Active NPI 1437266962 Individual Practitioner Male Practitioner

Dr. Richard L Kiefer , MD

Surgery • Oshkosh, WI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Richard Kiefer, MD is a certified Surgery practicing in Oshkosh, WI. With approximately 39 years of clinical experience since graduating from Saint Louis University School Of Medicine in 1987, Dr. Kiefer delivers high-quality medical care to the local community at 855 N WESTHAVEN DR.

Dr. Kiefer is affiliated with Aurora Medical Group, Inc. and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service;, biopsy of large bowel using an endoscope. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

855 N Westhaven Dr

Oshkosh, WI 54904

Telephone 9203038700

Fax 9203034128

Associated Practice Facility / Clinic

🏢 Aurora Medical Center Of Oshkosh, Inc Facility NPI 1275578064

Medicare Profile & Education

Medical School

Saint Louis University School Of Medicine

Graduation Year

1987

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Oshkosh, WI

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

39 Yrs +14.7 yrs vs City Avg

City Avg: 24.3 Yrs

State Avg: 25.2 Yrs

Regional Practice Density

14 Specialists

Practicing in Oshkosh, WI (765 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

72.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Kiefer (39 Years) 39 Yrs

Oshkosh Specialty Average (24.3 Years) 24.3 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2022)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	22	22	$313.00	$86.34

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	125	96	$295.00	$88.56
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	32	22	$210.00	$51.18
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or	25	12	$130.00	$32.09
45380 Biopsy of large bowel using an endoscope	15	15	$3180.00	$145.68
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	14	$435.00	$125.76
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	11	11	$800.00	$214.37

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	108	84	$281.00	$72.56
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	31	23	$200.00	$42.56

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	112	86	$265.00	$71.33
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	54	36	$191.00	$43.62
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	19	11	$307.00	$70.57
99202 New patient office or other outpatient visit, typically 20 minutes	18	18	$273.00	$72.52
45380 Biopsy of large bowel using an endoscope	12	12	$2820.00	$167.18
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	12	12	$6020.00	$274.51
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	12	12	$726.00	$199.45
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$389.00	$104.22

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	124	90	$252.00	$69.32
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	57	43	$182.00	$41.00
45380 Biopsy of large bowel using an endoscope	18	18	$2660.00	$155.64
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	18	11	$300.22	$62.04
19301 Partial removal of breast	13	12	$2670.00	$600.74
99201 New patient office or other outpatient visit, typically 10 minutes	11	11	$209.00	$42.38

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	142	96	$240.00	$69.88
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	58	47	$173.05	$41.63
99202 New patient office or other outpatient visit, typically 20 minutes	21	21	$248.00	$71.36
45380 Biopsy of large bowel using an endoscope	16	16	$2503.00	$139.38
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	14	$356.00	$103.20
99354 Prolonged office or other outpatient service first hour	11	11	$529.00	$124.47
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	11	11	$1898.00	$117.50
38525 Biopsy or removal of lymph nodes of under the arm, open procedure	11	11	$4936.00	$223.05
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$352.00	$102.76

Medical Specialties & State Licenses

CMS Verified: 2025-11-10

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License WI 42862

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Surgery

NUCC Taxonomy Code: 208600000X

State License IL 36-091937

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

32170800 (WI)

Hospital & Practice Group Affiliations

Aurora Medical Group, Inc.

1020 N 12th St, Milwaukee, WI 532331308

Phone: 4142193056

Aurora Medical Group, Inc.

855 N Westhaven Dr, Oshkosh, WI 549047668

Phone: 9203038700

Practice Associates & Co-Workers

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

40 Associated Practitioners

Jacqueline Ots , PENDING

Nurse Practitioner

NPI 1003456823

Leah Fynaardt

Physician Assistant

NPI 1003702689

Dr. Zahid Dar , MD

Internal Medicine - Hematology & Oncology

NPI 1003850645

Doctor of Medicine (M.D.)

Xing Kong , NP

Nurse Practitioner

NPI 1003896093

Nurse Practitioner

Michele Osborne , CRNA-MNA

Nurse Anesthetist, Certified Registered

NPI 1013024496

CRNAMNA

Erin Lamers , PT

Physical Therapist

NPI 1013229301

Physical Therapist

Career & Practice History Timeline

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

9 Historical Events

📍

Updated Business Mailing Address November 10, 2025

Registered at PO BOX 735044, CHICAGO, IL 606735044 (Tel: 8003252250)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 10, 2025

Surgery (License #36-091937 in IL)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 01, 2021

Surgery (License #42862 in WI)

✅

NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location July 08, 2007

Registered at 855 N WESTHAVEN DR, OSHKOSH, WI 54904 (Tel: 9203038700)

📍

Updated Business Mailing Address July 08, 2007

Registered at 3301 W FOREST HOME AVE, MILWAUKEE, WI 532152843 (Tel: 4146476326)

👤

Provider Name / Credentials Updated July 08, 2007

Recorded as RICHARD KIEFER, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Surgery (License #42862 in WI)

🟢

Initial NPI Registration & Enumeration August 23, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1437266962

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: August 23, 2006

Last Update: November 10, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 735044

Chicago, IL 606735044

Phone: 8003252250

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.