Roger Anthony Christensen, D.O.
Critical Care Medicine (Internal Medicine) Physician · Long Beach, CA
Roger Anthony Christensen, D.O. is a critical care medicine (internal medicine) physician with a practice address in Long Beach, California, and NPI 1114257771, issued on Jan 5, 2010. Check the license (California 20A11091, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Roger Anthony Christensen
- Credential
- D.O.
- Primary taxonomy
- Critical Care Medicine (Internal Medicine) Physician 207RC0200X
- License number
- 20A11091 CA
Self-reported in NPPES; status is on the state search - Practice location
- 75 Bay Shore Ave, Long Beach, CA 90803
- Phone
- (310) 804-3414
- Enumerated
- Jan 5, 2010
- Record last updated
- Sep 18, 2019 (not updated in 7 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest critical care medicine (internal medicine) physician records → All 723 in California → Look up another NPI →
Verify Roger Anthony Christensen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A11091Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $20.73
1 payment: food and beverage; the largest payer was Novo Nordisk Inc. The 2,708 providers of this specialty with any payment received $2,958.68 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Roger Anthony Christensen among 723 critical care medicine (internal medicine) physician records in California
Roger Anthony Christensen, D.O. is one of 723 critical care medicine (internal medicine) physician records with a practice address in California. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 64% of them.
- NPI issued2010 · 64% of these records are older, 32% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileNo · 77% of these records are
- Record last updated2019 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Internal Medicine) Physician providers in California
There are 723 critical care medicine (internal medicine) physician records in California.
All 723 in California → Every provider in Long Beach → Critical Care Medicine (Internal Medicine) Physician nationwide →
The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes
- Rajesh Chundu, DOLong Beach, CA 908061982258349
- Anirudh Kumar, MDLong Beach, CA 908061275196628
- James Logan, M.D.Long Beach, CA 908061023026838
- Madlena Nalbandian, MD, MS, MPHLong Beach, CA 908131982108015
- Catherine Sassoon, M.D.Long Beach, CA 908221881700516
- Mir Madani, M.D.Los Alamitos, CA 907201982611760
- Timothy Hulbert, MDBellflower, CA 907061194896019
- David Liem, MDBellflower, CA 907061699823484
Common questions
What is Roger Anthony Christensen, D.O.'s NPI number?
Roger Anthony Christensen, D.O.'s National Provider Identifier (NPI) is 1114257771, issued on Jan 5, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Roger Anthony Christensen, D.O. located?
The NPPES record lists a practice address at 75 Bay Shore Ave, Long Beach, CA, 90803. Phone: (310) 804-3414. Providers update this record themselves, so call before visiting.
How can I verify Roger Anthony Christensen, D.O.'s license?
NPPES lists California license number 20A11091, 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.
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.