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DR. CHARLES EDWARD ALLEN JR. M.D.
NPI 1871804336
Family Medicine in Oconomowoc, WI

Active since June 29, 2010PECOS EnrolledAccepts Medicare Assignment
1185 CORPORATE CENTER DR, STE 175, OCONOMOWOC, WI 53066(262) 928-8400 Get Directions Write a Review

NPPES record last updated: March 4, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Charles Edward Allen Jr. M.d. NPPES

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

DR. CHARLES EDWARD ALLEN JR. M.D. (NPI 1871804336) is an individual family medicine provider in Oconomowoc, Wisconsin, licensed in Wisconsin (61157-020) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS, is affiliated with Waukesha Memorial Hospital, and is a graduate of University Of Louisville School Of Medicine (2009).

NPPES Registry Identity

NPI1871804336
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. CHARLES EDWARD ALLEN JR.Credential: M.D.
Location Address1185 CORPORATE CENTER DR, STE 175Oconomowoc, WI 53066-4887
Mailing Address1185 Corporate Center Dr, Ste 175Oconomowoc, WI 53066-4887 · (262) 928-8400
Phone(262) 928-8400
Sole ProprietorNo
Medical School CMSUniversity Of Louisville School Of MedicineGraduated 2009
Enumeration DateJune 29, 2010
Last NPPES UpdateMarch 4, 2016
✔ NPI 1871804336 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in WI · 61157-020
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
1185 CORPORATE CENTER DR, Oconomowoc, WI 53066
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Other Identifiers 1

Medicare PINK400229839WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Charles Edward Allen Jr. 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 ID9739315086
PECOS Enrollment IDI20131115000984
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 Charles Allen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Prohealth Medical Group Inc
2.1 mi
Family Medicine
820 SUMMIT AVE
Oconomowoc, WI 53066
  • Reassigned Medicare billing, Wisconsin enrollment
  • 528 clinicians in this Medicare group
NPI 1386897965 (262) 567-0223

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 9

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
174 services166 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
42 services42 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
40 services40 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
36 services36 patients
Detection test by immunoassay with direct visual observation for influenza virus 87804
This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.
28 services14 patients
Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 87426
An immunoassay test for severe acute respiratory syndrome coronavirus is a diagnostic tool. It uses your body's immune response to detect the presence of the virus. It involves taking a sample, usually from your nose or throat, which is then analyzed in a lab for signs of the virus.
23 services23 patients

Hospital Affiliations CMS Care Compare

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

Waukesha Memorial Hospital

Acute Care Hospitals · Waukesha, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520008
Location725 American AveWaukesha, WI 53188 · Waukesha County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53066 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.

ALISHA F MELL OT
Occupational Therapist
1185 CORPORATE CENTER DR, SUITE 155
OCONOMOWOC, WI 53066
Waukesha County (262) 567-5385
SARAH JEAN SANFORD-SMITH MSN FNP-C
Nurse Practitioner (Family)
1185 CORPORATE CENTER DR
OCONOMOWOC, WI 53066
Waukesha County (262) 928-8400
BRETT A. LINZER M.D.
Internal Medicine
1185 CORPORATE CENTER DR, PROHEALTH CARE MEDICAL ASSOCIATES, INC.
OCONOMOWOC, WI 53066
Waukesha County (262) 928-8400
FIRAS GHANEM M.D.
Internal Medicine (Cardiovascular Disease)
1185 CORPORATE CENTER DR
OCONOMOWOC, WI 53066
Waukesha County (262) 928-8800
LAKE COUNTRY ENDOSCOPY CENTER, LLC
Clinic/Center (Ambulatory Surgical)
1185 CORPORATE CENTER DR, SUITE 125
OCONOMOWOC, WI 53066
Waukesha County (414) 454-0600
LAUREN S OLSON APRN
Nurse Practitioner (Family)
1185 CORPORATE CENTER DR
OCONOMOWOC, WI 53066
Waukesha County (262) 928-8484
JOAN ELIZABETH SHELLEY N.P.
Nurse Practitioner (Adult Health)
1185 CORPORATE CENTER DR, SUITE 300
OCONOMOWOC, WI 53066
Waukesha County (262) 567-5190
JAMES MITCHELL POWELL DC
Chiropractor
1185 CORPORATE CENTER DR
OCONOMOWOC, WI 53066
Waukesha County (262) 928-8411

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 Charles Allen's NPI number?

The NPI number for Charles Allen is 1871804336. It was assigned to this individual provider in the NPPES registry on June 29, 2010.

Where is Charles Allen located?

Charles Allen practices at 1185 Corporate Center Dr Ste 175, Oconomowoc, WI 53066. The listed phone number is (262) 928-8400.

What is Charles Allen's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Charles Allen enrolled in Medicare?

Yes. Charles Allen 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.

Which organization bills Medicare for Charles Allen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Charles Allen reassigns Medicare benefits to Prohealth Medical Group Inc (Oconomowoc, WI). 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 Charles Allen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Charles Allen accept?

Health plans from UnitedHealthcare list Charles Allen 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 Charles Allen affiliated with any hospitals?

According to CMS data, Charles Allen is affiliated with Waukesha Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Charles Allen was last updated on March 4, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.