Robert Green Watkins, M.D.
Orthopaedic Surgery of the Spine Physician · Marina Del Rey, CA
Robert Green Watkins, M.D. is an orthopaedic surgery of the spine physician with a practice address in Marina Del Rey, California, and NPI 1336288992, issued on Feb 6, 2007. Check the license (California A71307, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Robert Green Watkins
- Credential
- M.D.
- Primary taxonomy
- Orthopaedic Surgery of the Spine Physician 207XS0117X
- License number
- A71307 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4640 Admiralty Way, Marina Del Rey, CA 90292
- Phone
- (310) 448-7890
- Enumerated
- Feb 6, 2007
- Record last updated
- Jun 10, 2014 (not updated in 12 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery of the spine physician records → All 314 in California → Look up another NPI →
Also registered at 4640 Admiralty Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mahua Biswas, MDVascular & Interventional Radiology Physician1932153731
- Katherine Boswell, MFTMarriage & Family Therapist1114178852
- David Chang, M.D.Orthopaedic Surgery of the Spine Physician1467575472
- Tina Crowe, MSWClinical Social Worker1760528053
- Mari Davies, PHDClinical Neuropsychologist1104198514
Verify Robert Green Watkins in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A71307Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
66% fewer Medicare Part D claims than the average orthopaedic surgery of the spine physician in 2024
131 Medicare Part D claims for 69 beneficiaries, against an average of 381 among the 1,714 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 22 claims were for opioids.
Most prescribed
- Gabapentin48 claims
- Methylprednisolone25 claims
- Tramadol Hcl13 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): 30.4 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: $1,074.78
8 payments; by number, the most common kind was royalty or license; the largest payer was Xtant 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Robert Green Watkins among 314 orthopaedic surgery of the spine physician records in California
Robert Green Watkins, M.D. is one of 314 orthopaedic surgery of the spine physician records with a practice address in California. 87% 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 47% of them.
- NPI issued2007 · 47% of these records are older, 39% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileNo · 72% of these records are
- Record last updated2014 · 57% 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 California 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 California
There are 314 orthopaedic surgery of the spine physician records in California.
All 314 in California → Every provider in Marina Del Rey → Orthopaedic Surgery of the Spine Physician nationwide →
The 8 orthopaedic surgery of the spine physician records with the nearest ZIP codes
- Neil Bhamb, M.D.Marina Del Rey, CA 902921629235791
- Gideon Blumstein, MD, MSMarina Del Rey, CA 902921164819207
- David Chang, M.D.Marina Del Rey, CA 902921467575472
- Sanjay Khurana, M.D.Marina Del Rey, CA 902921831145937
- Grant Shifflett, M.D.Marina Del Rey, CA 902921932423456
- Robert Watkins, M.D.Marina Del Rey, CA 902921952440505
- Edward Kolpin, D.O.Pacific Palisades, CA 902721154362432
- Pranay Patel, M.D.Manhattan Beach, CA 902661134477565
Common questions
What is Robert Green Watkins, M.D.'s NPI number?
Robert Green Watkins, M.D.'s National Provider Identifier (NPI) is 1336288992, issued on Feb 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Robert Green Watkins, M.D. located?
The NPPES record lists a practice address at 4640 Admiralty Way, Marina Del Rey, CA, 90292. Phone: (310) 448-7890. Providers update this record themselves, so call before visiting.
How can I verify Robert Green Watkins, M.D.'s license?
NPPES lists California license number A71307, 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 Robert Green Watkins, M.D. prescribe under Medicare Part D?
In 2024, Robert Green Watkins, M.D. had 131 Medicare Part D claims for 69 beneficiaries; the average among orthopaedic surgery of the spine physician prescribers was 381. Part D covers Medicare prescriptions only.
What is Robert Green Watkins, M.D.'s MIPS final score?
The 2023 MIPS final score is 30.4 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.