Dr. David Eirin Oji, MD

  • Stanford, CA
  • Orthopaedic foot and ankle surgery physician
NPI1952504771PAC ID3173757077
Medicare services, 2024
456
Medicare patients, 2024
307
Part D claims, 2024
28
Publications
5
Clinical trials
1
Practice address
300 Pasteur Drive, Stanford, CA 94305
Practice phone
Call (650) 723-4000
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Stanford Hospital at 300 Pasteur Drive

Hospital · Stanford, California

See all 4 affiliations

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Dr. David Eirin Oji is an orthopaedic foot and ankle surgery physician in Stanford, California

Dr. Oji practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.

Dr. Oji's NPI, 1952504771, was assigned on June 8, 2007. Dr. Oji graduated from Cleveland Medical College, Homeopathic in 2007. Dr. Oji holds California license A126459.

NPI and contact details
Medicare PAC ID
3173757077
NPI enumeration date
June 8, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(650) 723-4000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
45
Medical school graduation
2007

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. David Eirin Oji practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Dr. Oji's primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.

Source: Dmand AI Affiliation Data

Dr. David Eirin Oji is affiliated with 3 sites of care and 1 medical group

Dr. Oji's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Oji to 1 more hospital and 1 group practice or clinic, each named with a free account. Dr. Oji's employer is on file too: a hospital.

See all 4 affiliations for Dr. Oji

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. David Eirin Oji's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Oji practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Stanford Hospital at 300 Pasteur DriveAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. David Eirin Oji is one of 60 orthopaedic foots and ankle surgery physicians in California

Foot and ankle surgery is Dr. Oji's primary specialty in the NPI Registry, under taxonomy code 207XX0004X. Dr. Oji is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dr. Oji is licensed in California.

Specialties and state licenses

  • Orthopaedic foot and ankle surgery, CaliforniaPrimaryLicense A126459 · 2013 to 2026 · taxonomy 207XX0004X

Clinical focus

Dmand AI lists ankle or foot injury, ankle replacement, arthritis, broken or dislocated ankle/ or foot, enthesopathy in foot or ankle, joint pain, knee injury and leg, ankle or foot fracture among the conditions Dr. Oji treats.

Orthopaedic foots and ankle surgery physicians near Dr. Oji

Counts of orthopaedic foots and ankle surgery physicians with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. David Eirin Oji billed Medicare for 456 services in 2024

CMS data shows 456 Medicare services from Dr. Oji across 5 procedure codes in 2024, for 307 Medicare patients. Medicare paid $41,410 for them.

Medicare services, 2024456
Medicare patients307
Paid by Medicare$41,410
Procedure codes5

Dr. Oji's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 4382024: 4243%
Imaging
2023: 452024: 3229%
Other services
2023: 212024: 0100%
Surgery
2023: 142024: 0100%

Where Dr. Oji's Medicare services took place, 2024

  • In an office44096%
  • In a facility164%

Dr. Oji compared with the California median for orthopaedic foots and ankle surgery physicians, 2024

  • Dr. Oji
  • California median
Medicare services
456vs 79543% below
Medicare patients
307vs 312Close to median
Part D claims
20vs 5765% below

Medians across 56 orthopaedic foots and ankle surgery physicians in California with Dmand AI profiles that report each measure.

Dr. Oji's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Oji

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Oji and other orthopaedic foots and ankle surgery physicians in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. David Eirin Oji treated 307 Medicare patients in 2024, average age 71

CMS counts 307 Medicare patients who saw Dr. Oji in 2024. The largest group is 65 to 74, with 168 patients. 75% of them have arthritis, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.00, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Oji's median patient age at 54, with 55% women.

Medicare patients, 2024307
Average age71
Average risk score1.00
Also on Medicaid12%

Dr. Oji's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Oji's Medicare patients by sex, 2024

  • Women20667%
  • Men10133%

Chronic conditions among Dr. Oji's Medicare patients, 2024

  1. Arthritis75%
  2. High cholesterol75%
  3. High blood pressure61%
  4. Ischemic heart disease25%
  5. Osteoporosis23%
  6. Anxiety21%
  7. Mood disorders21%
  8. Diabetes20%

Share of Medicare patients with each condition. A patient can have several.

Dr. Oji's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 54

Patient panel by sex, all payers

  • Women55%
  • Men43%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. David Eirin Oji wrote 28 Medicare Part D claims in 2024

In 2024, Dr. Oji wrote 28 Medicare Part D claims for 17 patients. 96% of them were for generic drugs. CMS names the drug for 20 of them, across 1 drug with 11 or more claims each, at $360 in total drug cost. In 2022, CMS named 40 claims across 2 drugs.

Part D claims, 202428
Drugs named by CMS1
Total drug cost$360
Part D patients17

Dr. Oji's Part D claims by kind of drug, 2024

  • Generic27 claims96%
  • Brand-name and other1 claims4%

Dr. Oji's most prescribed drugs by claims, 2023

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2022 to 2023

  • 2022
  • 2023
Claims for drugs CMS names
2022: 402023: 2050%

Drugs named by CMS: 1 in 2023, 2 in 2022.

