Katherine Dewitt Cook, DO
Internal Medicine Physician · Tulsa, OK
Katherine Dewitt Cook, DO is an internal medicine physician with a practice address in Tulsa, Oklahoma, and NPI 1821253410, issued on Jul 23, 2008. Check the license (Oklahoma 4629, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.
- Name
- Katherine Dewitt Cook
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 4629 OK
Self-reported in NPPES; status is on the state search - Practice location
- 717 S Houston Ave Ste 304, Tulsa, OK 74127
- Phone
- (918) 382-5064
- Enumerated
- Jul 23, 2008
- Record last updated
- Jun 12, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (918) 382-3589
- Medicaid ID
- 200244790A OK
- Medicare enrollment
- Enrolled (PECOS I20100913001152); accepts Medicare assignment
- Medical or professional school
- Oklahoma State University College Of Osteopathic Medicine, 2007
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,115 in Oklahoma → Look up another NPI →
Also registered at 717 S Houston Ave Ste 304
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Courtney Abernathy, PA-CMedical Physician Assistant1750716809
- Justin Chronister, D.O.Internal Medicine Physician1720248529
- Stacy Chronister, D.O.Internal Medicine Physician1194987750
- Michael Games, DOStudent in an Organized Health Care Education/Training Program1124888235
- Ashni Gregory, DOStudent in an Organized Health Care Education/Training Program1912692716
- Amy Harrison, P.A.Physician Assistant1467782094
Verify Katherine Dewitt Cook in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
Search for license 4629Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average internal medicine physician in 2024
269 Medicare Part D claims for 100 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of claims.
Most prescribed
- Atorvastatin Calcium20 claims
- Pantoprazole Sodium12 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): 86.9 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Oklahoma State UniversityTulsa, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Dewitt Cook among 1,115 internal medicine physician records in Oklahoma
Katherine Dewitt Cook, DO is one of 1,115 internal medicine physician records with a practice address in Oklahoma. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 50% of them.
- NPI issued2008 · 50% of these records are older, 46% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2007 · median 2007 among the 653 with a school on file
- Record last updated2019 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
307 internal medicine physician records list a practice address in Tulsa
They are 307 of the 18,643 NPPES records with a practice address in Tulsa, and 1,115 internal medicine physician records in Oklahoma.
All 1,115 in Oklahoma → Every provider in Tulsa → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- David Alcorn, DOTulsa, OK 741271063952562
- Damon Baker, DOTulsa, OK 741271124096573
- Justin Chronister, D.O.Tulsa, OK 741271720248529
- Stacy Chronister, D.O.Tulsa, OK 741271194987750
- Zachary Griffin, DOTulsa, OK 741271922685049
- Leonard LacefieldTulsa, OK 741271447590088
- Maria Ramos, D.O.Tulsa, OK 741271184853186
- Paul Rock, D.O.Tulsa, OK 741271053371682
Common questions
What is Katherine Dewitt Cook, DO's NPI number?
Katherine Dewitt Cook, DO's National Provider Identifier (NPI) is 1821253410, issued on Jul 23, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Dewitt Cook, DO located?
The NPPES record lists a practice address at 717 S Houston Ave Ste 304, Tulsa, OK, 74127. Phone: (918) 382-5064. Providers update this record themselves, so call before visiting.
How can I verify Katherine Dewitt Cook, DO's license?
NPPES lists Oklahoma license number 4629, 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 Katherine Dewitt Cook, DO prescribe under Medicare Part D?
In 2024, Katherine Dewitt Cook, DO had 269 Medicare Part D claims for 100 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Katherine Dewitt Cook, DO's MIPS final score?
The 2023 MIPS final score is 86.9 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.