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Pediatricians in San Mateo, CA

13 pediatricians listed in San Mateo: 4 practices and clinics and 9 pediatricians listed individually.

Short answer

As of September 2026, the federal NPI registry lists 20 pediatricians in San Mateo, CA, in 13 listings: 4 practices, clinics and hospitals (11 pediatricians) and 9 pediatricians listed individually by city and phone. The AAP recommends a prenatal visit with the pediatrician for first-time parents and a newborn checkup 3 to 5 days after birth, so choose one before your due date.

Source: CMS NPI registry (NPPES). Data as of September 2026. Public records, not yet confirmed by each provider. How we build this directory

Yes Can Medicaid cover your pregnancy in California?

Practices, clinics and hospitals (4)

ABC Pediatrics

Clinic or medical group · 5 pediatricians registered here

Pediatricians: Alger Chapman, Howard Chow, Jeanne Beymer and 2 more

50 S San Mateo Dr, Ste 260, San Mateo, CA 94401

(650) 579-6500
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Bay Area Pediatric Medical Group

Clinic or medical group · 4 pediatricians registered here

Pediatricians: Christina Tan, Diane Suwabe, Kenneth Rosenbaum and 1 more

123 S San Mateo Dr, San Mateo, CA 94401

(650) 343-4200
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Nihon Bay Clinic

Clinic or medical group · 1 pediatrician registered here

Pediatricians: Ayako Yano

40 N San Mateo Dr, Nihon Bay Clinic, San Mateo, CA 94401

(650) 558-0337
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San Mateo Medical Center

Clinic or medical group · 1 pediatrician registered here

222 W 39th Ave, San Mateo, CA 94403

(650) 573-2222
OB-GYN
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Pediatricians listed individually (9)

Shown by city and phone. The NPI registry lists no practice organization at their address, so call to ask where they see patients.

How to choose a pediatrician before the baby arrives

Choose before your due date, so the practice is set before the first newborn checkup. Three things to do in San Mateo:

  1. Book a prenatal visit

    The AAP recommends a prenatal visit with the pediatrician for first-time parents, parents at high risk, and anyone who asks for one. Ask whether the practice offers one, and use it to ask about office hours, after-hours calls and sick visits.
  2. Check your insurance network

    Call the number on your insurance card, or use your plan's directory, to confirm the practice is in network, and ask how long you have to add the baby to your plan after the birth. If your baby will be on Medicaid or CHIP, ask the practice whether it takes it. InsureKidsNow.gov links to each state's program for children (1-877-543-7669). On Medicaid for the pregnancy? See pregnancy Medicaid in California.
  3. Plan the hospital newborn visit

    The AAP says every newborn should have an evaluation after birth, then a checkup 3 to 5 days after birth. Ask the practice whether its doctors see newborns at the hospital where you plan to deliver, and if not, who does the exam there and how the records reach the practice. Compare with OB-GYNs in California and hospitals with labor and delivery in California.

Sources: AAP and Bright Futures, Recommendations for Preventive Pediatric Health Care (updated February 2025); InsureKidsNow.gov (U.S. Department of Health and Human Services)

Frequently asked questions

How many pediatricians are in San Mateo, CA?

As of September 2026, the federal NPI registry lists 20 pediatricians in San Mateo, CA: 11 at 4 practices, clinics and hospitals, and 9 listed individually. We count physicians whose main specialty in the registry is general pediatrics.

Which pediatricians in San Mateo, CA take Medicaid?

The NPI registry doesn't record which insurance a practice takes, so we can't say which ones do. Call the office, or search your Medicaid or CHIP plan's provider directory. InsureKidsNow.gov (1-877-543-7669) links to California's Medicaid and CHIP program for children.

Are these pediatricians accepting new patients?

The NPI registry doesn't say whether a practice is taking new patients, so call the office to check, and ask how soon after the birth you can book the first newborn visit.

When should I choose a pediatrician?

Before your due date. The AAP recommends a prenatal visit with the pediatrician for first-time parents and a newborn checkup 3 to 5 days after birth, so the practice should be set before the baby comes home.

How do I choose a pediatrician?

Book a prenatal visit if the practice offers one, confirm it's in your insurance network or takes your baby's Medicaid or CHIP plan, and ask whether its doctors see newborns at the hospital where you plan to deliver.

What care is listed in San Mateo, CA?

  • In this directory, San Mateo, CA has 7 doulas, 5 lactation consultants, 4 midwives, 9 OB-GYNs and 13 pediatricians (NPI registry, September 2026).

Which Birthing-Friendly hospitals are near San Mateo?

Straight-line distance from the middle of San Mateo. The CMS Birthing-Friendly designation (July 2026) means a hospital reports taking part in a maternity care quality program; it isn't a rating.