Doctor profile · Federal record

Dr. John Marouk, D.O.

Neurological Surgery Physician (CMS: Neurosurgery) · Tulsa, OK

  • NPI 1427099035
  • Accepts Medicare
  • MIPS 11.0 / 100 · 2023
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2128 S Atlanta Pl
Tulsa, OK 741141771
(918) 583-5131
fax (918) 592-0670
Additional location
6767 S Yale Ave Ste A
Tulsa, OK 741363399
(918) 492-7587
fax (918) 492-4033

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 28, 2025
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207T00000X — NUCC code
State license (1)
Oklahoma #3038
Medicaid
OK #10096350A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427099035. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
534
Distinct HCPCS
10
Medicare allowed
$181,105
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 197 123 $119
99204 New patient office or other outpatient visit, 45-59 minutes 85 85 $152
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 66 32 $75
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 41 41 $123
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 36 16 $113
63048 Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment 24 16 $189
64555 Insertion of peripheral nerve neurostimulator electrode through skin 23 15 $259
64590 Insertion of peripheral or gastric neurostimulator generator 19 18 $75
L8683 Radiofrequency transmitter (external) for use with implantable neurostimulator radiofrequency receiver 17 17 $5,412
63047 Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 15 15 $806

In context: peer comparison

Among 8 peers in this city , average services per provider: 65. This provider delivers 8.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
236
Patients
135
Total drug cost
$3,870
Drug Type Claims Patients Total cost
Tizanidine Hcl Generic 78 40 $1,125
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 51 41 $871
Cyclobenzaprine Hcl Generic 33 25 $951
Gabapentin Generic 32 12 $418
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 21 17 $219
Levetiracetam Generic 21 0 $286

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Marouk's medical specialty?
Dr. John Marouk practices Neurological Surgery Physician in Tulsa, OK.
Where does Dr. John Marouk practice?
Dr. John Marouk practices at 2128 S Atlanta Pl, Tulsa, OK 741141771. Office phone: 9185835131.
What is Dr. John Marouk's NPI?
Dr. John Marouk's National Provider Identifier (NPI) is 1427099035, issued by NPPES.
Does Dr. John Marouk accept Medicare assignment?
Yes. Dr. John Marouk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Marouk commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.