Doctor profile · Federal record

Dr. Michael Brennan, MD PC

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Phoenix, AZ

  • NPI 1396714762
  • Accepts Medicare
  • 47 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2222 E Highland Ave, # 425
Phoenix, AZ 850164872
(602) 667-6640
fax (602) 667-3191

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
May 24, 2011
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
Arizona #21272
Medicaid
AZ #125436

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396714762. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,043
Distinct HCPCS
10
Medicare allowed
$160,660
HCPCS Description Services Patients Avg allowed
J1100 Injection, dexamethasone sodium phosphate, 1 mg 1,080 90 $0
99213 Established patient office or other outpatient visit, 20-29 minutes 422 270 $87
20610 Aspiration and/or injection of fluid from large joint 184 142 $63
99203 New patient office or other outpatient visit, 30-44 minutes 166 166 $106
27447 Replacement of knee joint, both sides of knee 43 40 $1,223
20985 Computer-assisted surgery for muscle and bone procedure 38 38 $136
99204 New patient office or other outpatient visit, 45-59 minutes 35 35 $158
J7324 Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose 25 16 $114
99214 Established patient office or other outpatient visit, 30-39 minutes 21 21 $124
27130 Replacement of thigh bone and hip joint with prosthesis 15 14 $1,243

In context: peer comparison

Among 32 peers in Phoenix Orthopaedic Surgery Physician, average services per provider: 230. This provider delivers 8.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$527
Transactions
5
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Stryker Corporation 4 $506.85
Vericel Corporation 1 $19.95

By nature of payment

Food and Beverage
$393
Travel and Lodging
$134

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
123
Patients
90
Total drug cost
$793
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 38 22 $258
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 33 19 $267
Amoxicillin Generic 20 19 $50
Ondansetron Odt (Ondansetron) Brand 18 17 $182
Tramadol Hcl Generic 14 13 $36

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Brennan's medical specialty?
Dr. Michael Brennan practices Orthopaedic Surgery Physician in Phoenix, AZ.
Where does Dr. Michael Brennan practice?
Dr. Michael Brennan practices at 2222 E Highland Ave, Phoenix, AZ 850164872. Office phone: 6026676640.
What is Dr. Michael Brennan's NPI?
Dr. Michael Brennan's National Provider Identifier (NPI) is 1396714762, issued by NPPES.
Does Dr. Michael Brennan accept Medicare assignment?
Yes. Dr. Michael Brennan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Brennan commonly perform?
Top Medicare-reported procedures in 2023: Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Established patient office or other outpatient visit (HCPCS 99213); Aspiration and/or injection of fluid from large joint (HCPCS 20610). Source: CMS Medicare Physician & Other Practitioners file.