NPPES file of Aug 9, 2026

Shannon Bonness, M.D.

Anesthesiology Physician · Marina Del Rey, CA

Shannon Bonness, M.D. is an anesthesiology physician with a practice address in Marina Del Rey, California, and NPI 1568528990, issued on Dec 29, 2006. Check the license (California C55574, 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
1568528990
Name
Shannon Bonness
Credential
M.D.
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
C55574 CA
Self-reported in NPPES; status is on the state search
Practice location
4108 Del Rey Ave, Marina Del Rey, CA 90292
Phone
(402) 578-8812
Enumerated
Dec 29, 2006
Record last updated
Apr 26, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20131213000490); accepts Medicare assignment
Medical or professional school
University Of Nebraska College Of Medicine, 1991
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.
Download card Updates feed

Verify Shannon Bonness in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C55574
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

96% fewer Medicare Part D claims than the average anesthesiology physician in 2024

18 Medicare Part D claims, against an average of 402 among the 4,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Shannon Bonness18
  2. Specialty average402

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: $56.93

2 payments; by number, the most common kind was food and beverage; the largest payer was Revance Therapeutics, Inc. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Shannon Bonness$56.93
  2. Specialty average$669.59

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. Century Anesthesia Medical GroupEncino, CA
  2. Westside Anesthesia ServicesManhattan Beach, CA

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

Shannon Bonness among 7,571 anesthesiology physician records in California

Shannon Bonness, M.D. is one of 7,571 anesthesiology physician records with a practice address in California. 71% 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 5% of them.

  • NPI issued2006 · 5% of these records are older, 53% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1991 · median 2006 among the 4,868 with a school on file
  • Record last updated2017 · 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 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

19 anesthesiology physician records list a practice address in Marina Del Rey

They are 19 of the 711 NPPES records with a practice address in Marina Del Rey, and 7,571 anesthesiology physician records in California.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Edward Akkaway, MDMarina Del Rey, CA 902921801884200
  2. Roger Donenfeld, M.D.Marina Del Rey, CA 902921538182878
  3. William F Foran, M.D.Marina Del Rey, CA 902921386668275
  4. Mi'Quael Houston, M.D.Marina Del Rey, CA 902921669761920
  5. Erika Hubbard, M.D.Marina Del Rey, CA 902921700073178
  6. Terry Krekorian, M.D.Marina Del Rey, CA 902921396742813
  7. Richard Nigro, M.D.Marina Del Rey, CA 902921659330488
  8. Geoffery O'Neill, M.D.Marina Del Rey, CA 902921871750497

Common questions

What is Shannon Bonness, M.D.'s NPI number?

Shannon Bonness, M.D.'s National Provider Identifier (NPI) is 1568528990, issued on Dec 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Shannon Bonness, M.D. located?

The NPPES record lists a practice address at 4108 Del Rey Ave, Marina Del Rey, CA, 90292. Phone: (402) 578-8812. Providers update this record themselves, so call before visiting.

How can I verify Shannon Bonness, M.D.'s license?

NPPES lists California license number C55574, 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 Shannon Bonness, M.D. prescribe under Medicare Part D?

In 2024, Shannon Bonness, M.D. had 18 Medicare Part D claims; the average among anesthesiology physician prescribers was 402. 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.

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.