1. Home
  2. Directory
  3. California
  4. Montclair
  5. Nurse Practitioner
  6. NPI Profile

MARIE GALARAGA JOHNSTON FNP-BC
NPI 1528505377
Nurse Practitioner - Family in Montclair, CA

Active since January 31, 2017PECOS EnrolledAccepts Medicare Assignment
9635 MONTE VISTA AVE STE 205, MONTCLAIR, CA 91763(909) 449-9328(310) 362-0313 Get Directions Write a Review

NPPES record last updated: August 28, 2023. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 28, 2023, Jun 17, 2023, Mar 2, 2021 and 3 more (6 updates tracked since 2017).

About Marie Galaraga Johnston Fnp-bc NPPES

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

MARIE GALARAGA JOHNSTON FNP-BC (NPI 1528505377) is an individual family provider in Montclair, California, licensed in California (95004376) and active in the NPI registry since January 2017. She is enrolled in Medicare PECOS, maintains a secondary practice location in Los Altos Hills, and is a graduate of Other (2022).

NPPES Registry Identity

NPI1528505377
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMARIE GALARAGA JOHNSTONCredential: FNP-BC
Location Address9635 MONTE VISTA AVE STE 205Montclair, CA 91763-2235
Mailing Address3895 Bilberry RdSan Bernardino, CA 92407-8915 · (909) 449-9328 · Fax (310) 362-0313
Phone(909) 449-9328
Fax(310) 362-0313
Sole ProprietorYes
Medical School CMSOtherGraduated 2022
Enumeration DateJanuary 31, 2017
Last NPPES UpdateAugust 28, 20236 updates tracked since enumeration
NPPES CertifiedAugust 28, 2023
✔ NPI 1528505377 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in CA · 95004376
9635 MONTE VISTA AVE STE 205, Montclair, CA 91763
Open in Google Maps ↗

Other Names 1

Former Name (1)Marie Galaraga Madamba

Secondary Practice Location 1

Location 114355 Miranda WayLos Altos Hills, CA 94022-2032 · Phone (888) 731-8994 · Fax (833) 775-1861

Other Identifiers 1

Other95004376CA · Family Nurse Practitioner

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Marie Galaraga Johnston Fnp-bc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID547539330
PECOS Enrollment IDI20170711001542, I20240328002541, I20251018000449, I20251021004674, I20251114001886, I20251114001939, I20260208000252, I20260424002981
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 91763 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
$91.88 typical visit price
range $59.60 – $179.42
Typical copayment $22.97 (range $14.90 – $44.85)
Most-billed visit code 99203
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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.

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MR. RODOLFO PEREZ JR. FNP
Nurse Practitioner (Family)
9635 MONTE VISTA AVE STE 205
MONTCLAIR, CA 91763
San Bernardino County (909) 906-3446
RMJ MEDICAL INC.
Family Medicine
9635 MONTE VISTA AVE STE 205
MONTCLAIR, CA 91763
San Bernardino County (909) 449-9328
MOHAMMED AL-KHAYYAT M.D.
Internal Medicine
9635 MONTE VISTA AVE STE 205
MONTCLAIR, CA 91763
San Bernardino County (909) 621-0009
J & D HEALTHCARE INC
Clinic/Center (Primary Care)
9635 MONTE VISTA AVE STE 205
MONTCLAIR, CA 91763
San Bernardino County (909) 906-3446

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 Marie Johnston's NPI number?

The NPI number for Marie Johnston is 1528505377. It was assigned to this individual provider in the NPPES registry on January 31, 2017. The provider is also known as Marie Galaraga Madamba.

Where is Marie Johnston located?

Marie Johnston practices at 9635 Monte Vista Ave Ste 205, Montclair, CA 91763. The listed phone number is (909) 449-9328.

What is Marie Johnston's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Marie Johnston enrolled in Medicare?

Yes. Marie Johnston is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Marie Johnston was last updated on August 28, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.