Doctor profile · Federal record

Dr. Karol Zakalik, MD

Neurological Surgery Physician (CMS: Neurosurgery) · Royal Oak, MI

  • NPI 1609867985
  • Accepts Medicare
  • 46 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3535 W 13 Mile RD, Ste 504
Royal Oak, MI 48073
(248) 551-3020
fax (248) 551-3019

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
August 26, 2013
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207T00000X — NUCC code
State license (1)
Michigan #4301050230
Medicaid
MI #2769781-10

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609867985. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
487
Distinct HCPCS
7
Medicare allowed
$57,357
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 206 70 $78
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99 23 $120
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 68 60 $171
99214 Established patient office or other outpatient visit, 30-39 minutes 35 28 $126
99205 New patient office or other outpatient visit, 60-74 minutes 30 30 $224
61020 Removal of cerebrospinal fluid from brain for diagnosis 26 11 $102
99285 Emergency department visit with high level of medical decision making 23 22 $175

In context: peer comparison

Among 7 peers in Royal Oak Neurological Surgery Physician, average services per provider: 50. This provider delivers 9.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$705
Transactions
22
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
LivaNova USA, INC. 13 $181.40
Augmedics INC. 1 $141.04
Aesculap, INC. 1 $92.37
Xtant Medical INC 1 $90.25
Stryker Corporation 1 $69.76
DePuy Synthes Sales INC. 1 $50.17
AstraZeneca Pharmaceuticals Lp 1 $30.35
Solventum Corporation 1 $21.18
Theragen, INC. 1 $14.19
Providence Medical Technology, INC. 1 $14.10

By nature of payment

Food and Beverage
$705

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
16
Patients
0
Total drug cost
$670
Drug Type Claims Patients Total cost
Levetiracetam Generic 16 0 $670

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Karol Zakalik's medical specialty?
Dr. Karol Zakalik practices Neurological Surgery Physician in Royal Oak, MI.
Where does Dr. Karol Zakalik practice?
Dr. Karol Zakalik practices at 3535 W 13 Mile RD, Royal Oak, MI 48073. Office phone: 2485513020.
What is Dr. Karol Zakalik's NPI?
Dr. Karol Zakalik's National Provider Identifier (NPI) is 1609867985, issued by NPPES.
Does Dr. Karol Zakalik accept Medicare assignment?
Yes. Dr. Karol Zakalik accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karol Zakalik commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.