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ALYSSA LYNN JOSEPHSON MD
NPI 1255910683
Pediatrics in New Berlin, WI

Active since April 04, 2021PECOS Enrolled
4855 S MOORLAND RD, NEW BERLIN, WI 53151(262) 432-7599(262) 432-7694 Get Directions Write a Review

NPPES record last updated: March 15, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 20, 2023, Apr 4, 2021 (2 updates tracked since 2021).

About Alyssa Lynn Josephson Md NPPES

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

ALYSSA LYNN JOSEPHSON MD (NPI 1255910683) is an individual pediatrics provider in New Berlin, Wisconsin, licensed in Wisconsin (7772220) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS, maintains a secondary practice location in Milwaukee, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1255910683
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameALYSSA LYNN JOSEPHSONCredential: MD
Location Address4855 S MOORLAND RDNew Berlin, WI 53151-7494
Mailing Address8701 W Watertown Plank RdMilwaukee, WI 53226-3548
Phone(262) 432-7599
Fax(262) 432-7694
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateApril 4, 2021
Last NPPES UpdateMarch 15, 20242 updates tracked since enumeration
NPPES CertifiedMarch 15, 2024
✔ NPI 1255910683 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in WI · 7772220
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
4855 S MOORLAND RD, New Berlin, WI 53151
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Other Names 1

Former Name (1)Alyssa Lynn Tidemann

Secondary Practice Location 1

Location 18701 W Watertown Plank RdMilwaukee, WI 53226-3548 · Phone (414) 955-4575

Other Identifiers 1

Medicaid1255910683WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource (Common Ground Healthcare).Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alyssa Lynn Josephson Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1759755358
PECOS Enrollment IDI20260831002908
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 Alyssa Josephson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Centracare Clinic
322 mi
Multi-Specialty
16830 198TH AVE NW, CENTRACARE CLINIC - BIG LAKE
Big Lake, MN 55309
  • Reassigned Medicare billing, Minnesota enrollment
  • 1,051 clinicians in this Medicare group
NPI 1013104348 (763) 263-7300

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 53151 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
$82.92 typical visit price
range $53.90 – $163.24
Typical copayment $20.73 (range $13.47 – $40.81)
Most-billed visit code 99203
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.

HANNAH MAZUR
Nurse Practitioner (Family)
4855 S MOORLAND RD
NEW BERLIN, WI 53151
Waukesha County (262) 432-7599
MS. JULIE ANN AVERBECK NP
Nurse Practitioner (Pediatrics)
4855 S MOORLAND RD, SUITE 150
NEW BERLIN, WI 53151
Waukesha County (414) 425-5660
SADIA T ANSARI MD
Pediatrics
4855 S MOORLAND RD
NEW BERLIN, WI 53151
Waukesha County (262) 432-7599
DR. OLUBUNMI ABIOLA OLORUNDAMI M.D.
Pediatrics
4855 S MOORLAND RD, URGENT CARE CLINIC - 3RD FLOOR
NEW BERLIN, WI 53151
Waukesha County (262) 432-7599
MRS. AMANDA M KOTOWSKI NP
Nurse Practitioner
4855 S MOORLAND RD, 3RD FLOOR
NEW BERLIN, WI 53151
Waukesha County (262) 432-7599
MRS. MARINETA L SAUNDERSON APN
Nurse Practitioner (Family)
4855 S MOORLAND RD
NEW BERLIN, WI 53151
Waukesha County (262) 432-7599
CHRIS M ZUKOWSKI M.D.
Pediatrics
4855 S MOORLAND RD, SUITE 150
NEW BERLIN, WI 53151
Waukesha County (414) 425-5660
TONY M CHUANG MD
Pediatrics
4855 S MOORLAND RD
NEW BERLIN, WI 53151
Waukesha County (262) 432-7599

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 Alyssa Josephson's NPI number?

The NPI number for Alyssa Josephson is 1255910683. It was assigned to this individual provider in the NPPES registry on April 4, 2021. The provider is also known as Alyssa Lynn Tidemann.

Where is Alyssa Josephson located?

Alyssa Josephson practices at 4855 S Moorland Rd, New Berlin, WI 53151. The listed phone number is (262) 432-7599.

What is Alyssa Josephson's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Alyssa Josephson enrolled in Medicare?

Yes. Alyssa Josephson is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Alyssa Josephson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alyssa Josephson reassigns Medicare benefits to Centracare Clinic (Big Lake, MN). 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 Alyssa Josephson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alyssa Josephson accept?

Health plans from CareSource (Common Ground Healthcare) list Alyssa Josephson 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.

When was this NPI record last updated?

The NPPES record for Alyssa Josephson was last updated on March 15, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.