NPPES file of Aug 9, 2026

Stefanie A. Proia, CPNP

Pediatric Nurse Practitioner · Northridge, CA

Stefanie A. Proia, CPNP is a pediatric nurse practitioner with a practice address in Northridge, California, and NPI 1700035193, issued on Sep 10, 2008. Check the license (California NP18431, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1700035193
Name
Stefanie A. Proia
Credential
CPNP
Primary taxonomy
Pediatric Nurse Practitioner 363LP0200X
License number
NP18431 CA
Self-reported in NPPES; status is on the state search
Practice location
18546 Roscoe Blvd, Northridge, CA 91324
Phone
(818) 885-8040
Enumerated
Sep 10, 2008
Record last updated
May 22, 2026
Fax
(818) 267-5633
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest pediatric nurse practitioner records → All 1,580 in California → Look up another NPI →

Also registered at 18546 Roscoe Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Beverly CarbonePediatric Nurse Practitioner1447020375
  2. Farideh Farrohi, M.D.Pediatrics Physician1669487435
  3. Kenneth Goodman, L.C.S.W.Clinical Social Worker1598735037
  4. Jean Hawkins, MD FCCPPulmonary Disease Physician1043328750
  5. Jirair Konialian, MDGynecology Physician1881653590
  6. Elenita Lesperance, MFTMarriage & Family Therapist1568554541

Verify Stefanie A. Proia in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license NP18431    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

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Industry payments in 2024: $39.19

2 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 7,169 providers of this specialty with any payment received $330.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stefanie Proia$39.19
  2. Specialty average$330.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Stefanie A. Proia among 1,580 pediatric nurse practitioner records in California

Stefanie A. Proia, CPNP is one of 1,580 pediatric nurse practitioner records with a practice address in California. 34% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 27% of them.

  • NPI issued2008 · 27% of these records are older, 69% newer
  • In a Medicare fileYes · 34% of these records are
  • In the CMS Doctors and Clinicians fileNo · 6% of these records are
  • Record last updated2026 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Nurse Practitioner providers in California

There are 1,580 pediatric nurse practitioner records in California.

All 1,580 in California → Every provider in Northridge → Pediatric Nurse Practitioner nationwide →

The 8 pediatric nurse practitioner records with the nearest ZIP codes

  1. Beverly CarboneNorthridge, CA 913241447020375
  2. Seeta Nanoo, NPNorthridge, CA 913241922514223
  3. Louise VillanuevaNorthridge, CA 913241023717444
  4. Mehvish Abbasi, NPNorthridge, CA 913251932520079
  5. Mae Khristine Adriano, CPNPPacoima, CA 913311285146977
  6. Deborah Roskamp, FNPPacoima, CA 913311891796686
  7. Jenny Yoon, NPPacoima, CA 913311013220938
  8. Panthea Pedoeim, NPEncino, CA 913161376895847

Common questions

What is Stefanie A. Proia, CPNP's NPI number?

Stefanie A. Proia, CPNP's National Provider Identifier (NPI) is 1700035193, issued on Sep 10, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Stefanie A. Proia, CPNP located?

The NPPES record lists a practice address at 18546 Roscoe Blvd, Northridge, CA, 91324. Phone: (818) 885-8040. Providers update this record themselves, so call before visiting.

How can I verify Stefanie A. Proia, CPNP's license?

NPPES lists California license number NP18431, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.