Mark R. Davies, MD
Orthopaedic Surgery Physician · San Jose, CA
Mark R. Davies, MD is an orthopaedic surgery physician with a practice address in San Jose, California, and NPI 1609952126, issued on Oct 27, 2006. Check the license (California A68804, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mark R. Davies
- Credential
- MD
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- A68804 CA
Self-reported in NPPES; status is on the state search - Practice location
- 260 International Cir, San Jose, CA 95119
- Phone
- (408) 972-7000
- Enumerated
- Oct 27, 2006
- Record last updated
- Dec 8, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 00A688040 CA
- Medicare enrollment
- Enrolled (PECOS I20041019001003); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 1997
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 2,276 in California → Look up another NPI →
Also registered at 260 International Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Catherine Allen, N.P.Obstetrics & Gynecology Nurse Practitioner1487746772
- Thomas Alloggiamento, MDCardiovascular Disease Physician1881770386
Verify Mark R. Davies in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A68804Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
52 Medicare Part D claims for 29 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. 26 claims were for opioids.
Most prescribed
- Oxycodone Hcl26 claims
- Ibuprofen15 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
- Permanente Medical Group IncSanta Clara, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark R. Davies among 2,276 orthopaedic surgery physician records in California
Mark R. Davies, MD is one of 2,276 orthopaedic surgery physician records with a practice address in California. 74% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 46% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1997 · median 2003 among the 1,347 with a school on file
- Record last updated2021 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery Physician providers in California
There are 2,276 orthopaedic surgery physician records in California.
All 2,276 in California → Every provider in San Jose → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Anthony Abene, MDSan Jose, CA 951191457437964
- Margaret Cheng, MDSan Jose, CA 951191235215765
- Scott Crow, M.D.San Jose, CA 951191205067824
- Mari Escay, MDSan Jose, CA 951191083786800
- Christian Foglar, M.D.San Jose, CA 951191780689406
- John Fortune, MDSan Jose, CA 951191497831994
- David Godley, MDSan Jose, CA 951191962588483
- Joseph Matthews, MDSan Jose, CA 951191326124827
Common questions
What is Mark R. Davies, MD's NPI number?
Mark R. Davies, MD's National Provider Identifier (NPI) is 1609952126, issued on Oct 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark R. Davies, MD located?
The NPPES record lists a practice address at 260 International Cir, San Jose, CA, 95119. Phone: (408) 972-7000. Providers update this record themselves, so call before visiting.
How can I verify Mark R. Davies, MD's license?
NPPES lists California license number A68804, 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 Mark R. Davies, MD prescribe under Medicare Part D?
In 2024, Mark R. Davies, MD had 52 Medicare Part D claims for 29 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. 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.