DR. GREG JAMES GERBER (MD) – Family Medicine Physician, NPI 1831204916

DR. GREG JAMES GERBER (MD) is a healthcare provider. based in Milwaukee, Wisconsin. specializing in Family Medicine Physician. They hold the professional credentials MD. They hold a License No. 23056 (WI). The NPI Number for DR. GREG JAMES GERBER (MD) is 1831204916

Main info

Male
47 Years Of Experience
Accepts Medicare Assignment
Name
DR. GREG JAMES GERBER (MD)
NPI
1831204916
Phone
(414) 647-6326
Address
3301 W FOREST HOME AVE
Enumeration Date
20 August 2006
Last Update Date
7 March 2023

Doctor Profile

Medical School Name
UNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Secondary Phone
2627412000
Graduation Year
1979 (47 years ago)
PAC ID
0941194666
Group Practice PAC ID
6709794258
Professional Enrollment ID
I20100623000155

Contacts

FHIR Endpoint
https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/
Secure Messaging
ggerber40972@direct.myadvocateaurora.org
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience62
Completeness85
Years active:19State licenses:1Other namesUpdated within 12 months

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Provider Addresses for DR. GREG JAMES GERBER (MD)

  • West Forest Home Avenue, Southgate, Milwaukee, Milwaukee County, Wisconsin, 53215, United States

    MILWAUKEE, WI 532152843

    Phone: (414) 647-6326

    Fax: (414) 671-8860

    Type: Mailing

  • 146, East Geneva Square, Lake Geneva, Walworth County, Wisconsin, 53147, United States

    LAKE GENEVA, WI 53147

    Phone: (262) 249-5000

    Fax: (262) 249-7107

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 53215)

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Provider's Procedures

DR. GREG JAMES GERBER (MD) performs procedures in Family Medicine Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
FAMILY MEDICINEWI90670Pneumococcal vaccine for injection into muscle109109

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 6709794258View full group profile

Reviews

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Frequently asked questions

How is DR. GREG JAMES GERBER (MD) identified in CMS data?
CMS-hosted NPPES data lists DR. GREG JAMES GERBER (MD) with NPI 1831204916.
Is DR. GREG JAMES GERBER (MD) still practicing?
DR. GREG JAMES GERBER (MD) is currently listed as active in the public NPI registry.
What is DR. GREG JAMES GERBER (MD) best known for clinically?
Directory data describes DR. GREG JAMES GERBER (MD) with Family Medicine Physician. Clinical services aligned with this taxonomy classification.
Where should I expect DR. GREG JAMES GERBER (MD) on a map?
Expect Milwaukee, Wisconsin as a primary anchor for DR. GREG JAMES GERBER (MD) unless the record lists multiple sites.
Why does DR. GREG JAMES GERBER (MD) have multiple addresses?
2 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

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