Active NPI 1417243528 Individual Practitioner Male Practitioner

Dr. Brett Michael Walker , DO

Orthopaedic Surgery • Owosso, MI

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Brett Walker, DO is a certified Orthopaedic Surgery practicing in Owosso, MI. With approximately 15 years of clinical experience since graduating from Michigan State University College Of Osteopathic Medicine in 2011, Dr. Walker delivers high-quality medical care to the local community at 819 N SHIAWASSEE ST STE 200.

Dr. Walker maintains professional affiliations with Munson Healthcare Otsego Memorial Hospital, Munson Medical Center and accepts Medicare assignment.

Frequently performed procedures and clinical services include x-ray of lower and sacral spine, minimum of 4 views, established patient outpatient office visit, new patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

819 N Shiawassee St Ste 200

Owosso, MI 488671601

Telephone 9895412663

Fax 9897233601

Medicare Profile & Education

Medical School

Michigan State University College Of Osteopathic Medicine

Graduation Year

2011

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Orthopaedic Surgery in Owosso, MI

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

15 Yrs -15.0 yrs vs City Avg

City Avg: 30.0 Yrs

State Avg: 24.3 Yrs

Regional Practice Density

6 Specialists

Practicing in Owosso, MI (1014 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

38.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Walker (15 Years) 15 Yrs

Owosso Specialty Average (30.0 Years) 30.0 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
72110 X-ray of lower and sacral spine, minimum of 4 views	19	19	$27.00	$11.89
99213 Established patient office or other outpatient visit, typically 15 minutes	17	16	$94.00	$63.09

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
72110 X-ray of lower and sacral spine, minimum of 4 views	52	52	$27.00	$12.07
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	44	44	$214.00	$128.72
72100 X-ray of lower and sacral spine, 2-3 views	42	25	$19.00	$10.43
99213 Established patient office or other outpatient visit, typically 15 minutes	36	29	$94.00	$63.74
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	35	32	$140.00	$94.03
72070 X-ray of middle spine, 2 views	17	12	$19.00	$9.46
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	13	12	$189.00	$137.94

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
72110 X-ray of lower and sacral spine, minimum of 4 views	81	81	$27.00	$12.49
72100 X-ray of lower and sacral spine, 2-3 views	64	28	$19.00	$10.76
99213 Established patient office or other outpatient visit, typically 15 minutes	54	45	$94.00	$65.61
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	39	39	$144.23	$82.33
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	37	35	$140.00	$95.95
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	37	37	$214.00	$132.81
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	29	27	$189.00	$142.98
72050 X-ray of upper spine, 4 or 5 views	27	27	$27.00	$13.11
72070 X-ray of middle spine, 2 views	16	11	$19.00	$9.74

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
72110 X-ray of lower and sacral spine, minimum of 4 views	39	39	$29.23	$13.00
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	33	33	$124.64	$86.40
99213 Established patient office or other outpatient visit, typically 15 minutes	24	22	$94.79	$68.74
72100 X-ray of lower and sacral spine, 2-3 views	16	15	$18.37	$11.27
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	14	$125.14	$102.23
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	14	14	$203.29	$141.69

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	39	33	$76.15	$52.60
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	31	30	$110.97	$80.09
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$233.93	$138.47
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	21	21	$134.71	$80.26
72110 X-ray of lower and sacral spine, minimum of 4 views	16	16	$33.28	$13.74

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	105	105	$188.05	$124.71
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	76	62	$109.88	$76.42
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	47	45	$153.34	$108.61
99213 Established patient office or other outpatient visit, typically 15 minutes	36	31	$74.00	$50.00
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	32	29	$6697.35	$607.09
63048 Partial removal of spine bone with release of spinal cord and/or nerves	21	14	$1473.97	$194.25
22633 Fusion of spine in lower back with partial removal of spine bone and disc	19	19	$5377.32	$1775.10
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	16	12	$476.37	$238.09
22612 Fusion of spine in lower back	15	15	$6684.90	$1540.33
63267 Removal of growth of lower spine bone outside spine membrane	15	13	$6928.65	$961.61
22840 Placement of stabilizing device to back of 1 spine bone in neck	14	14	$3022.17	$772.42
22614 Fusion of additional segment of spine	13	11	$1340.22	$382.11

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	75	75	$190.79	$125.56
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	69	55	$114.48	$76.53
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	45	45	$108.07	$75.32
99213 Established patient office or other outpatient visit, typically 15 minutes	42	36	$74.57	$50.23
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	23	22	$6582.16	$663.72
22633 Fusion of spine in lower back with partial removal of spine bone and disc	16	14	$5310.24	$1744.97
22853 Insertion of cage or mesh device to spine bone and disc space during spine fusion	16	12	$444.38	$242.67
22840 Placement of stabilizing device to back of 1 spine bone in neck	12	11	$2979.60	$739.95

