Active NPI 1477539302 Individual Practitioner Male Practitioner

Dr. Michael D Dersam , MD

Orthopaedic Surgery • Phoenix, AZ

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Michael Dersam, MD is a certified Orthopaedic Surgery practicing in Phoenix, AZ. With approximately 30 years of clinical experience since graduating from University Of Arizona College Of Medicine in 1996, Dr. Dersam delivers high-quality medical care to the local community at 2222 E HIGHLAND AVE STE 425.

Dr. Dersam maintains professional affiliations with Honorhealth Ambulatory, Yuma Regional Medical Center and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include injection, dexamethasone sodium phosphate, 1 mg, injection, triamcinolone acetonide, not otherwise specified, 10 mg, aspiration and/or injection of fluid from large joint. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2222 E Highland Ave Ste 425

Phoenix, AZ 850164881

Telephone 6025884040

Fax 6025884034

Associated Practice Facility / Clinic

🏢 Michael J Brennan Md Pc Facility NPI 1588846422

Medicare Profile & Education

Medical School

University Of Arizona College Of Medicine

Graduation Year

1996

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Orthopaedic Surgery in Phoenix, AZ

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

30 Yrs +5.4 yrs vs City Avg

City Avg: 24.6 Yrs

State Avg: 26.8 Yrs

Regional Practice Density

144 Specialists

Practicing in Phoenix, AZ (501 Statewide)

Telehealth Adoption Rate

9.7% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

67.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Dersam (30 Years) 30 Yrs

Phoenix Specialty Average (24.6 Years) 24.6 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
J1100 Injection, dexamethasone sodium phosphate, 1 mg	695	41	$5.00	$0.11
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	504	58	$5.00	$0.95
20610 Aspiration and/or injection of fluid from large joint	103	58	$198.95	$64.36
99213 Established patient office or other outpatient visit, typically 15 minutes	99	66	$255.65	$86.97
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	59	53	$361.93	$118.71
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	48	48	$471.79	$157.72
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	46	46	$317.15	$107.70
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	24	24	$448.65	$125.13
23472 Prosthetic repair of shoulder joint, total shoulder	20	19	$4102.62	$1307.67
27447 Replacement of knee joint, both sides of knee	15	14	$3639.94	$1222.05

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	252	21	$5.00	$1.03
99213 Established patient office or other outpatient visit, typically 15 minutes	82	60	$206.67	$87.33
20610 Aspiration and/or injection of fluid from large joint	62	33	$175.73	$61.52
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	32	32	$425.95	$161.01
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	27	27	$315.63	$104.34
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	23	21	$253.74	$118.24
23472 Prosthetic repair of shoulder joint, total shoulder	13	13	$3514.50	$1399.08
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	12	12	$267.00	$76.67
27447 Replacement of knee joint, both sides of knee	11	11	$3181.98	$1206.86

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	86	52	$146.94	$88.59
20610 Aspiration and/or injection of fluid from large joint	34	21	$122.40	$63.57
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	20	20	$205.30	$108.44
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	15	14	$181.57	$124.73
27447 Replacement of knee joint, both sides of knee	14	13	$2770.29	$1255.65
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	13	13	$329.90	$163.03
99221 Initial hospital inpatient care per day, typically 30 minutes	13	13	$218.15	$97.97
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	13	$273.65	$131.73
99213 Established patient office or other outpatient visit, typically 15 minutes	13	12	$104.69	$65.99
27245 Treatment of broken neck of thigh bone with bone implant	12	12	$2607.84	$1207.39

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	102	61	$147.24	$89.60
20610 Aspiration and/or injection of fluid from large joint	46	19	$125.06	$56.43
73030 X-ray of shoulder, minimum of 2 views	32	18	$58.68	$33.43
73562 X-ray of knee, 3 views	30	24	$72.32	$39.40
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	20	20	$202.00	$110.42
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	19	19	$330.39	$165.29
23472 Prosthetic repair of shoulder joint, total shoulder	14	14	$2975.78	$1439.83
73020 X-ray of shoulder, 1 view	13	11	$46.48	$21.10
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	13	13	$271.00	$124.26
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	12	11	$181.57	$127.59

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	92	62	$156.83	$73.92
20610 Aspiration and/or injection of fluid from large joint	45	23	$139.51	$57.71
73562 X-ray of knee, 3 views	35	28	$74.84	$37.09
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	29	23	$106.07	$43.14
73030 X-ray of shoulder, minimum of 2 views	28	23	$71.23	$31.64
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	23	23	$224.83	$106.26
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	14	14	$224.94	$107.63
73502 X-ray of hip, 2-3 views	14	14	$83.27	$37.29
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	13	13	$330.39	$162.49
27447 Replacement of knee joint, both sides of knee	12	11	$3504.75	$1373.96
23472 Prosthetic repair of shoulder joint, total shoulder	11	11	$3105.16	$1469.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	125	83	$166.98	$73.03
20610 Aspiration and/or injection of fluid from large joint	45	25	$141.35	$55.34
73562 X-ray of knee, 3 views	38	32	$79.17	$35.05
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	32	32	$241.38	$106.37
73030 X-ray of shoulder, minimum of 2 views	24	19	$75.78	$29.61
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	23	20	$113.85	$44.53
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	18	16	$276.02	$107.73
73502 X-ray of hip, 2-3 views	16	12	$98.90	$42.09
27447 Replacement of knee joint, both sides of knee	16	16	$3273.94	$1392.79
23472 Prosthetic repair of shoulder joint, total shoulder	14	13	$3077.44	$1447.73
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	13	13	$330.39	$160.90

