional Medical Center
Acute Care Hospitals · Shakopee, MNMercy Hospital
Acute Care Hospitals · Coon Rapids, MNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 55407 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.
MINNEAPOLIS, MN 55407
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 Sumanth Ambur's NPI number?
The NPI number for Sumanth Ambur is 1952323917. It was assigned to this individual provider in the NPPES registry on July 25, 2006.
Where is Sumanth Ambur located?
Sumanth Ambur practices at 2925 Chicago Ave, Minneapolis, MN 55407. The listed phone number is (612) 863-4000.
What is Sumanth Ambur's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is Sumanth Ambur enrolled in Medicare?
Yes. Sumanth Ambur 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 Sumanth Ambur's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sumanth Ambur reassigns Medicare benefits to 6 organizations: Allina Health System (Minneapolis, MN), Hennepin Healthcare System, Inc (Minneapolis, MN), Fairview Health Services (Minneapolis, MN), Ridgeview Medical Center (Chanhassen, MN), Minnesota Valley Health Center Inc (Le Sueur, MN) 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 Sumanth Ambur's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Sumanth Ambur affiliated with any hospitals?
According to CMS data, Sumanth Ambur is affiliated with Hennepin County Medical Center, Abbott Northwestern Hospital, St Francis Regional Medical Center and Mercy Hospital.
When was this NPI record last updated?
The NPPES record for Sumanth Ambur was last updated on July 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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. Sumanth Ambur, MD · NPI 1952323917
Critical Care Medicine physician in Minneapolis, Minnesota. Individual provider, active in the CMS NPPES registry since July 25, 2006.
## Identity
- **NPI:** 1952323917 (Entity type: Individual)
- **Enumerated:** July 25, 2006
- **Primary specialty:** Internal Medicine - Critical Care Medicine · taxonomy 207RC0200X
- **State license:** 48818 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 2925 CHICAGO AVE, Minneapolis, MN 55407-1321
- **Phone:** (612) 863-4000 · **Fax:** (763) 236-3026
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Allina Health System (NPI 1598585242, Minneapolis, MN); Hennepin Healthcare System, Inc (NPI 1962914333, Minneapolis, MN); Fairview Health Services (NPI 1316008212, Minneapolis, MN); Ridgeview Medical Center (NPI 1558142869, Chanhassen, MN); Minnesota Valley Health Center Inc (NPI 1215097902, Le Sueur, MN); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Eastern Virginia Medical School, class of 2001
## Record status
- **NPPES last updated:** July 16, 2025
- **Other identifiers:** Medicaid 482433000 (MN)
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Source: [NPI Profile](https://npiprofile.com/npi/1952323917) · Data from the CMS NPPES public registry.