DR. ISABEL KATARINA NORIAN MD
NPI 1831205863
Psychiatry & Neurology - Psychiatry in Grand Rapids, MI
About Dr. Isabel Katarina Norian Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ISABEL KATARINA NORIAN MD (NPI 1831205863) is an individual psychiatry provider in Grand Rapids, Michigan, licensed in Michigan (4301500985) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS, is affiliated with Spectrum Health, and maintains a secondary practice location in Burlington.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
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. Isabel Katarina Norian 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
2Medicare enrollment records show Isabel Norian reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Grand Rapids, MI 49503
- Reassigned Medicare billing, Michigan enrollment
- 164 clinicians in this Medicare group
Derry, NH 03038
- Reassigned Medicare billing, New Hampshire enrollment
- 35 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 3
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.
Spectrum Health
Acute Care Hospitals · Grand Rapids, MIMercy Health Saint Mary's
Acute Care Hospitals · Grand Rapids, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49503 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.
GRAND RAPIDS, MI 49503
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 Isabel Norian's NPI number?
The NPI number for Isabel Norian is 1831205863. It was assigned to this individual provider in the NPPES registry on August 22, 2006. The provider is also known as Dr. Isabel Katarina Bergman MD.
Where is Isabel Norian located?
Isabel Norian practices at 790 Fuller Ave NE, Grand Rapids, MI 49503. The listed phone number is (616) 336-3765.
What is Isabel Norian's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Isabel Norian enrolled in Medicare?
Yes. Isabel Norian 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 Isabel Norian's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Isabel Norian reassigns Medicare benefits to 2 organizations: Kent County Cmh Authority (Grand Rapids, MI) and Mental Health Center For Southern New Hampshire Inc (Derry, NH). 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 Isabel Norian's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Isabel Norian accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and Priority Health list Isabel Norian 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 Isabel Norian affiliated with any hospitals?
According to CMS data, Isabel Norian is affiliated with Spectrum Health and Mercy Health Saint Mary's.
When was this NPI record last updated?
The NPPES record for Isabel Norian was last updated on February 2, 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. Isabel Katarina Norian, MD · NPI 1831205863
Psychiatry physician in Grand Rapids, Michigan. Individual provider, active in the CMS NPPES registry since August 22, 2006.
## Identity
- **NPI:** 1831205863 (Entity type: Individual)
- **Enumerated:** August 22, 2006
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** 4301500985 (Michigan)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 790 FULLER AVE NE, Grand Rapids, MI 49503
- **Phone:** (616) 336-3765
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Kent County Cmh Authority (NPI 1396404588, Grand Rapids, MI); Mental Health Center For Southern New Hampshire Inc (NPI 1003914466, Derry, NH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2001
## Record status
- **NPPES last updated:** February 2, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1831205863) · Data from the CMS NPPES public registry.