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DR. JERRILYN JOHNSTON M.D.
NPI 1194827980
Pediatrics in Hayward, CA

Active since September 02, 2006PECOS Enrolled
22290 FOOTHILL BLVD #1, HAYWARD, CA 94541(510) 581-1446(510) 581-1805 Get Directions Write a Review

NPPES record last updated: September 29, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Jerrilyn Johnston M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JERRILYN JOHNSTON M.D. (NPI 1194827980) is an individual pediatrics provider in Hayward, California, licensed in California (G067392) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS and is a graduate of University Of Utah School Of Medicine (1988).

NPPES Registry Identity

NPI1194827980
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameDR. JERRILYN JOHNSTONCredential: M.D.
Location Address22290 FOOTHILL BLVD #1Hayward, CA 94541
Mailing Address22290 Foothill Blvd # 1Hayward, CA 94541-2731 · (510) 581-1446 · Fax (510) 581-1805
Phone(510) 581-1446
Fax(510) 581-1805
Sole ProprietorNo
Medical School CMSUniversity Of Utah School Of MedicineGraduated 1988
Enumeration DateSeptember 2, 2006
Last NPPES UpdateSeptember 29, 2025
NPPES CertifiedSeptember 29, 2025
✔ NPI 1194827980 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CA · G067392
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

Other Names 1

Former Name (1)Jerrilyn Ankenman

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Jerrilyn Johnston M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6709373848
PECOS Enrollment IDI20251014001057
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94541 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Jerrilyn Johnston's NPI number?

The NPI number for Jerrilyn Johnston is 1194827980. It was assigned to this individual provider in the NPPES registry on September 2, 2006. The provider is also known as Jerrilyn Ankenman.

Where is Jerrilyn Johnston located?

Jerrilyn Johnston practices at 22290 Foothill Blvd #1, Hayward, CA 94541. The listed phone number is (510) 581-1446.

What is Jerrilyn Johnston's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Jerrilyn Johnston enrolled in Medicare?

Yes. Jerrilyn Johnston is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Jerrilyn Johnston was last updated on September 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.