NPPES file of Aug 9, 2026

Isaac Obiri Karikari, MD

Neurological Surgery Physician · Oklahoma City, OK

Isaac Obiri Karikari, MD is a neurological surgery physician with a practice address in Oklahoma City, Oklahoma, and NPI 1497891717, issued on Jan 30, 2007. Check the license (Oklahoma 38923, 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
1497891717
Name
Isaac Obiri Karikari
Credential
MD
Primary taxonomy
Neurological Surgery Physician 207T00000X
License numbers
38923 OK
2013009353 MO
2014-00912 NC
Self-reported in NPPES; status is on the state search
Practice location
4120 W Memorial RD Ste 205, Oklahoma City, OK 73120
Phone
(405) 749-2992
Enumerated
Jan 30, 2007
Record last updated
Mar 7, 2023
Fax
(405) 936-5445
Medicare enrollment
Enrolled (PECOS I20220324000594); accepts Medicare assignment
Medical or professional school
Duke University School Of Medicine, 2006
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 4120 W Memorial RD Ste 205

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

  1. Iryna Bilga, PAPhysician Assistant1013556075
  2. Jacob McKinney, PAPhysician Assistant1740957315
  3. Richard Smith, M.D.Neurological Surgery Physician1639223449

Verify Isaac Obiri Karikari 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 38923
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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58% fewer Medicare Part D claims than the average neurological surgery physician in 2024

72 Medicare Part D claims for 40 beneficiaries, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D. 40 claims were for opioids.

  1. Isaac Karikari72
  2. Specialty average172

Most prescribed

  1. Oxycodone Hcl23 claims
  2. Mupirocin14 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.

Industry payments in 2024: $11,099.42

27 payments; by number, the most common kind was travel and lodging; the largest payer was Globus Medical, Inc. The 5,377 providers of this specialty with any payment received $14,925.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Isaac Karikari$11,099
  2. Specialty average$14,926

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Mercy Clinic Oklahoma CommunitiesOklahoma City, OK

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

Isaac Obiri Karikari among 99 neurological surgery physician records in Oklahoma

Isaac Obiri Karikari, MD is one of 99 neurological surgery physician records with a practice address in Oklahoma. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 48% of them.

  • NPI issued2007 · 48% of these records are older, 38% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2006 · median 2002 among the 67 with a school on file
  • Record last updated2023 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in Oklahoma

There are 99 neurological surgery physician records in Oklahoma.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Fadi Nasr, MDOklahoma City, OK 731201609918416
  2. Stan Pelofsky, M.D.Oklahoma City, OK 731201003805425
  3. William Reynolds, M.D.Oklahoma City, OK 731201760443857
  4. Richard Smith, M.D.Oklahoma City, OK 731201639223449
  5. Emily Friedman, MDOklahoma City, OK 731121316918873
  6. Matthew Macallister, MDOklahoma City, OK 731121912430430
  7. Stewart Smith, MDOklahoma City, OK 731121316901838
  8. Caple Spence, MDOklahoma City, OK 731121134157340

Common questions

What is Isaac Obiri Karikari, MD's NPI number?

Isaac Obiri Karikari, MD's National Provider Identifier (NPI) is 1497891717, issued on Jan 30, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Isaac Obiri Karikari, MD located?

The NPPES record lists a practice address at 4120 W Memorial RD Ste 205, Oklahoma City, OK, 73120. Phone: (405) 749-2992. Providers update this record themselves, so call before visiting.

How can I verify Isaac Obiri Karikari, MD's license?

NPPES lists Oklahoma license number 38923, 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 Isaac Obiri Karikari, MD prescribe under Medicare Part D?

In 2024, Isaac Obiri Karikari, MD had 72 Medicare Part D claims for 40 beneficiaries; the average among neurological surgery physician prescribers was 172. 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.