1. Home
  2. Directory
  3. Wisconsin
  4. Madison
  5. Physician Assistant
  6. NPI Profile

ALYSSA L. O'BRIEN PA-C
NPI 1922591742
Physician Assistant - Surgical in Madison, WI

Active since June 07, 2018PECOS EnrolledAccepts Medicare Assignment
600 HIGHLAND AVE, MADISON, WI 53792(608) 263-7502 Get Directions Write a Review

NPPES record last updated: March 15, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 19, 2021, Mar 5, 2019, Oct 25, 2018 (3 updates tracked since 2018).

About Alyssa L. O'brien Pa-c NPPES

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

ALYSSA L. O'BRIEN PA-C (NPI 1922591742) is an individual surgical provider in Madison, Wisconsin, licensed in Wisconsin (4374-23) and active in the NPI registry since June 2018. She is enrolled in Medicare PECOS, maintains 7 additional practice locations, and is a graduate of University Of Wisconsin School Of Medicine (2018).

NPPES Registry Identity

NPI1922591742
Entity TypeIndividualFemale
Primary Taxonomy363AS0400X
Provider Legal NameALYSSA L. O'BRIENCredential: PA-C
Location Address600 HIGHLAND AVEMadison, WI 53792
Mailing Address7974 Uw Health CtMiddleton, WI 53562-5531
Phone(608) 263-7502
Sole ProprietorNo
Medical School CMSUniversity Of Wisconsin School Of MedicineGraduated 2018
Enumeration DateJune 7, 2018
Last NPPES UpdateMarch 15, 20223 updates tracked since enumeration
NPPES CertifiedMarch 15, 2022
✔ NPI 1922591742 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician Assistant · SurgicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AS0400X
License✔ Licensed in WI · 4374-23
Also ListedPhysician AssistantTaxonomy 363A00000X · License 4374-23 (WI)
600 HIGHLAND AVE, Madison, WI 53792
Open in Google Maps ↗

Other Names 1

Former Name (1)Alyssa Bulman

Secondary Practice Locations 7

Location 13200 Pleasant Valley RdWest Bend, WI 53095-9274 · Phone (414) 290-6720 · Fax (414) 290-6755
Location 22323 N Lake DrMilwaukee, WI 53211-4508 · Phone (414) 290-6720 · Fax (414) 290-6755
Location 313111 N Port Washington RdMequon, WI 53097-2416 · Phone (414) 290-6720 · Fax (414) 290-6755
Location 4W180N8085 Town Hall RdMenomonee Falls, WI 53051-3518 · Phone (414) 290-6720 · Fax (414) 290-6755
Location 52061 Cheyenne CtGrafton, WI 53024-9368 · Phone (414) 290-6720 · Fax (414) 290-6755
Location 6375 W River Woods PkwyGlendale, WI 53212-1080 · Phone (414) 290-6720 · Fax (414) 290-6755
Location 7401 Tyanna CtCottage Grove, WI 53527-9331 · Phone (608) 513-1210

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Group Health Cooperative-SCW.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Alyssa L. O'brien Pa-c 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.

PECOS PAC ID4880948587
PECOS Enrollment IDI20181115002585
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.

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.

JASON ALAN CHRISTENSEN PHARMD
Pharmacist
600 HIGHLAND AVE, COMPLIANCE MAIL CODE 2433
MADISON, WI 53792
Dane County (608) 662-0817
LAURA JEAN KOPPLIN MD, PHD
Ophthalmology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-6070
HAGGI MAZEH MD
Surgery
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 265-8072
DR. SWAPNIL SUNIL LANJEWAR M.D.
Internal Medicine (Infectious Disease)
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-0946
DR. MATTHEW JAMES HOYT M.D.
Anesthesiology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8100
VANESSA MERCEDES WELTEN MD MPH
Transplant Surgery
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (617) 732-5500
JOHN HENRY NORMAN HARRISON
Anesthesiology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8100
PIPPA FROUKTE COSPER MD
Radiology (Radiation Oncology)
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8500

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 O'brien's NPI number?

The NPI number for Alyssa O'brien is 1922591742. It was assigned to this individual provider in the NPPES registry on June 7, 2018. The provider is also known as Alyssa Bulman.

Where is Alyssa O'brien located?

Alyssa O'brien practices at 600 Highland Ave, Madison, WI 53792. The listed phone number is (608) 263-7502.

What is Alyssa O'brien's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Surgical, with taxonomy code 363AS0400X.

Is Alyssa O'brien enrolled in Medicare?

Yes. Alyssa O'brien 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.

What insurance does Alyssa O'brien accept?

Health plans from Group Health Cooperative-SCW list Alyssa O'brien 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 O'brien was last updated on March 15, 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.