NPPES file of Aug 9, 2026

Djani Mensah Robertson

Orthopaedic Surgery Physician · San Diego, CA

Djani Mensah Robertson is an orthopaedic surgery physician with a practice address in San Diego, California, and NPI 1902426968, issued on Apr 20, 2020. Check the license (California A200429, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1902426968
Name
Djani Mensah Robertson
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License numbers
A200429 CA
345099 NY
Self-reported in NPPES; status is on the state search
Practice location
6190 Cornerstone CT E Ste 212, San Diego, CA 92121
Phone
(858) 246-6305
Enumerated
Apr 20, 2020
Record last updated
Jul 24, 2026
Fax
(833) 660-7845
Medicare enrollment
Enrolled (PECOS I20250619001016); accepts Medicare assignment
Medical or professional school
University Of Southern California Keck School Of Medicine, 2020
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 6190 Cornerstone CT E Ste 212

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

  1. Obiajulu AghaOrthopaedic Surgery Physician1871120113
  2. Ryan Glynn, MDNeurological Surgery Physician1093202129
  3. Yusef Jordan, MDOrthopaedic Surgery of the Spine Physician1326501180
  4. Nicole Record, D.O.Orthopaedic Surgery of the Spine Physician1659713725

Verify Djani Mensah Robertson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A200429
    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 California 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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92% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024

28 Medicare Part D claims for 15 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D.

  1. Djani Robertson28
  2. Specialty average346

Most prescribed

  1. Ibuprofen12 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

  1. San Diego Center For Spinal Disorders Medical Group, Inc.San Diego, CA

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

Djani Mensah Robertson among 2,276 orthopaedic surgery physician records in California

Djani Mensah Robertson 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 2020, is newer than 94% of them.

  • NPI issued2020 · 94% of these records are older, 3% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2020 · median 2003 among the 1,347 with a school on file
  • Record last updated2026 · 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.

The 8 orthopaedic surgery physician records with the nearest ZIP codes

  1. Obiajulu AghaSan Diego, CA 921211871120113
  2. Daniel Brereton, D.O.San Diego, CA 921211487093951
  3. Sean GaoSan Diego, CA 921211063944270
  4. John Grotting, M.D.San Diego, CA 921211376838680
  5. James McClurg, M.D.San Diego, CA 921211306817895
  6. James Moitoza, M.D.San Diego, CA 921211538153747
  7. Lan Nguyen, D.O.San Diego, CA 921211184785016
  8. David Petersen, MDSan Diego, CA 921211750363149

Common questions

What is Djani Mensah Robertson's NPI number?

Djani Mensah Robertson's National Provider Identifier (NPI) is 1902426968, issued on Apr 20, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Djani Mensah Robertson located?

The NPPES record lists a practice address at 6190 Cornerstone CT E Ste 212, San Diego, CA, 92121. Phone: (858) 246-6305. Providers update this record themselves, so call before visiting.

How can I verify Djani Mensah Robertson's license?

NPPES lists California license number A200429, 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 Djani Mensah Robertson prescribe under Medicare Part D?

In 2024, Djani Mensah Robertson had 28 Medicare Part D claims for 15 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.