NPPES file of Aug 9, 2026

Peter J. Parker, M.D.

Allergy Physician · Glendale, CA

Peter J. Parker, M.D. is an allergy physician with a practice address in Glendale, California, and NPI 1598783789, issued on Jul 17, 2006. Check the license (California A44924, as entered in NPPES) on the Medical Board of California; 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
1598783789
Name
Peter J. Parker
Credential
M.D.
Primary taxonomy
Allergy Physician 207KA0200X
License number
A44924 CA
Self-reported in NPPES; status is on the state search
Practice location
1100 W Glenoaks Blvd, Glendale, CA 91202
Phone
(818) 546-2626
Enumerated
Jul 17, 2006
Record last updated
May 6, 2022
Fax
(818) 546-1056
Medicaid ID
00A449240 CA
Medicare enrollment
Enrolled (PECOS I20040729000892); accepts Medicare assignment
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 1100 W Glenoaks Blvd

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

  1. Leah BazikFamily Nurse Practitioner1386502706
  2. Nora Davidian, MSPA-CPhysician Assistant1699073320
  3. Elena Glassmaker, FNPFamily Nurse Practitioner1134931785
  4. Armen SaribegianNurse Practitioner1750962676

Verify Peter J. Parker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A44924
    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
Open 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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3.6 times the Medicare Part D claims of the average allergy physician in 2024

2,667 Medicare Part D claims for 392 beneficiaries, against an average of 750 among the 645 providers of this specialty who prescribed in Part D.

  1. Peter Parker2,667
  2. Specialty average750

Most prescribed

  1. Fluticasone Propionate601 claims
  2. Azelastine Hcl442 claims
  3. Triamcinolone Acetonide372 claims
  4. Dupixent Syringe196 claims
  5. Prednisone126 claims
  6. Albuterol Sulfate Hfa108 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): 74.8 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 score66.6
  2. Costout of 100 · 30%44.0
  3. Promoting interoperabilitynot scored (reweighted)
  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).

Industry payments in 2024: $1,358.87

63 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 502 providers of this specialty with any payment received $9,080.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Peter Parker$1,358.87
  2. Specialty average$9,080.33

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

Bills Medicare through one group practice

  1. Peter Jahangir Parker M D IncGlendale, CA

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

Peter J. Parker among 157 allergy physician records in California

Peter J. Parker, M.D. is one of 157 allergy physician records with a practice address in California. 69% 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 31% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated1979 · median 1992 among the 82 with a school on file
  • Record last updated2022 · 70% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207KA0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Allergy Physician providers in California

There are 157 allergy physician records in California.

The 8 allergy physician records with the nearest ZIP codes

  1. Marine Demirjian, M.D.Glendale, CA 912021669624219
  2. Krithika Ramadas, M.D.Thousand Oaks, CA 913601710939715
  3. Michael Mosher, M.D.Thousand Oaks, CA 913611053417865
  4. George Guerra, MDWoodland Hills, CA 913671275692931
  5. Eugene Kenigsberg, MDWoodland Hills, CA 913671538228119
  6. Satish Gupta, M.D.La Canada, CA 910111649287004
  7. Clifford Hartman, M.D.La Canada, CA 910111184772055
  8. Maricar Cutillar-Garcia, MDPanorama City, CA 914021467504829

Common questions

What is Peter J. Parker, M.D.'s NPI number?

Peter J. Parker, M.D.'s National Provider Identifier (NPI) is 1598783789, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Peter J. Parker, M.D. located?

The NPPES record lists a practice address at 1100 W Glenoaks Blvd, Glendale, CA, 91202. Phone: (818) 546-2626. Providers update this record themselves, so call before visiting.

How can I verify Peter J. Parker, M.D.'s license?

NPPES lists California license number A44924, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Peter J. Parker, M.D. prescribe under Medicare Part D?

In 2024, Peter J. Parker, M.D. had 2,667 Medicare Part D claims for 392 beneficiaries; the average among allergy physician prescribers was 750. Part D covers Medicare prescriptions only.

What is Peter J. Parker, M.D.'s MIPS final score?

The 2023 MIPS final score is 74.8 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.