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	80	54	$149.44	$69.38
20610 Aspiration and/or injection of fluid from large joint	61	36	$124.15	$52.88
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$339.76	$156.59
99221 Initial hospital inpatient care per day, typically 30 minutes	26	26	$187.58	$91.47
73562 X-ray of knee, 3 views	24	21	$75.21	$33.78
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$237.00	$102.61

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	95	57	$147.34	$69.77
20610 Aspiration and/or injection of fluid from large joint	57	28	$122.40	$50.32
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	37	37	$331.45	$156.82
73562 X-ray of knee, 3 views	32	23	$72.32	$34.14
73030 X-ray of shoulder, minimum of 2 views	16	14	$58.68	$27.69
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	13	13	$89.36	$41.59
27245 Treatment of broken neck of thigh bone with bone implant	11	11	$2935.91	$1060.77

Medical Specialties & State Licenses

CMS Verified: 2026-06-16

Orthopaedic Surgery Primary Specialty

NUCC Taxonomy Code: 207X00000X

State License AZ 30263

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.

Specialist

NUCC Taxonomy Code: 174400000X

State License AZ 30263

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Hospital & Practice Group Affiliations

Yuma Regional Medical Center

2400 S Ave A, Yuma, AZ 853647127

Phone: 9283442000

Yuma Regional Medical Center

2400 S Ave A, Yuma, AZ 853647127

Honorhealth Ambulatory

2222 E Highland Ave, Phoenix, AZ 850164881

Phone: 6026676640

Practice Associates & Co-Workers

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

8 Associated Practitioners

Justin Stevenson

Emergency Medicine - Sports Medicine

NPI 1114450699

Nicole Walker , PA-C

Physician Assistant

NPI 1225118607

Physician Assistant (Certified)

Lynzi Warner , PA-C, AT

Physician Assistant - Medical

NPI 1235687310

Physician Assistant (Certified), AT

Dr. Craig Phelps , DO

Family Medicine

NPI 1366413221

Doctor of Osteopathic Medicine (D.O.)

Steven Gabaldon , PA-C

Physician Assistant

NPI 1386692572

Physician Assistant (Certified)

Amy Erlenbusch , PA

Physician Assistant

NPI 1831142710

Physician Assistant

Career & Practice History Timeline

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

17 Historical Events

📍

Updated Practice Location June 16, 2026

Registered at 2222 E HIGHLAND AVE STE 425, PHOENIX, AZ 850164881 (Tel: 6025884040)

📍

Updated Business Mailing Address June 16, 2026

Registered at 2500 W UTOPIA RD STE 100, PHOENIX, AZ 850274172 (Tel: 6236834463)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) June 16, 2026

Orthopaedic Surgery (License #30263 in AZ)

📍

Updated Practice Location January 23, 2020

Registered at 500 W. THOMAS ROAD, SUITE 850, PHOENIX, AZ 85013 (Tel: 6024062669)

📍

Updated Business Mailing Address January 23, 2020

Registered at 500 W. THOMAS ROAD, SUITE 850, PHOENIX, AZ 85013 (Tel: 6024062665)

👤

Provider Name / Credentials Updated January 23, 2020

Recorded as MICHAEL DERSAM, MD

✅

NPI Profile Active March 16, 2018

NPI status registered as active in NPPES database

📍

Updated Practice Location March 16, 2018

Registered at 2222 E HIGHLAND AVE, SUITE 425, PHOENIX, AZ 850164872 (Tel: 6026676640)

📍

Updated Business Mailing Address March 16, 2018

Registered at 2222 E HIGHLAND AVE, STE 425, PHOENIX, AZ 850164872 (Tel: 6026676640)

👤

Provider Name / Credentials Updated March 16, 2018

Recorded as MICHAEL DERSAM, MD PC

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 16, 2018

Specialist (License #30263 in AZ)

✅

NPI Profile Active April 01, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location April 01, 2013

Registered at 2222 E HIGHLAND AVE, SUITE 425, PHOENIX, AZ 850164872 (Tel: 6026676640)

📍

Updated Business Mailing Address April 01, 2013

Registered at 2222 E HIGHLAND AVE, STE 425, PHOENIX, AZ 850164872 (Tel: 6026676640)

👤

Provider Name / Credentials Updated April 01, 2013

Recorded as MICHAEL DERSAM, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 01, 2013

Specialist (License #30263 in AZ)

🟢

Initial NPI Registration & Enumeration December 22, 2005

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 Dr. Michael Dersam. Be the first to share your experience!

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

NPI Administrative Meta

NPI Number: 1477539302

Entity Type:

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

Enumeration Date: December 22, 2005

Last Update: June 16, 2026

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

2500 W Utopia Rd Ste 100

Phoenix, AZ 850274172

Phone: 6236834463

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.