See all prescribing by Dr. Oji

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. David Eirin Oji scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Oji for performance year 2024, reported as part of a group. Dr. Oji accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Oji as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Oji's MIPS scores, performance year 2024

  • 89of 100Final score
  • 87.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 70of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Lower limb (leg) arthroscopy (minimally invasive joint repair): 1 to 10 procedures (CMS shows small counts as a range)

Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. David Eirin Oji has 5 publications on record

Dmand AI links 5 papers to Dr. Oji, published from 2021 to 2025. 2021 was the busiest year, with 2. Dr. Oji's most frequent co-authors are Sachin Allahabadi, MD, Brian Chei-Fai Lau, MD and Loretta Belle Chou, MD.

Papers5
Years published2021 to 2025

Dr. Oji's most frequent co-authors

Recent publications by Dr. Oji

See all 5 publications and co-authors

See who Dr. Oji researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Oji works with, so you can find a warm path to the right orthopaedic foots and ankle surgery physicians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. David Eirin Oji has worked on 1 clinical trial

Dmand AI links Dr. Oji to 1 clinical trial. Conditions studied include Fractures, Stress and Fractures, Bone.

Conditions in Dr. Oji's trials

  • Fractures, Stress
  • Fractures, Bone

Investigators on the most trials with Dr. Oji

Recent clinical trials with Dr. Oji

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. David Eirin Oji received $165,621 in industry payments from 2016 to 2025

CMS Open Payments shows 346 general payments to Dr. Oji from 23 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 64% of the total. Stryker Corporation paid the most, $69,123.

General payments to Dr. Oji by program year, 2016 to 2025

General payments to Dr. Oji by kind, 2016 to 2025

$165.6Kin total
  • Consulting fees$105,80364%
  • Royalties and licenses$25,57515%
  • Travel and lodging$18,35411%
  • Food and beverage$13,3458%
  • Education$2,5442%

Companies that paid Dr. Oji the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Oji

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. David Eirin Oji graduated from Cleveland Medical College, Homeopathic

Dr. Oji graduated from Cleveland Medical College, Homeopathic in 2007. Dr. Oji is a member of AAOS.

  1. Medical schoolCleveland Medical College, Homeopathic
  2. Board certified in orthopaedic surgeryAmerican Board of Orthopaedic Surgery

Source: Dmand AI Professional Profile Data

Dr. David Eirin Oji accepts plans from 9 insurance carriers

Dr. Oji is in network with 9 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • +1 more carriersWith a free account

Plan types Dr. Oji accepts, by number of carriers

  1. Medicare7
  2. PPO6
  3. HMO4
  4. POS4
  5. EPO3

Source: Dmand AI Insurance Network Data

Sources for Dr. David Eirin Oji's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. David Eirin Oji

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. David Eirin Oji's NPI number?

Dr. David Eirin Oji's NPI number is 1952504771. It was assigned on June 8, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. David Eirin Oji?

Dr. David Eirin Oji is an orthopaedic foot and ankle surgery physician in Stanford, California. The primary specialty in the NPI Registry is Orthopaedic Foot and Ankle Surgery Physician (taxonomy code 207XX0004X).

Where does Dr. David Eirin Oji practice?

Dr. Oji practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Oji's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Oji to 1 hospital and 1 group practice or clinic.

What is Dr. David Eirin Oji's office phone number?

The practice phone on file for Dr. Oji is (650) 723-4000.

What is Dr. David Eirin Oji's medical license number?

Dr. Oji holds California license A126459.

Which hospitals is Dr. David Eirin Oji affiliated with?

Dr. Oji practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Oji to 1 more hospital.

What medical group is Dr. David Eirin Oji part of?

Dr. Oji is linked to Stanford Health Care.

Does Dr. David Eirin Oji accept Medicare?

Yes. CMS data shows Dr. Oji billed Medicare for 456 services in 2024, and Dr. Oji accepts Medicare assignment.

Does Dr. David Eirin Oji offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Oji as offering telehealth services.

What is Dr. David Eirin Oji's MIPS score?

Dr. Oji's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. David Eirin Oji see?

CMS counts 307 Medicare patients who saw Dr. Oji in 2024, with an average age of 71.

Is Dr. David Eirin Oji board certified?

Yes. Dr. Oji is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.

What services does Dr. David Eirin Oji bill to Medicare?

In 2024, Dr. Oji's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and office visit, new patient (99204).

Where did Dr. David Eirin Oji go to medical school?

Dr. Oji graduated from Cleveland Medical College, Homeopathic in 2007.

What drugs does Dr. David Eirin Oji prescribe most?

In 2023 Medicare Part D data, Dr. Oji's most prescribed drugs by claims were Gabapentin.

Has Dr. David Eirin Oji received payments from drug or device companies?

CMS Open Payments shows $165,621 in general payments to Dr. Oji from 23 companies from 2016 to 2025. The largest total came from Stryker Corporation.

How long has Dr. David Eirin Oji been practicing?

Dr. Oji graduated from medical school in 2007, 19 years ago.

Does Dr. David Eirin Oji do research?

Dmand AI links 5 publications to Dr. Oji, published from 2021 to 2025. Dr. Oji has worked on 1 clinical trial.

Who does Dr. David Eirin Oji publish with?

Dr. Oji's most frequent co-authors are Sachin Allahabadi, MD (2 shared papers), Brian Chei-Fai Lau, MD (2 shared papers) and Loretta Belle Chou, MD (1 shared paper).

What insurance does Dr. David Eirin Oji accept?

Dr. Oji is in network with 9 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

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