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
22614 Fusion of additional segment of spine	79	18	$294.79	$69.46
99213 Established patient office or other outpatient visit, typically 15 minutes	52	47	$110.90	$52.80
63048 Partial removal of spine bone with release of spinal cord and/or nerves	30	14	$202.67	$41.15
63047 Partial removal of middle spine bone with release of spinal cord and/or nerves	15	14	$1106.00	$154.35
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$167.10	$79.62
22843 Placement of stabilizing device to back, 7-12 spine bone segments	11	11	$897.97	$136.25
22600 Fusion of spine in neck by posterior approach	11	11	$899.80	$118.57

Medical Specialties & State Licenses

CMS Verified: 2026-03-04

Orthopaedic Surgery Primary Specialty

NUCC Taxonomy Code: 207X00000X

State License MI 5101019210

An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

Orthopaedic Surgery - Orthopaedic Surgery of the Spine

NUCC Taxonomy Code: 207XS0117X

State License MI FW3427944

Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, orthopaedic surgeons of the spine deal with the evaluation and nonoperative and operative treatment of the full spectrum of primary spinal disorders including trauma, degenerative, deformity, tumor, and reconstructive.

Orthopaedic Surgery - Orthopaedic Surgery of the Spine

NUCC Taxonomy Code: 207XS0117X

State License MI 5101019210

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

1417243528 (MI)

Hospital & Practice Group Affiliations

Munson Healthcare Otsego Memorial Hospital

1619 Anderson Rd, Petoskey, MI 497709256

Phone: 2314176000

Munson Medical Center

8881 M, Harbor Springs, MI 497409816

Phone: 2319355880

Secondary Practice Locations

2585 W Houghton Lake Dr

Prudenville, MI 486519624

Phone: 9893662900

14695 Park Ave Ste A

Charlevoix, MI 497201920

Phone: 2315472812

2147 Professional Dr

Gaylord, MI 497350003

Phone: 9897321753

8881 M 119

Harbor Springs, MI 497409816

Phone: 2319355880

1619 Anderson Rd

Petoskey, MI 497709256

Phone: 2314176090

Practice Associates & Co-Workers

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

12 Associated Practitioners

Michael Smith , PA-C

Physician Assistant

NPI 1003918855

Physician Assistant (Certified)

Allison Blaksmith , PA-C

Physician Assistant

NPI 1093901878

Physician Assistant (Certified)

Julie Horak , PT

Physical Therapist

NPI 1174685168

Physical Therapist

Dr. Gary Branch , DO

Physical Medicine & Rehabilitation

NPI 1205894557

Doctor of Osteopathic Medicine (D.O.)

Dr. Joseph Palazeti , DO

Orthopaedic Surgery

NPI 1245298694

Doctor of Osteopathic Medicine (D.O.)

Dr. Rory Cocks , DPM

Podiatrist - Foot & Ankle Surgery

NPI 1265938799

Doctor of Podiatric Medicine

Career & Practice History Timeline

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

18 Historical Events

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 04, 2026

Orthopaedic Surgery (License #FW3427944 in MI)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 02, 2025

Orthopaedic Surgery (License #5101019210 in MI)

📍

Updated Practice Location June 03, 2022

Registered at 819 N SHIAWASSEE ST STE 200, OWOSSO, MI 488671601 (Tel: 9895412663)

📍

Updated Business Mailing Address June 03, 2022

Registered at 819 N SHIAWASSEE ST STE 200, OWOSSO, MI 488671601 (Tel: 9895412663)

📍

Updated Practice Location October 03, 2021

Registered at 818 W KING ST STE LL, OWOSSO, MI 48867 (Tel: 9897297780)

📍

Updated Business Mailing Address October 03, 2021

Registered at 818 W KING ST STE LL, OWOSSO, MI 48867 (Tel: 9897297780)

👤

Provider Name / Credentials Updated October 03, 2021

Recorded as BRETT WALKER, DO

✅

NPI Profile Active October 27, 2017

NPI status registered as active in NPPES database

📍

Updated Practice Location October 27, 2017

Registered at 4 COLUMBUS AVE STE 160, BAY CITY, MI 487086478 (Tel: 9893932777)

📍

Updated Business Mailing Address October 27, 2017

Registered at 4 COLUMBUS AVE STE 160, BAY CITY, MI 487086478 (Tel: 9893932777)

👤

Provider Name / Credentials Updated October 27, 2017

Recorded as BRETT WALKER, D.O

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 27, 2017

Orthopaedic Surgery (License #FW3427944 in MI)

✅

NPI Profile Active August 14, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location August 14, 2016

Registered at 908 JEFFERSON ST, SEATTLE, WA 981042433 (Tel: 2067449340)

📍

Updated Business Mailing Address August 14, 2016

Registered at PO BOX 50095, SEATTLE, WA 981455095 (Tel: 2065436420)

👤

Provider Name / Credentials Updated August 14, 2016

Recorded as BRETT WALKER, D.O

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) August 14, 2016

Orthopaedic Surgery (License #OP60637977 in WA)

🟢

Initial NPI Registration & Enumeration June 27, 2011

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: 1417243528

Entity Type:

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

Enumeration Date: June 27, 2011

Last Update: March 04, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

819 N Shiawassee St Ste 200

Owosso, MI 488671601

Phone: 9895412663

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.