NPPES file of Aug 9, 2026

William Charles Clark, M.D.

Orthopaedic Surgery of the Spine Physician · Tulsa, OK

William Charles Clark, M.D. is an orthopaedic surgery of the spine physician with a practice address in Tulsa, Oklahoma, and NPI 1962455725, issued on May 19, 2006. Check the license (Oklahoma 24842, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1962455725
Name
William Charles Clark
Credential
M.D.
Primary taxonomy
Orthopaedic Surgery of the Spine Physician 207XS0117X
License number
24842 OK
Self-reported in NPPES; status is on the state search
Practice location
2000 S Wheeling Ave Ste 1110, Tulsa, OK 74104
Phone
(918) 301-6018
Enumerated
May 19, 2006
Record last updated
Dec 8, 2023
Fax
(918) 770-0085
Medicaid ID
200081930A OK
Medicare enrollment
Enrolled (PECOS I20060712000261); accepts Medicare assignment
Medical or professional school
University Of Oklahoma College Of Medicine, 2001
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 2000 S Wheeling Ave Ste 1110

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

  1. Sally AlchammatPhysician Assistant1063381069

Verify William Charles Clark 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 24842
    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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7% more Medicare Part D claims than the average orthopaedic surgery of the spine physician in 2024

407 Medicare Part D claims for 121 beneficiaries, against an average of 381 among the 1,714 providers of this specialty who prescribed in Part D. 106 claims were for opioids.

  1. William Clark407
  2. Specialty average381

Most prescribed

  1. Gabapentin98 claims
  2. Celecoxib91 claims
  3. Oxycodone Hcl87 claims
  4. Meloxicam57 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 54.8 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score49.4
  2. Costout of 100 · 30%40.1
  3. Promoting interoperabilityout of 100 · 25%52.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $42.24

2 payments; by number, the most common kind was food and beverage; the largest payer was Globus Medical, Inc. The 1,726 providers of this specialty with any payment received $34,071.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. William Clark$42
  2. Specialty average$34,072

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. St. John Physicians, Inc.Tulsa, OK

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

William Charles Clark among 27 orthopaedic surgery of the spine physician records in Oklahoma

William Charles Clark, M.D. is one of 27 orthopaedic surgery of the spine physician records with a practice address in Oklahoma. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 63% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileYes · 89% of these records are
  • Graduated2001 · median 2003 among the 24 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 207XS0117X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthopaedic Surgery of the Spine Physician providers in Oklahoma

There are 27 orthopaedic surgery of the spine physician records in Oklahoma.

The 8 orthopaedic surgery of the spine physician records with the nearest ZIP codes

  1. Steven Anagnost, M.D.Tulsa, OK 741041407817885
  2. Sami Framjee, M.D.Tulsa, OK 741041033220629
  3. Kris Parchuri, D.O.Tulsa, OK 741331881816197
  4. Jason Sparks, D.O.Tulsa, OK 741331306082631
  5. Alex Detwiler, D.O.Stillwater, OK 740741831519107
  6. Zeeshaan Khan, M.D.Tulsa, OK 741361053520080
  7. Casey Smith, MDTulsa, OK 741361467614396
  8. Kasra Ahmadinia, M.DTulsa, OK 741371831389865

Common questions

What is William Charles Clark, M.D.'s NPI number?

William Charles Clark, M.D.'s National Provider Identifier (NPI) is 1962455725, issued on May 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Charles Clark, M.D. located?

The NPPES record lists a practice address at 2000 S Wheeling Ave Ste 1110, Tulsa, OK, 74104. Phone: (918) 301-6018. Providers update this record themselves, so call before visiting.

How can I verify William Charles Clark, M.D.'s license?

NPPES lists Oklahoma license number 24842, 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 William Charles Clark, M.D. prescribe under Medicare Part D?

In 2024, William Charles Clark, M.D. had 407 Medicare Part D claims for 121 beneficiaries; the average among orthopaedic surgery of the spine physician prescribers was 381. Part D covers Medicare prescriptions only.

What is William Charles Clark, M.D.'s MIPS final score?

The 2023 MIPS final score is 54.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.