Doctor profile · Federal record

Dr. Michael Karsy, MD

Neurological Surgery Physician (CMS: Neurosurgery) · Ann Arbor, MI

  • NPI 1972845345
  • Accepts Medicare
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1500 E Medical Center Dr
Ann Arbor, MI 481095000
(734) 936-4000
Additional location
1650 Huntingdon Pike Ste 261
Meadowbrook, PA 190468008
(844) 464-6387
fax (215) 239-3037
Additional location
545 N River St
Wilkes Barre, PA 187022600
(570) 706-2620
Mailing address
3621 S State St
Ann Arbor, MI 481081633

Credentials & registration

NPPES · NUCC
NPI registered
March 2013 — 13 yrs on file
Profile last updated
July 29, 2024
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207T00000X — NUCC code
State license (1)
Michigan #4301511846

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972845345. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
408
Distinct HCPCS
10
Medicare allowed
$66,236
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 81 67 $83
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 78 75 $137
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 45 44 $182
99213 Established patient office or other outpatient visit, 20-29 minutes 37 28 $96
99204 New patient office or other outpatient visit, 45-59 minutes 34 34 $172
22614 Fusion of additional segment of spine 33 13 $366
99203 New patient office or other outpatient visit, 30-44 minutes 25 25 $119
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 25 23 $125
99214 Established patient office or other outpatient visit, 30-39 minutes 23 19 $132
G0407 Follow-up inpatient consultation, intermediate, physicians typically spend 25 minutes communicating with the patient via telehealth 14 14 $76

In context: peer comparison

Among 11 peers in Ann Arbor Neurological Surgery Physician, average services per provider: 29. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,559
Transactions
22
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 15 $2,027.44
Globus Medical, INC. 4 $321.39
DePuy Synthes Sales INC. 2 $192.40
Orthofix Medical, INC. 1 $17.31

By nature of payment

Travel and Lodging
$1,560
Food and Beverage
$998

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
13
Patients
0
Total drug cost
$156
Drug Type Claims Patients Total cost
Gabapentin Generic 13 0 $156

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Karsy's medical specialty?
Dr. Michael Karsy practices Neurological Surgery Physician in Ann Arbor, MI.
Where does Dr. Michael Karsy practice?
Dr. Michael Karsy practices at 1500 E Medical Center Dr, Ann Arbor, MI 481095000. Office phone: 7349364000.
What is Dr. Michael Karsy's NPI?
Dr. Michael Karsy's National Provider Identifier (NPI) is 1972845345, issued by NPPES.
Does Dr. Michael Karsy accept Medicare assignment?
Yes. Dr. Michael Karsy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Karsy commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.