NPPES file of Aug 9, 2026

Carol A. Jackson, M.D.

Otolaryngology Physician · Newport Beach, CA

Carol A. Jackson, M.D. is an otolaryngology physician with a practice address in Newport Beach, California, and NPI 1255434825, issued on Sep 7, 2006. Check the license (California G50085, 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
1255434825
Name
Carol A. Jackson
Credential
M.D.
Primary taxonomy
Otolaryngology Physician 207Y00000X
License number
G50085 CA
Self-reported in NPPES; status is on the state search
Practice location
361 Hospital RD, Newport Beach, CA 92663
Phone
(949) 574-7744
Enumerated
Sep 7, 2006
Record last updated
Jun 3, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(949) 642-3686
Medicare enrollment
Enrolled (PECOS I20121116000425); accepts Medicare assignment
Medical or professional school
University Of Arizona College Of Medicine, 1978
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 361 Hospital RD

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

  1. Robert Anderson, M.D.Reproductive Endocrinology Physician1023126562
  2. Mark Anton, M.D.Plastic and Reconstructive Surgery Physician1326102260
  3. Martin Bae, M.DFamily Medicine Physician1932149879
  4. Kamal Batniji, M.D.Otolaryngology Physician1699823021
  5. Rami Batniji, M.D.Facial Plastic Surgery Physician1467534644
  6. James Berman, M.DFamily Medicine Physician1376583229

Verify Carol A. Jackson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G50085
    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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17% fewer Medicare Part D claims than the average otolaryngology physician in 2024

448 Medicare Part D claims for 114 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Carol Jackson448
  2. Specialty average541

Most prescribed

  1. Acetazolamide140 claims
  2. Triamterene-Hydrochlorothiazid106 claims
  3. Spironolactone34 claims
  4. Ciprofloxacin-Dexamethasone21 claims
  5. Fluocinolone Acetonide Oil19 claims
  6. Hydrochlorothiazide18 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 MIPS final score for 2023 (Medicare payment program): 0 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score0.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Carol A. Jackson among 1,212 otolaryngology physician records in California

Carol A. Jackson, M.D. is one of 1,212 otolaryngology physician records with a practice address in California. 80% 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 7% of them.

  • NPI issued2006 · 7% of these records are older, 52% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated1978 · median 2004 among the 818 with a school on file
  • Record last updated2009 · 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 207Y00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Otolaryngology Physician providers in California

There are 1,212 otolaryngology physician records in California.

The 8 otolaryngology physician records with the nearest ZIP codes

  1. Kamal Batniji, M.D.Newport Beach, CA 926631699823021
  2. Floyd Buen, M.D.Newport Beach, CA 926631902291479
  3. Dasun Chen, M.D.Newport Beach, CA 926631881884591
  4. Philip Chironis, M.D.Newport Beach, CA 926631467482190
  5. Steven Feinberg, MDNewport Beach, CA 926631528287661
  6. Monica Chau Kieu, D.O.Newport Beach, CA 926631922395516
  7. David Reinstadler, MDNewport Beach, CA 926631225260862
  8. Leslie Bain, MDNewport Beach, CA 926601306906128

Common questions

What is Carol A. Jackson, M.D.'s NPI number?

Carol A. Jackson, M.D.'s National Provider Identifier (NPI) is 1255434825, issued on Sep 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Carol A. Jackson, M.D. located?

The NPPES record lists a practice address at 361 Hospital RD, Newport Beach, CA, 92663. Phone: (949) 574-7744. Providers update this record themselves, so call before visiting.

How can I verify Carol A. Jackson, M.D.'s license?

NPPES lists California license number G50085, 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 Carol A. Jackson, M.D. prescribe under Medicare Part D?

In 2024, Carol A. Jackson, M.D. had 448 Medicare Part D claims for 114 beneficiaries; the average among otolaryngology physician prescribers was 541. Part D covers Medicare prescriptions only.

What is Carol A. Jackson, M.D.'s MIPS final score?

The 2023 MIPS final score is 0 of 100. 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.