Dr. Toshimasa Tsuda, MD
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 17284 Slover Ave, Fontana, CA 92337
- Practice phone
- Call (626) 405-6942
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southern California Permanente Medical Group
Fontana, California
Find Dr. Tsuda'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. Toshimasa Tsuda is a pediatrician in Fontana, California
Dr. Tsuda practices at Southern California Permanente Medical Group in Fontana, California.
Dr. Tsuda's NPI, 1366501934, was assigned on December 8, 2006. Dr. Tsuda graduated from Sidney Kimmel Medical College in 1993. Dr. Tsuda holds California license G80275.
- NPI
- 1366501934NPI Registry (opens in a new tab)
- NPI enumeration date
- December 8, 2006
- NPI status
- Active
- Practice phone
- (626) 405-6942
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Toshimasa Tsuda practices at Southern California Permanente Medical Group in Fontana, California
Dr. Tsuda's primary practice is Southern California Permanente Medical Group, at 17284 Slover Ave, Fontana, CA 92337 in San Bernardino County. The practice phone is (626) 405-6942.
- Southern California Permanente Medical Group17284 Slover Ave, Fontana, CA 92337 · San Bernardino CountyPhone(626) 405-6942
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Toshimasa Tsuda is affiliated with 2 sites of care and 1 medical group
Dr. Tsuda's primary practice is Southern California Permanente Medical Group in Fontana, California. Dr. Tsuda is also affiliated with Riverside Medical Center. The medical group on file is Southern California Permanente Medical Group.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Toshimasa Tsuda's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tsuda practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southern California Permanente Medical Group | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Toshimasa Tsuda is one of 8,236 pediatricians in California
Pediatrics is Dr. Tsuda's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Tsuda is board certified in pediatrics by the American Board of Pediatrics. Dr. Tsuda is licensed in California.
Specialties and state licenses
- Pediatrics, CaliforniaPrimary
Pediatricians near Dr. Tsuda
Counts of pediatricians 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. Toshimasa Tsuda's patients have a median age of 7
Across all payers, Dmand AI patient panel data puts Dr. Tsuda's median patient age at 7, with 49% women.
Dr. Tsuda's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 7
Patient panel by sex, all payers
- Women49%
- Men51%
Source: Dmand AI Patient Panel Data
Dr. Toshimasa Tsuda graduated from Sidney Kimmel Medical College
Dr. Tsuda graduated from Sidney Kimmel Medical College in 1993.
- Medical school
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Sources for Dr. Toshimasa Tsuda'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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. Toshimasa Tsuda
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What is Dr. Toshimasa Tsuda's NPI number?
Dr. Toshimasa Tsuda's NPI number is 1366501934. It was assigned on December 8, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Toshimasa Tsuda?
Dr. Toshimasa Tsuda is a pediatrician in Fontana, California. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Toshimasa Tsuda practice?
Dr. Tsuda practices at 17284 Slover Ave, Fontana, CA 92337. Dr. Tsuda's primary practice is Southern California Permanente Medical Group in Fontana, California.
What is Dr. Toshimasa Tsuda's office phone number?
The practice phone on file for Dr. Tsuda is (626) 405-6942.
What is Dr. Toshimasa Tsuda's medical license number?
Dr. Tsuda holds California license G80275.
Which hospitals is Dr. Toshimasa Tsuda affiliated with?
Dr. Tsuda is affiliated with Riverside Medical Center.
What medical group is Dr. Toshimasa Tsuda part of?
Dr. Tsuda is linked to Southern California Permanente Medical Group.
Is Dr. Toshimasa Tsuda board certified?
Yes. Dr. Tsuda is board certified in pediatrics by the American Board of Pediatrics.
Where did Dr. Toshimasa Tsuda go to medical school?
Dr. Tsuda graduated from Sidney Kimmel Medical College in 1993.
How long has Dr. Toshimasa Tsuda been practicing?
Dr. Tsuda graduated from medical school in 1993, 33 years ago.
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