NPPES file of Aug 9, 2026

Christopher E. Salem, DO

Geriatric Medicine (Family Medicine) Physician · Irvine, CA

Christopher E. Salem, DO is a geriatric medicine (family medicine) physician with a practice address in Irvine, California, and NPI 1124273313, issued on Dec 1, 2008. Check the license (California 20A10607, 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
1124273313
Name
Christopher E. Salem
Credential
DO
Primary taxonomy
Geriatric Medicine (Family Medicine) Physician 207QG0300X
License number
20A10607 CA
Self-reported in NPPES; status is on the state search
Practice location
18021 Sky Park Cir Ste G, Irvine, CA 92614
Phone
(949) 260-0744
Enumerated
Dec 1, 2008
Record last updated
Nov 10, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(949) 260-0744
Medicare enrollment
Enrolled (PECOS I20091118000745); accepts Medicare assignment
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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8 nearest geriatric medicine (family medicine) physician records → All 243 in California → Look up another NPI →

Also registered at 18021 Sky Park Cir Ste G

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

  1. Andrew Eskander, DPMFoot & Ankle Surgery Podiatrist1669907275
  2. Elizabeth Martinez, FNPNurse Practitioner1235789181

Verify Christopher E. Salem in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A10607    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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4.0 times the Medicare Part D claims of the average geriatric medicine (family medicine) physician in 2024

21,115 Medicare Part D claims for 710 beneficiaries, against an average of 5,222 among the 1,271 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 254 claims were for opioids.

  1. Christopher Salem21,115
  2. Specialty average5,222

Most prescribed

  1. Atorvastatin Calcium1,058 claims
  2. Amlodipine Besylate854 claims
  3. Metformin Hcl574 claims
  4. Levothyroxine Sodium540 claims
  5. Eliquis538 claims
  6. Gabapentin519 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: $791.47

36 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 460 providers of this specialty with any payment received $1,218.49 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Christopher Salem$791.47
  2. Specialty average$1,218.49

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

Bills Medicare through 2 group practices

  1. Family Choice Aco IncWestminster, CA
  2. Salem DO IncSanta Ana, CA

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

Christopher E. Salem among 243 geriatric medicine (family medicine) physician records in California

Christopher E. Salem, DO is one of 243 geriatric medicine (family medicine) physician records with a practice address in California. 76% 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 65% of them.

  • NPI issued2008 · 65% of these records are older, 30% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 46% of these records are
  • Graduated2007 · median 2004 among the 111 with a school on file
  • Record last updated2020 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QG0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Family Medicine) Physician providers in California

There are 243 geriatric medicine (family medicine) physician records in California.

All 243 in California → Every provider in Irvine → Geriatric Medicine (Family Medicine) Physician nationwide →

The 8 geriatric medicine (family medicine) physician records with the nearest ZIP codes

  1. Hamid Eskandari, MDFoothill Ranch, CA 926101063662682
  2. Elham Arghami, M.DIrvine, CA 926201285992420
  3. Ramona Johnson, M.D.Irvine, CA 926041255623245
  4. Susan Behnawa, M.D.Menifee, CA 925861235558875
  5. Jorge Rivero, MDLaguna Hills, CA 926531013097260
  6. Roger Tran, MDLaguna Hills, CA 926531649234949
  7. Norman Vinn, D.O.Laguna Hills, CA 926531568417525
  8. Anna Yeung, D.O.Laguna Hills, CA 926531043418619

Common questions

What is Christopher E. Salem, DO's NPI number?

Christopher E. Salem, DO's National Provider Identifier (NPI) is 1124273313, issued on Dec 1, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Christopher E. Salem, DO located?

The NPPES record lists a practice address at 18021 Sky Park Cir Ste G, Irvine, CA, 92614. Phone: (949) 260-0744. Providers update this record themselves, so call before visiting.

How can I verify Christopher E. Salem, DO's license?

NPPES lists California license number 20A10607, 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 Christopher E. Salem, DO prescribe under Medicare Part D?

In 2024, Christopher E. Salem, DO had 21,115 Medicare Part D claims for 710 beneficiaries; the average among geriatric medicine (family medicine) physician prescribers was 5,222. 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.