Dr. Grant Oshita, DDS, MD
- Industry payments
- $607
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2022
- Practice address
- 521 Parnassus Ave, San Francisco, CA 94143-2206
- Practice phone
- Call (415) 476-8226
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ucsf
Dental practice · San Francisco, California
Find Dr. Oshita's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Grant Oshita is a general surgeon in San Francisco, California
Dr. Oshita practices at Ucsf in San Francisco, California.
Dr. Oshita's NPI, 1225780927, was assigned on January 24, 2022. Dr. Oshita graduated from UCSF School of Medicine in 2024. Dr. Oshita holds California license PTL15954.
- NPI
- 1225780927NPI Registry (opens in a new tab)
- NPI enumeration date
- January 24, 2022
- NPI status
- Active
- Practice phone
- (415) 476-8226
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 2024
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Grant Oshita practices at Ucsf in San Francisco, California
Dr. Oshita's primary practice is Ucsf, at 521 Parnassus Ave, San Francisco, CA 94143-2206. The practice phone is (415) 476-8226.
- Ucsf521 Parnassus Ave, San Francisco, CA 94143-2206Phone(415) 476-8226
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Grant Oshita is affiliated with 1 site of care and 1 medical group
Dr. Oshita's primary practice is Ucsf in San Francisco, California. Dmand AI also links Dr. Oshita to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Grant Oshita's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Oshita practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ucsf | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Grant Oshita is one of 2,926 general surgeons in California
Surgery is Dr. Oshita's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Oshita is licensed in California.
Specialties and state licenses
- Surgery, CaliforniaPrimary
General surgeons near Dr. Oshita
Counts of general surgeons 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. Grant Oshita's patients have a median age of 58
Across all payers, Dmand AI patient panel data puts Dr. Oshita's median patient age at 58, with 0% women.
Dr. Oshita's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Grant Oshita received $607 in industry payments from 2022 to 2025
CMS Open Payments shows 10 general payments to Dr. Oshita from 6 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 84% of the total. Stryker Corporation paid the most, $157.
General payments to Dr. Oshita by program year, 2022 to 2025
General payments to Dr. Oshita by kind, 2022 to 2025
- Food and beverage$51284%
- Gifts$9516%
Companies that paid Dr. Oshita the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Grant Oshita graduated from UCSF School of Medicine
Dr. Oshita graduated from UCSF School of Medicine in 2024.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Grant Oshita's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Grant Oshita
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. Grant Oshita's NPI number?
Dr. Grant Oshita's NPI number is 1225780927. It was assigned on January 24, 2022, and it is active in the NPI Registry.
What kind of doctor is Dr. Grant Oshita?
Dr. Grant Oshita is a general surgeon in San Francisco, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Grant Oshita practice?
Dr. Oshita practices at 521 Parnassus Ave, San Francisco, CA 94143-2206. Dr. Oshita's primary practice is Ucsf in San Francisco, California. Dmand AI also links Dr. Oshita to 1 medical group.
What is Dr. Grant Oshita's office phone number?
The practice phone on file for Dr. Oshita is (415) 476-8226.
What is Dr. Grant Oshita's medical license number?
Dr. Oshita holds California license PTL15954.
Where did Dr. Grant Oshita go to medical school?
Dr. Oshita graduated from UCSF School of Medicine in 2024.
Has Dr. Grant Oshita received payments from drug or device companies?
CMS Open Payments shows $607 in general payments to Dr. Oshita from 6 companies from 2022 to 2025. The largest total came from Stryker Corporation.
How long has Dr. Grant Oshita been practicing?
Dr. Oshita graduated from medical school in 2024, 2 years ago.
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