ROBERT J HALLOCK M.D.
NPI 1043265804
Emergency Medicine in Milwaukee, WI

Active since May 23, 2006PECOS EnrolledAccepts Medicare Assignment
111 E WISCONSIN AVE, SUITE 2000, MILWAUKEE, WI 53202(414) 290-6720(414) 290-6755 Get Directions Write a Review

NPPES record last updated: May 8, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Robert J Hallock M.d. NPPES

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

ROBERT J HALLOCK M.D. (NPI 1043265804) is an individual emergency medicine provider in Milwaukee, Wisconsin, licensed in Maryland (D75037) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Methodist Hospital, and maintains 6 additional practice locations.

NPPES Registry Identity

NPI1043265804
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameROBERT J HALLOCKCredential: M.D.
Location Address111 E WISCONSIN AVE, SUITE 2000Milwaukee, WI 53202-4815
Mailing Address111 E Wisconsin Ave, Suite 2000Milwaukee, WI 53202-4815 · (414) 290-6720 · Fax (414) 290-6755
Fax(414) 290-6755
Sole ProprietorNo
Medical School CMSUniversity Of Connecticut School Of MedicineGraduated 1999
Enumeration DateMay 23, 2006
Last NPPES UpdateMay 8, 2020
NPPES CertifiedMay 8, 2020
NPI 1043265804 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses Licensed in MD · D75037 Licensed in IL · 035105392 Licensed in WI · 44713-020 Licensed in WV · 26624
Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

111 E WISCONSIN AVE, Milwaukee, WI 53202

Secondary Practice Locations 6

Location 12661 County Highway IChippewa Falls, WI 54729-5407 · Phone (715) 723-1811
Location 2900 W Clairemont AveEau Claire, WI 54701-6122 · Phone (715) 717-4121
Location 323789 Garrett HwyMc Henry, MD 21541-1338 · Phone (240) 488-4139
Location 41050 W Industrial Blvd Ste 17Cumberland, MD 21502-4331 · Phone (240) 964-9300
Location 510701 New Georges Creek Rd SWFrostburg, MD 21532-1457 · Phone (301) 689-3229
Location 645 Hunt Club DrRidgeley, WV 26753-7567 · Phone (304) 726-4501

Other Identifiers 5

Other930118424IL · Medicare Railroad
OtherP00012889WI · Medicare Railroad
Medicaid036105392IL
Medicaid34602500WI
OtherP00043244IL · Medicare Railroad

Accepted 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

Robert J Hallock 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 ID3173521580
PECOS Enrollment IDI20070516000154, I20241025003223
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.

Areas of Expertise CMS Part B claims 4

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
64 services63 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
38 services38 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
36 services35 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
16 services16 patients

Hospital Affiliations CMS Care Compare 2

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

Methodist Hospital

Acute Care Hospitals · San Antonio, TX
4/5 CMS rating
OwnershipProprietary
CMS Certification Number450388
Location7700 Floyd Curl DrSan Antonio, TX 78229 · Bexar County
Emergency services Birthing friendly

Ascension NE Wisconsin - St Elizabeth Campus

Acute Care Hospitals · Appleton, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520009
Location1506 S Oneida StAppleton, WI 54915 · Outagamie County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53202 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.

Emergency Medicine
111 E WISCONSIN AVE, SUITE 2000
MILWAUKEE, WI 53202
Nurse Practitioner
111 E WISCONSIN AVE, SUITE 2000
MILWAUKEE, WI 53202
Radiology (Diagnostic Radiology)
111 E WISCONSIN AVE
MILWAUKEE, WI 53202
Emergency Medicine
111 E WISCONSIN AVE
MILWAUKEE, WI 53202
Physician Assistant
111 E WISCONSIN AVE
MILWAUKEE, WI 53202
Nurse Anesthetist, Certified Registered
111 E WISCONSIN AVE, SUITE 2000
MILWAUKEE, WI 53202
Emergency Medicine
111 E WISCONSIN AVE, SUITE 2000
MILWAUKEE, WI 53202
Emergency Medicine
111 E WISCONSIN AVE
MILWAUKEE, WI 53202

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 Hallock's NPI number?

The NPI number for Robert Hallock is 1043265804. It was assigned to this individual provider in the NPPES registry on May 23, 2006.

Where is Robert Hallock located?

Robert Hallock practices at 111 E Wisconsin Ave Suite 2000, Milwaukee, WI 53202. The listed phone number is (414) 290-6720.

What is Robert Hallock's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Robert Hallock enrolled in Medicare?

Yes. Robert Hallock 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 Hallock accept?

Health plans from Blue Cross and Blue Shield of Texas, Medica, Molina Healthcare, Oscar Insurance Company and UnitedHealthcare list Robert Hallock 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 Hallock affiliated with any hospitals?

According to CMS data, Robert Hallock is affiliated with Methodist Hospital and Ascension NE Wisconsin - St Elizabeth Campus.

When was this NPI record last updated?

The NPPES record for Robert Hallock was last updated on May 8, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.