DR. FREDERICK IAN BERG D.O.
NPI 1972815348
Urology in Kalamazoo, MI
About Dr. Frederick Ian Berg D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. FREDERICK IAN BERG D.O. (NPI 1972815348) is an individual urology provider in Kalamazoo, Michigan, licensed in Michigan (5101018622) and active in the NPI registry since July 2010. He is enrolled in Medicare PECOS, is affiliated with Lakeland Hospital, St Joseph, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 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
Dr. Frederick Ian Berg D.o. 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 Frederick Berg reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Kalamazoo, MI 49048
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Ascension Medical Group Promed
- 465 clinicians in this Medicare group
Kalamazoo, MI 49007
- Reassigned Medicare billing, Michigan enrollment
- 1,133 clinicians in this Medicare group
Niles, MI 49120
- Reassigned Medicare billing, Michigan enrollment
- 724 clinicians in this Medicare group
Saint Joseph, MI 49085
- Reassigned Medicare billing, Michigan enrollment
- 249 clinicians in this Medicare group
Petoskey, MI 49770
- Reassigned Medicare billing, Michigan enrollment
- 149 clinicians in this Medicare group
Princeton, WV 24740
- Reassigned Medicare billing, West Virginia enrollment
- 280 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 7
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.
Lakeland Hospital, St Joseph
Acute Care Hospitals · St Joseph, MICorewell Health Watervliet Hospital
Acute Care Hospitals · Watervliet, MIBorgess Medical Center
Acute Care Hospitals · Kalamazoo, MIAscension Borgess Lee Hospital
Critical Access Hospitals · Dowagiac, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49048 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 8
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 13
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Frederick Berg's NPI number?
The NPI number for Frederick Berg is 1972815348. It was assigned to this individual provider in the NPPES registry on July 13, 2010.
Where is Frederick Berg located?
Frederick Berg practices at 1701 Gull Rd, Kalamazoo, MI 49048. The listed phone number is (269) 633-2510.
What is Frederick Berg's specialty?
The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.
Is Frederick Berg enrolled in Medicare?
Yes. Frederick Berg 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 Frederick Berg's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Frederick Berg reassigns Medicare benefits to 6 organizations: Promed Healthcare (Kalamazoo, MI), Bronson Methodist Hospital (Kalamazoo, MI), Lakeland Medical Practices (Niles, MI), Lakeland Hospitals At Niles And St Joseph, Inc (Saint Joseph, MI), Mclaren Northern Michigan (Petoskey, MI) 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 Frederick Berg's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Frederick Berg accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 2 other insurers list Frederick Berg 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 Frederick Berg affiliated with any hospitals?
According to CMS data, Frederick Berg is affiliated with Lakeland Hospital, St Joseph, Corewell Health Watervliet Hospital, Borgess Medical Center and Ascension Borgess Lee Hospital.
When was this NPI record last updated?
The NPPES record for Frederick Berg was last updated on August 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.