Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1992727259 Individual Practitioner Female Practitioner

Mary Margaret Keller , APNP

Nurse Practitioner • Milwaukee, WI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Mary Keller, APNP is a certified Nurse Practitioner practicing in Milwaukee, WI. With approximately 40 years of clinical experience since completing medical education in 1986, Mary Keller delivers high-quality medical care to the local community at 2901 W KINNICKINNIC RIVER PKWY STE 413.

Mary Keller is affiliated with Milwaukee Nephrologists Sc and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, hemodialysis procedure with physician evaluation. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2901 W Kinnickinnic River Pkwy Ste 413

Milwaukee, WI 532153660

Telephone 4143837744
Fax 4143838089
Associated Practice Facility / Clinic
🏢 Milwaukee Nephrologists, S.c. Facility NPI 1982763405

Medicare Profile & Education

Medical School

Other

Graduation Year

1986

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Milwaukee, WI

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
40 Yrs +29.9 yrs vs City Avg
City Avg: 10.1 Yrs
State Avg: 12.1 Yrs
Regional Practice Density
698 Specialists

Practicing in Milwaukee, WI (4030 Statewide)

Telehealth Adoption Rate
16.9% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
72.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Keller (40 Years) 40 Yrs
Milwaukee Specialty Average (10.1 Years) 10.1 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
176 69 $140.00 $61.37
90935 Hemodialysis procedure with physician evaluation
123 23 $293.00 $55.79

Medical Specialties & State Licenses

CMS Verified: 2019-12-09
Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License WI 1968

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
43985900 (WI)

Hospital & Practice Group Affiliations

Milwaukee Nephrologists Sc

2901 W Kinnickinnic River Pkwy, Milwaukee, WI 532153660

Phone: 4142598917

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

17 Associated Practitioners
Dr. Zain Javed , MD

Internal Medicine - Nephrology

NPI 1134614415

Doctor of Medicine (M.D.)

Dr. Andrew Olafsson , MD

Internal Medicine - Nephrology

NPI 1144279332

Doctor of Medicine (M.D.)

Dr. Kevin Tucker , MD

Internal Medicine - Nephrology

NPI 1295809036

Doctor of Medicine (M.D.)

Robert Zilke , APNP

Nurse Practitioner

NPI 1336436484

Advanced Practice Nurse Prescriber

Tracy Karas , RN

Registered Nurse

NPI 1356360523

Registered Nurse

Dr. Manohar Ahuja , MD

Internal Medicine - Nephrology

NPI 1467426064

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

7 Historical Events
📍
Updated Practice Location December 20, 2018

Registered at 2901 W KINNICKINNIC RIVER PKWY STE 413, MILWAUKEE, WI 532153660 (Tel: 4143837744)

NPI Profile Active November 07, 2009

NPI status registered as active in NPPES database

📍
Updated Practice Location November 07, 2009

Registered at 2901 W KINNICKINNIC RIVER PKWY, SUITE 405, MILWAUKEE, WI 532153677 (Tel: 4143837744)

📍
Updated Business Mailing Address November 07, 2009

Registered at 2514 S 102ND ST, SUITE 120, WEST ALLIS, WI 532272142 (Tel: 4147775200)

👤
Provider Name / Credentials Updated November 07, 2009

Recorded as MARY KELLER, APNP

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) November 07, 2009

Nurse Practitioner (License #1968 in WI)

🟢
Initial NPI Registration & Enumeration July 24, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews
No patient reviews submitted yet for Mary Keller. Be the first to share your experience!

Sign in to leave a review for Mary Keller

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1992727259
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 24, 2006
Last Update: December 09, 2019
Sole Proprietor: No

Mailing Address

2514 S 102nd St, Suite 120

West Allis, WI 532272142

Phone: 4147775200

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.