Brigid Maura Freyne, M.D.
Rheumatology Physician · Murrieta, CA
Brigid Maura Freyne, M.D. is a rheumatology physician with a practice address in Murrieta, California, and NPI 1689640856, issued on Feb 27, 2006. Check the license (California A64382, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Brigid Maura Freyne
- Credential
- M.D.
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- A64382 CA
Self-reported in NPPES; status is on the state search - Practice location
- 39755 Murrieta Hot Springs RD, Murrieta, CA 92563
- Phone
- (951) 696-4600
- Enumerated
- Feb 27, 2006
- Record last updated
- Dec 13, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (951) 696-4601
- Medicaid ID
- 00A643822 CA
- Medicare enrollment
- Enrolled (PECOS I20040916000508); accepts Medicare assignment
- Medical or professional school
- Saint Louis University School Of Medicine, 1996
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 926 in California → Look up another NPI →
Also registered at 39755 Murrieta Hot Springs RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Brigid Maura Freyne in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A64382Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.2 times the Medicare Part D claims of the average rheumatology physician in 2024
8,386 Medicare Part D claims for 770 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 973 claims were for opioids.
Most prescribed
- Methotrexate482 claims
- Hydroxychloroquine Sulfate463 claims
- Alendronate Sodium390 claims
- Prednisone373 claims
- Levothyroxine Sodium368 claims
- Hydrocodone-Acetaminophen360 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): 89.5 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $8,979.51
278 payments; by number, the most common kind was food and beverage; the largest payer was Kyowa Kirin, Inc. The 4,486 providers of this specialty with any payment received $8,538.33 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.
Brigid Maura Freyne among 926 rheumatology physician records in California
Brigid Maura Freyne, M.D. is one of 926 rheumatology 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 6% of them.
- NPI issued2006 · 6% of these records are older, 55% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1996 · median 2003 among the 641 with a school on file
- Record last updated2017 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in California
There are 926 rheumatology physician records in California.
All 926 in California → Every provider in Murrieta → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Sana Afroz, MDMoreno Valley, CA 925551356724074
- Heather Gillespie, M.D.Moreno Valley, CA 925551346380748
- Amal Mehta, M.D.Hemet, CA 925431639374549
- Dharmarajan Ramaswamy, M.DHemet, CA 925431174684815
- Janki Trivedi, M.D.Sun City, CA 925861356665905
- Purva Chhibar, M.D.Temecula, CA 925921710390844
- Khin Sandar Lim, M.DWildomar, CA 925951609280940
- Christine Leehealey, MDIrvine, CA 926041316055809
Common questions
What is Brigid Maura Freyne, M.D.'s NPI number?
Brigid Maura Freyne, M.D.'s National Provider Identifier (NPI) is 1689640856, issued on Feb 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Brigid Maura Freyne, M.D. located?
The NPPES record lists a practice address at 39755 Murrieta Hot Springs RD, Murrieta, CA, 92563. Phone: (951) 696-4600. Providers update this record themselves, so call before visiting.
How can I verify Brigid Maura Freyne, M.D.'s license?
NPPES lists California license number A64382, 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 Brigid Maura Freyne, M.D. prescribe under Medicare Part D?
In 2024, Brigid Maura Freyne, M.D. had 8,386 Medicare Part D claims for 770 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
What is Brigid Maura Freyne, M.D.'s MIPS final score?
The 2023 MIPS final score is 89.5 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.