Randolph Bryant Cook, MD
Orthopaedic Surgery Physician · Arroyo Grande, CA
Randolph Bryant Cook, MD is an orthopaedic surgery physician with a practice address in Arroyo Grande, California, and NPI 1740254192, issued on Feb 14, 2006. Check the license (California G89412, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Randolph Bryant Cook
- Credential
- MD
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- G89412 CA
Self-reported in NPPES; status is on the state search - Practice location
- 850 Fair Oaks Ave Ste 100, Arroyo Grande, CA 93420
- Phone
- (805) 473-0700
- Enumerated
- Feb 14, 2006
- Record last updated
- Nov 2, 2023
- Fax
- (805) 473-5931
- Medicare enrollment
- Enrolled (PECOS I20140826001007); accepts Medicare assignment
- Medical or professional school
- University Of Virginia School Of Medicine, 1989
- Entity
- Type 1 · individual
Also registered at 850 Fair Oaks Ave Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Randolph Bryant Cook in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G89412Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
108 Medicare Part D claims for 53 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 33 claims were for opioids.
Most prescribed
- Nabumetone36 claims
- Oxycodone Hcl20 claims
- Meloxicam13 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 MIPS final score for 2023 (Medicare payment program): 96.5 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $53.61
2 payments; by number, the most common kind was food and beverage; the largest payer was Zimmer Biomet Holdings, Inc. The 15,003 providers of this specialty with any payment received $23,022.89 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Pacific Central Coast Health CentersSanta Maria, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
5 orthopaedic surgery physician records list a practice address in Arroyo Grande
They are 5 of the 462 NPPES records with a practice address in Arroyo Grande, and 2,276 orthopaedic surgery physician records in California.
All 5 in Arroyo Grande → All 2,276 in California → Every provider in Arroyo Grande →
Other orthopaedic surgery physician records in California
- Karim Abdollahi, M.D.Laguna Beach, CA1942240403
- Michael Abdulian, MDGlendale, CA1649469628
- Hussein Abdulrassoul, MDRiverside, CA1972123891
- Douglas Abeles, MDCastro Valley, CA1508961582
- Anthony Abene, MDSan Jose, CA1457437964
- Torgom Abraamyan, M.D.Van Nuys, CA1013370410
- Monther AbuhantashSan Francisco, CA1447041512
- Joshua Acebo, MDPalo Alto, CA1396373734
- Daniel Acevedo, M.D.Thousand Oaks, CA1184856122
- John Adams, MDLos Angeles, CA1215914114
Common questions
What is Randolph Bryant Cook, MD's NPI number?
Randolph Bryant Cook, MD's National Provider Identifier (NPI) is 1740254192, issued on Feb 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Randolph Bryant Cook, MD located?
The NPPES record lists a practice address at 850 Fair Oaks Ave Ste 100, Arroyo Grande, CA, 93420. Phone: (805) 473-0700. Providers update this record themselves, so call before visiting.
How can I verify Randolph Bryant Cook, MD's license?
NPPES lists California license number G89412, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Randolph Bryant Cook, MD prescribe under Medicare Part D?
In 2024, Randolph Bryant Cook, MD had 108 Medicare Part D claims for 53 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.
What is Randolph Bryant Cook, MD's MIPS final score?
The 2023 MIPS final score is 96.5 of 100. 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.