Doctor profile · Federal record

Dr. Neal Siex, D.O.

Anesthesiology Physician (CMS: Anesthesiology) · Tulsa, OK

  • NPI 1871555912
  • Accepts Medicare
  • MIPS 96.4 / 100 · 2023
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1611 S Utica Ave, Ste 217
Tulsa, OK 741044909
(918) 744-3664
fax (918) 748-7688

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
May 28, 2015
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Oklahoma #3492
Medicaid
OK #100091160A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871555912. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
157
Distinct HCPCS
6
Medicare allowed
$14,527
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 58 56 $113
64415 Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 33 33 $64
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 28 28 $60
64450 Injection of anesthetic agent and/or steroid into other nerve or branch 14 14 $28
00103 Anesthesia for procedure on eyelid 12 12 $188
00140 Anesthesia for other procedure on eye 12 12 $131

In context: peer comparison

Among 34 peers in Tulsa Anesthesiology Physician, average services per provider: 110. This provider delivers 1.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Neal Siex's medical specialty?
Dr. Neal Siex practices Anesthesiology Physician in Tulsa, OK.
Where does Dr. Neal Siex practice?
Dr. Neal Siex practices at 1611 S Utica Ave, Tulsa, OK 741044909. Office phone: 9187443664.
What is Dr. Neal Siex's NPI?
Dr. Neal Siex's National Provider Identifier (NPI) is 1871555912, issued by NPPES.
Does Dr. Neal Siex accept Medicare assignment?
Yes. Dr. Neal Siex accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Neal Siex commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) (HCPCS 64415); Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447). Source: CMS Medicare Physician & Other Practitioners file.