1. Home
  2. Directory
  3. Wisconsin
  4. Milwaukee
  5. Anesthesiology
  6. NPI Profile

DR. ROBERT JOSEPH ZIMMANCK M.D.
NPI 1821230483
Anesthesiology in Milwaukee, WI

Active since March 29, 2009PECOS EnrolledAccepts Medicare Assignment
8701 W WATERTOWN PLANK RD, MILWAUKEE, WI 53226(414) 805-3000 Get Directions Write a Review

NPPES record last updated: November 24, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Nov 24, 2025, Nov 29, 2021 (2 updates tracked since 2021).

About Dr. Robert Joseph Zimmanck M.d. NPPES

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

DR. ROBERT JOSEPH ZIMMANCK M.D. (NPI 1821230483) is an individual anesthesiology provider in Milwaukee, Wisconsin, licensed in Wisconsin (55000-20) and active in the NPI registry since March 2009. He is enrolled in Medicare PECOS, is affiliated with Aurora St Lukes Medical Center, and is a graduate of Medical College Of Wisconsin (2009).

NPPES Registry Identity

NPI1821230483
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. ROBERT JOSEPH ZIMMANCKCredential: M.D.
Location Address8701 W WATERTOWN PLANK RDMilwaukee, WI 53226-3548
Mailing AddressPo Box 735044Chicago, IL 60673-5044 · (800) 326-2250
Phone(414) 805-3000
Sole ProprietorNo
Medical School CMSMedical College Of WisconsinGraduated 2009
Enumeration DateMarch 29, 2009
Last NPPES UpdateNovember 24, 20252 updates tracked since enumeration
NPPES CertifiedNovember 24, 2025
✔ NPI 1821230483 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in WI · 55000-20
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
8701 W WATERTOWN PLANK RD, Milwaukee, WI 53226
Open in Google Maps ↗

Other Identifiers 1

Medicaid100026776WI

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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Robert Joseph Zimmanck M.d. 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 ID6103068382
PECOS Enrollment IDI20130819000347
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.

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Aurora St Lukes Medical Center

Acute Care Hospitals · Milwaukee, WI
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520138
Location2900 W Oklahoma AveMilwaukee, WI 53215 · Milwaukee County
Emergency services Birthing friendly

Aurora Medical Center Kenosha

Acute Care Hospitals · Kenosha, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520189
Location10400 75th StKenosha, WI 53142 · Kenosha County
Emergency services Birthing friendly

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.

DR. JAMES VAUGHAN M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
8701 W WATERTOWN PLANK RD
MILWAUKEE, WI 53226
Milwaukee County (414) 456-8296
DR. JACLYN VANDERWAL MD
Student in an Organized Health Care Education/Training Program
8701 W WATERTOWN PLANK RD
MILWAUKEE, WI 53226
Milwaukee County (414) 955-1833
DR. KEONA CHILDS M.D.
Emergency Medicine
8701 W WATERTOWN PLANK RD, MEDICAL COLLEGE OF WISCONSIN AFFILIATED HOSPITALS
MILWAUKEE, WI 53226
Milwaukee County (414) 955-4575
SAMIH THALJI
Student in an Organized Health Care Education/Training Program
8701 W WATERTOWN PLANK RD
MILWAUKEE, WI 53226
Milwaukee County (414) 955-4575
JAMES BENJAMIN MORONEY MD
Radiology (Vascular & Interventional Radiology)
8701 W WATERTOWN PLANK RD
MILWAUKEE, WI 53226
Milwaukee County (414) 456-6800
JORDAN ROBERT HANRAHAN
Student in an Organized Health Care Education/Training Program
8701 W WATERTOWN PLANK RD
MILWAUKEE, WI 53226
Milwaukee County (414) 955-4582
VERONICA QUINTERN PUJOL MD
Internal Medicine
8701 W WATERTOWN PLANK RD
MILWAUKEE, WI 53226
Milwaukee County (414) 955-8218
SARAH J LECAPITAINE MD
Student in an Organized Health Care Education/Training Program
8701 W WATERTOWN PLANK RD
WAUWATOSA, WI 53226
Milwaukee County (414) 955-8296

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 Robert Zimmanck's NPI number?

The NPI number for Robert Zimmanck is 1821230483. It was assigned to this individual provider in the NPPES registry on March 29, 2009.

Where is Robert Zimmanck located?

Robert Zimmanck practices at 8701 W Watertown Plank Rd, Milwaukee, WI 53226. The listed phone number is (414) 805-3000.

What is Robert Zimmanck's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Robert Zimmanck enrolled in Medicare?

Yes. Robert Zimmanck 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 Robert Zimmanck accept?

Health plans from CareSource (Common Ground Healthcare) list Robert Zimmanck 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 Robert Zimmanck affiliated with any hospitals?

According to CMS data, Robert Zimmanck is affiliated with Aurora St Lukes Medical Center and Aurora Medical Center Kenosha.

When was this NPI record last updated?

The NPPES record for Robert Zimmanck was last updated on November 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.