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KARYN BAUM M.D.
NPI 1548204795
Internal Medicine in Madison, WI

Active since June 16, 2006PECOS Enrolled
202 S PARK ST, MADISON, WI 53715(608) 471-5695(608) 417-5890 Get Directions Write a Review

NPPES record last updated: July 3, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 11, 2025, Sep 3, 2024, Oct 16, 2017 (3 updates tracked since 2017).

About Karyn Baum M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KARYN BAUM M.D. (NPI 1548204795) is an individual internal medicine provider in Madison, Wisconsin, licensed in Wisconsin (86297) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1995).

NPPES Registry Identity

NPI1548204795
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameKARYN BAUMCredential: M.D.
Location Address202 S PARK STMadison, WI 53715-1507
Mailing Address202 S Park StMadison, WI 53715-1507 · (608) 417-6000 · Fax (608) 417-3878
Phone(608) 471-5695
Fax(608) 417-5890
Sole ProprietorNo
Medical School CMSOtherGraduated 1995
Enumeration DateJune 16, 2006
Last NPPES UpdateJuly 3, 20263 updates tracked since enumeration
NPPES CertifiedJuly 3, 2026
✔ NPI 1548204795 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in WI · 86297
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
202 S PARK ST, Madison, WI 53715
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Other Identifiers 10

Medicaid731518000MN
Other04-00123MN · Medica Primary
Medicaid0505487IA
Other07G84BAMN · Bcbs
OtherHP28873MN · Healthpartners
Other122653MN · Ucare
Medicaid32410300WI
Other04-08444MN · Medica Choice
Other1016610MN · Preferred One
Other796309MN · Araz

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Karyn Baum M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1254387244
PECOS Enrollment IDI20250922002578
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Karyn Baum reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Meriter Hospital, Inc.
0.4 mi
Psychiatric Unit
202 S PARK ST
Madison, WI 53715
  • Reassigned Medicare billing, Wisconsin enrollment
  • 164 clinicians in this Medicare group
NPI 1548280225 (608) 417-6000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53715 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$123.69 typical visit price
range $53.90 – $163.24
Typical copayment $30.92 (range $13.47 – $40.81)
Most-billed visit code 99204
Established Patient
$95.41 typical visit price
range $17.40 – $133.76
Typical copayment $23.85 (range $4.35 – $33.44)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

ASHLEY N BERKA NURSE PRACTITIONER
Nurse Practitioner
202 S PARK ST
MADISON, WI 53715
Dane County (608) 417-6667
BROOK INGEBRIGTSON APNP
Nurse Practitioner (Neonatal, Critical Care)
202 S PARK ST
MADISON, WI 53715
Dane County (608) 417-6236
PAUL LADWIG RN
Registered Nurse
202 S PARK ST
MADISON, WI 53715
Dane County (608) 417-6000
DIXITA KAPPELL NP
Nurse Practitioner (Neonatal, Critical Care)
202 S PARK ST
MADISON, WI 53715
Dane County (608) 417-6236
SUSAN R WILHELM PA-C
Physician Assistant (Medical)
202 S PARK ST, MERITER ATRIUM
MADISON, WI 53715
Dane County (608) 417-5970
PETER GERARD PRYDE MD
Anesthesiology
202 S PARK ST, 4 TOWER
MADISON, WI 53715
Dane County (608) 267-6676
SUSAN MENG PT
Physical Therapist
202 S PARK ST
MADISON, WI 53715
Dane County (608) 417-6000
BRIAN DAVID GRIFFITH M.D.
Internal Medicine (Critical Care Medicine)
202 S PARK ST
MADISON, WI 53715
Dane County (608) 417-5950

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 Karyn Baum's NPI number?

The NPI number for Karyn Baum is 1548204795. It was assigned to this individual provider in the NPPES registry on June 16, 2006.

Where is Karyn Baum located?

Karyn Baum practices at 202 S Park St, Madison, WI 53715. The listed phone number is (608) 471-5695.

What is Karyn Baum's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Karyn Baum enrolled in Medicare?

Yes. Karyn Baum is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Karyn Baum's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Karyn Baum reassigns Medicare benefits to Meriter Hospital, Inc. (Madison, 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 Karyn Baum's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Karyn Baum was last updated on July 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.