Dr. Oya Seyalioglu, MD
- Hospital affiliations
- 1
- Medical groups
- 3
- Insurance carriers
- 1
- State licenses
- 2
- Year NPI issued
- 2011
- Practice address
- 222 W 39th Ave, San Mateo, CA 94403
- Practice phone
- Call (650) 573-2222
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Seyalioglu'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. Oya Seyalioglu is a pediatrician in San Mateo, California
Dr. Seyalioglu practices at San Mateo Medical Center in San Mateo, California, part of County of San Mateo, California.
Dr. Seyalioglu's NPI, 1457657132, was assigned on January 28, 2011. Dr. Seyalioglu graduated from Other in 2001. Dr. Seyalioglu's New York license number on file is 276074.
- NPI
- 1457657132NPI Registry (opens in a new tab)
- NPI enumeration date
- January 28, 2011
- NPI status
- Active
- Practice phone
- (650) 573-2222
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Oya Seyalioglu practices at San Mateo Medical Center in San Mateo, California
Dr. Seyalioglu's primary practice is San Mateo Medical Center, at 222 W 39th Ave, San Mateo, CA 94403 in San Mateo County. The practice phone is (650) 573-2222.
- San Mateo Medical Center222 W 39th Ave, San Mateo, CA 94403 · San Mateo CountyPhone(650) 573-2222
Source: Dmand AI Affiliation Data
Dr. Oya Seyalioglu is affiliated with 3 sites of care and 3 medical groups
Dr. Seyalioglu's primary practice is San Mateo Medical Center in San Mateo, California, part of County of San Mateo, California. The medical group on file is San Mateo Medical Center. Dmand AI also links Dr. Seyalioglu to 2 more medical groups, 1 group practice or clinic and 1 skilled nursing facility, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Oya Seyalioglu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Seyalioglu practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| San Mateo Medical Center | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across County of San Mateo, California and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Oya Seyalioglu is one of 8,236 pediatricians in California
Pediatrics is Dr. Seyalioglu's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Seyalioglu is board certified in pediatrics by the American Board of Pediatrics. Dmand AI has Dr. Seyalioglu's licenses on file in 2 states: New York and California.
Specialties and state licenses
- Pediatrics, New YorkPrimary
- California license
Pediatricians near Dr. Seyalioglu
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. Oya Seyalioglu's patients have a median age of 8
Across all payers, Dmand AI patient panel data puts Dr. Seyalioglu's median patient age at 8, with 47% women.
Dr. Seyalioglu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 8
Patient panel by sex, all payers
- Women47%
- Men53%
Source: Dmand AI Patient Panel Data
Dr. Oya Seyalioglu graduated from Other
Dr. Seyalioglu graduated from Other in 2001.
- Medical school
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Oya Seyalioglu accepts plans from 1 insurance carrier
Dr. Seyalioglu is in network with 1 carrier, including Elevance. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Elevance
Source: Dmand AI Insurance Network Data
Sources for Dr. Oya Seyalioglu'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 Data |
| Primary practice, affiliations and health system | Dmand 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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Oya Seyalioglu
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. Oya Seyalioglu's NPI number?
Dr. Oya Seyalioglu's NPI number is 1457657132. It was assigned on January 28, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Oya Seyalioglu?
Dr. Oya Seyalioglu is a pediatrician in San Mateo, California. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Oya Seyalioglu practice?
Dr. Seyalioglu practices at 222 W 39th Ave, San Mateo, CA 94403. Dr. Seyalioglu's primary practice is San Mateo Medical Center in San Mateo, California, part of County of San Mateo, California. Dmand AI also links Dr. Seyalioglu to 2 medical groups, 1 group practice or clinic and 1 skilled nursing facility.
What is Dr. Oya Seyalioglu's office phone number?
The practice phone on file for Dr. Seyalioglu is (650) 573-2222.
What is Dr. Oya Seyalioglu's medical license number?
Dr. Seyalioglu's New York license number on file is 276074, one of the licenses on file in 2 states.
Which states has Dr. Oya Seyalioglu been licensed in?
Dmand AI has state licenses on file for Dr. Seyalioglu in New York (2014 to 2023) and California (2017 to 2025).
Which hospitals is Dr. Oya Seyalioglu affiliated with?
Dr. Seyalioglu practices at San Mateo Medical Center in San Mateo, California.
What medical group is Dr. Oya Seyalioglu part of?
Dr. Seyalioglu is linked to San Mateo Medical Center. Dmand AI links Dr. Seyalioglu to 2 more medical groups.
Is Dr. Oya Seyalioglu board certified?
Yes. Dr. Seyalioglu is board certified in pediatrics by the American Board of Pediatrics.
Where did Dr. Oya Seyalioglu go to medical school?
Dr. Seyalioglu graduated from Other in 2001.
How long has Dr. Oya Seyalioglu been practicing?
Dr. Seyalioglu graduated from medical school in 2001, 25 years ago.
What insurance does Dr. Oya Seyalioglu accept?
Dr. Seyalioglu is in network with 1 carrier, including Elevance. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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