NPPES file of Aug 9, 2026

Melissa Marie Reider-Demer, PNP

Pediatric Nurse Practitioner · Los Angeles, CA

Melissa Marie Reider-Demer, PNP is a pediatric nurse practitioner with a practice address in Los Angeles, California, and NPI 1982790085, issued on Oct 5, 2006. Check the license (California NPF10002, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1982790085
Name
Melissa Marie Reider-Demer
Credential
PNP
Primary taxonomy
Pediatric Nurse Practitioner 363LP0200X
License number
NPF10002 CA
Self-reported in NPPES; status is on the state search
Practice location
300 Medical Plaza B200, Los Angeles, CA 90095
Phone
(310) 794-1195
Enumerated
Oct 5, 2006
Record last updated
Jan 17, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(310) 794-7491
Medicaid ID
NP0100020 CA
Medicare enrollment
Enrolled (PECOS I20100524000502); accepts Medicare assignment
Medical or professional school
University Of California, Geffen School Of Medicine, 1998
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 300 Medical Plaza B200

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

  1. Nanette Fong, NPNurse Practitioner1154355758

Verify Melissa Marie Reider-Demer 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 NPF10002
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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7.0 times the Medicare Part D claims of the average pediatric nurse practitioner in 2024

1,432 Medicare Part D claims for 174 beneficiaries, against an average of 206 among the 854 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.

  1. Melissa Reider-Demer1,432
  2. Specialty average206

Most prescribed

  1. Levetiracetam267 claims
  2. Lacosamide139 claims
  3. Briviact115 claims
  4. Atorvastatin Calcium86 claims
  5. Lamotrigine86 claims
  6. Clonazepam74 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 88 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score78.6
  2. Costout of 100 · 30%58.4
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. The Regents OF The University OF CaliforniaLos Angeles, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Melissa Marie Reider-Demer among 1,580 pediatric nurse practitioner records in California

Melissa Marie Reider-Demer, PNP 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 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 87% newer
  • In a Medicare fileYes · 34% of these records are
  • In the CMS Doctors and Clinicians fileYes · 6% of these records are
  • Graduated1998 · median 2017 among the 98 with a school on file
  • Record last updated2020 · 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.

The 8 pediatric nurse practitioner records with the nearest ZIP codes

  1. Irene Austria-Ramos, NP-PEDIATRICLos Angeles, CA 900951891187688
  2. Mariesa BuhlLos Angeles, CA 900951104234541
  3. Vicky CampbellLos Angeles, CA 900951891001327
  4. Christine Dichter, RN, MSN, CPNPLos Angeles, CA 900951255672218
  5. Jennifer Difilippo, DNP, PNPLos Angeles, CA 900951073981627
  6. Kristen Ethridge, NPLos Angeles, CA 900951487979001
  7. Siem Ia, NPLos Angeles, CA 900951730436353
  8. Lisa IamiceliLos Angeles, CA 900951427207398

Common questions

What is Melissa Marie Reider-Demer, PNP's NPI number?

Melissa Marie Reider-Demer, PNP's National Provider Identifier (NPI) is 1982790085, issued on Oct 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Melissa Marie Reider-Demer, PNP located?

The NPPES record lists a practice address at 300 Medical Plaza B200, Los Angeles, CA, 90095. Phone: (310) 794-1195. Providers update this record themselves, so call before visiting.

How can I verify Melissa Marie Reider-Demer, PNP's license?

NPPES lists California license number NPF10002, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Melissa Marie Reider-Demer, PNP prescribe under Medicare Part D?

In 2024, Melissa Marie Reider-Demer, PNP had 1,432 Medicare Part D claims for 174 beneficiaries; the average among pediatric nurse practitioner prescribers was 206. Part D covers Medicare prescriptions only.

What is Melissa Marie Reider-Demer, PNP's MIPS final score?

The 2023 MIPS final score is 88 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.

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.