NPPES file of Aug 9, 2026

Peter C. Czuleger, M.D.

Emergency Medicine Physician · Mission Viejo, CA

Peter C. Czuleger, M.D. is an emergency medicine physician with a practice address in Mission Viejo, California, and NPI 1043265580, issued on May 23, 2006. Check the license (California A34446, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1043265580
Name
Peter C. Czuleger
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
A34446 CA
Self-reported in NPPES; status is on the state search
Practice location
26800 Crown Valley Pkwy, Mission Viejo, CA 92691
Phone
(949) 276-2111
Enumerated
May 23, 2006
Record last updated
Oct 21, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(949) 276-2115
Medicaid ID
00A344460 CA
Medicare enrollment
Enrolled (PECOS I20050523000793); accepts Medicare assignment
Medical or professional school
Tulane University School Of Medicine, 1979
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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8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →

Also registered at 26800 Crown Valley Pkwy

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

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  2. Matt Ahmadi, D.P.M.Foot & Ankle Surgery Podiatrist1285635144
  3. Jennifer Altamira, ACNPAcute Care Nurse Practitioner1205815248
  4. Habib Azad, M.D.Nephrology Physician1114962610
  5. Bahman Badie, M.D.Internal Medicine Physician1396721916
  6. Mehrnaz Badie, M.D.Internal Medicine Physician1831212885

Verify Peter C. Czuleger in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A34446    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

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2.5 times the Medicare Part D claims of the average emergency medicine physician in 2024

571 Medicare Part D claims for 358 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Peter Czuleger571
  2. Specialty average226

Most prescribed

  1. Azithromycin167 claims
  2. Sulfamethoxazole-Trimethoprim32 claims
  3. Cyclobenzaprine Hcl23 claims
  4. Albuterol Sulfate Hfa22 claims
  5. Amoxicillin-Clavulanate Potass21 claims
  6. Paxlovid20 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.

Industry payments in 2024: $27.22

1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Peter Czuleger$27.22
  2. Specialty average$953.79

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. Providence Medical FoundationFullerton, CA

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

Peter C. Czuleger among 7,751 emergency medicine physician records in California

Peter C. Czuleger, M.D. is one of 7,751 emergency medicine physician records with a practice address in California. 81% 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 4% of them.

  • NPI issued2006 · 4% of these records are older, 60% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1979 · median 2011 among the 4,560 with a school on file
  • Record last updated2021 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in California

There are 7,751 emergency medicine physician records in California.

All 7,751 in California → Every provider in Mission Viejo → Emergency Medicine Physician nationwide →

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Mohammad Al-Sayyad, MDMission Viejo, CA 926911538109418
  2. Jon Cline, M.D.Mission Viejo, CA 926911679505622
  3. Ramon Johnson, M.D.Mission Viejo, CA 926911861426629
  4. Matthew Kaplan, M.D.Mission Viejo, CA 926911518991322
  5. James Keany, M.D.Mission Viejo, CA 926911598799330
  6. Richard Kozak, M.D.Mission Viejo, CA 926911457380107
  7. Gregory Lampe, M.D.Mission Viejo, CA 926911902839863
  8. Andrew Lawson, M.D.Mission Viejo, CA 926911750314621

Common questions

What is Peter C. Czuleger, M.D.'s NPI number?

Peter C. Czuleger, M.D.'s National Provider Identifier (NPI) is 1043265580, issued on May 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Peter C. Czuleger, M.D. located?

The NPPES record lists a practice address at 26800 Crown Valley Pkwy, Mission Viejo, CA, 92691. Phone: (949) 276-2111. Providers update this record themselves, so call before visiting.

How can I verify Peter C. Czuleger, M.D.'s license?

NPPES lists California license number A34446, 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 C. Czuleger, M.D. prescribe under Medicare Part D?

In 2024, Peter C. Czuleger, M.D. had 571 Medicare Part D claims for 358 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions 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.