NPPES file of Aug 9, 2026

Siavash Nael, M.D.

Behavioral Neurology & Neuropsychiatry Physician · Oklahoma City, OK

Siavash Nael, M.D. is a behavioral neurology & neuropsychiatry physician with a practice address in Oklahoma City, Oklahoma, and NPI 1902809353, issued on May 31, 2005. Check the license (Oklahoma 12064, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1902809353
Name
Siavash Nael
Credential
M.D.
Primary taxonomy
Behavioral Neurology & Neuropsychiatry Physician 2084B0040X
License number
12064 OK
Self-reported in NPPES; status is on the state search
Practice location
4720 S Western Ave, Oklahoma City, OK 73109
Phone
(405) 634-5529
Enumerated
May 31, 2005
Record last updated
Sep 13, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(405) 636-1673
Medicaid ID
100038930A OK
Medicare enrollment
Enrolled (PECOS I20110404000351); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4720 S Western Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mary Carey, PHD, RN, CNSPsychiatric/Mental Health Clinical Nurse Specialist1669471181
  2. Mary Anne Secrist, MS, RN, CNSPsychiatric/Mental Health Clinical Nurse Specialist1962401653

Verify Siavash Nael in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
    Search for license 12064
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Oklahoma license search

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40% more Medicare Part D claims than the average behavioral neurology & neuropsychiatry physician in 2024

1,155 Medicare Part D claims for 60 beneficiaries, against an average of 823 among the 148 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Siavash Nael1,155
  2. Specialty average823

Most prescribed

  1. Duloxetine Hcl85 claims
  2. Sertraline Hcl58 claims
  3. Bupropion Hcl Sr56 claims
  4. Trazodone Hcl55 claims
  5. Olanzapine52 claims
  6. Venlafaxine Hcl Er50 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Absentee Shawnee Tribal Health Authority, IncNorman, OK

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Behavioral Neurology & Neuropsychiatry Physician providers in Oklahoma

There are 4 behavioral neurology & neuropsychiatry physician records in Oklahoma.

Other behavioral neurology & neuropsychiatry physician records in Oklahoma

  1. Jeffrey Craig, MDOklahoma City, OK1053594655
  2. Raven NeatherlinIdabel, OK1548960222
  3. Ruth Seaman, MDTulsa, OK1821066051

Common questions

What is Siavash Nael, M.D.'s NPI number?

Siavash Nael, M.D.'s National Provider Identifier (NPI) is 1902809353, issued on May 31, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Siavash Nael, M.D. located?

The NPPES record lists a practice address at 4720 S Western Ave, Oklahoma City, OK, 73109. Phone: (405) 634-5529. Providers update this record themselves, so call before visiting.

How can I verify Siavash Nael, M.D.'s license?

NPPES lists Oklahoma license number 12064, as entered by the provider. Search the Oklahoma Board of Medical Licensure and Supervision at https://www.okmedicalboard.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Siavash Nael, M.D. prescribe under Medicare Part D?

In 2024, Siavash Nael, M.D. had 1,155 Medicare Part D claims for 60 beneficiaries; the average among behavioral neurology & neuropsychiatry physician prescribers was 823. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.