DR. ERIK C BARTHOLOMEW MD
NPI 1720344260
Internal Medicine in Madison, WI
About Dr. Erik C Bartholomew Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ERIK C BARTHOLOMEW MD (NPI 1720344260) is an individual internal medicine provider in Madison, Wisconsin, licensed in Wisconsin (73786) and active in the NPI registry since April 2012. He is enrolled in Medicare PECOS, is affiliated with Unitypoint Health - Meriter, and is a graduate of University Of Washington School Of Medicine (2012).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 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
Dr. Erik C Bartholomew 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 Reassignment
Medicare enrollment records show Erik Bartholomew reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Middleton, WI 53562
- Reassigned Medicare billing, Wisconsin enrollment
- 2,832 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 5
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Unitypoint Health - Meriter
Acute Care Hospitals · Madison, WISauk Prairie Hospital
Acute Care Hospitals · Prairie Du Sac, WIUniversity Of Wi Hospitals & Clinics Authority
Acute Care Hospitals · Madison, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53717 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 3
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.
MADISON, WI 53717
MADISON, WI 53717
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 Erik Bartholomew's NPI number?
The NPI number for Erik Bartholomew is 1720344260. It was assigned to this individual provider in the NPPES registry on April 10, 2012.
Where is Erik Bartholomew located?
Erik Bartholomew practices at 451 Junction Rd, Madison, WI 53717. The listed phone number is (608) 265-7550.
What is Erik Bartholomew's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Erik Bartholomew enrolled in Medicare?
Yes. Erik Bartholomew 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 organization bills Medicare for Erik Bartholomew's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Erik Bartholomew reassigns Medicare benefits to University Of Wisconsin Medical Foundation, Inc (Middleton, WI). The 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 Erik Bartholomew's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Erik Bartholomew accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Anthem Blue Cross and Blue Shield, Aspirus Health Plan and Group Health Cooperative-SCW and 3 other insurers list Erik Bartholomew 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 Erik Bartholomew affiliated with any hospitals?
According to CMS data, Erik Bartholomew is affiliated with Unitypoint Health - Meriter, Sauk Prairie Hospital and University Of Wi Hospitals & Clinics Authority.
When was this NPI record last updated?
The NPPES record for Erik Bartholomew was last updated on February 9, 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.
# Dr. Erik C Bartholomew, MD · NPI 1720344260
Internal Medicine physician in Madison, Wisconsin. Individual provider, active in the CMS NPPES registry since April 10, 2012.
## Identity
- **NPI:** 1720344260 (Entity type: Individual)
- **Enumerated:** April 10, 2012
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 73786 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 451 JUNCTION RD, Madison, WI 53717-2656
- **Phone:** (608) 265-7550
## 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:** University Of Wisconsin Medical Foundation, Inc (NPI 1598784555, Middleton, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Washington School Of Medicine, class of 2012
## Record status
- **NPPES last updated:** February 9, 2021
- **Other identifiers:** Other 025998 (CO); Medicaid 65879317 (CO)
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Source: [NPI Profile](https://npiprofile.com/npi/1720344260) · Data from the CMS NPPES public registry.