Doctor profile · Federal record

Dr. Brigid Freyne, M.D.

Rheumatology Physician (CMS: Rheumatology) · Murrieta, CA

  • NPI 1689640856
  • Accepts Medicare
  • MIPS 89.5 / 100 · 2023
  • 30 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
39755 Murrieta Hot Springs RD, Suite F110
Murrieta, CA 925639101
(951) 696-4600
fax (951) 696-4601

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
December 13, 2017
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
California #A64382
Medicaid
CA #00A643822

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689640856. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
97,145
Distinct HCPCS
10
Medicare allowed
$2,117,724
HCPCS Description Services Patients Avg allowed
J3111 Injection, romosozumab-aqqg, 1 mg 41,160 35 $10
J0897 Injection, denosumab, 1 mg 16,920 175 $23
J1602 Injection, golimumab, 1 mg, for intravenous use 13,200 17 $13
J0129 Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) 7,300 14 $42
J7320 Hyaluronan or derivitive, genvisc 850, for intra-articular injection, 1 mg 6,175 38 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 2,173 588 $132
86235 Measurement of antibody for assessment of autoimmune disorder, any method 1,212 164 $18
99213 Established patient office or other outpatient visit, 20-29 minutes 898 219 $94
96401 Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle 895 219 $79
36415 Insertion of needle into vein for collection of blood sample 842 503 $8

In context: peer comparison

Among 1 peers in this city , average services per provider: 2,259. This provider delivers 43× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$8,980
Transactions
247
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Kyowa Kirin, Inc. 9 $2,422.90
Mallinckrodt Hospital Products Inc. 21 $828.45
Janssen Biotech, Inc. 34 $782.82
Amgen Inc. 41 $672.49
ANI Pharmaceuticals, Inc. 19 $483.01
Radius Health, Inc. 18 $369.07
PFIZER INC. 19 $365.48
Novartis Pharmaceuticals Corporation 15 $337.48
UCB, Inc. 14 $322.85
Lilly USA, LLC 12 $306.97
GlaxoSmithKline, LLC. 11 $284.77
ABBVIE INC. 12 $277.51
Boehringer Ingelheim Pharmaceuticals, Inc. 9 $267.93
Organon Llc 4 $220.72
AstraZeneca Pharmaceuticals LP 9 $173.92

By nature of payment

Food and Beverage
$6,527
Consulting Fee
$1,725
Travel and Lodging
$451
Education
$277

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,075
Patients
1,039
Total drug cost
$100,871
Drug Type Claims Patients Total cost
Methotrexate (Methotrexate Sodium) Brand 434 115 $20,500
Levothyroxine Sodium Generic 427 112 $8,491
Prednisone Generic 397 95 $4,840
Hydroxychloroquine Sulfate Generic 379 98 $21,392
Alendronate Sodium Generic 362 129 $5,115
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 337 45 $7,298
Allopurinol Generic 325 78 $4,899
Tramadol Hcl Generic 279 59 $3,762
Gabapentin Generic 239 59 $6,388
Cyclobenzaprine Hcl Generic 188 64 $4,072

Frequently asked questions

Auto-generated from federal data
What is Dr. Brigid Freyne's medical specialty?
Dr. Brigid Freyne practices Rheumatology Physician in Murrieta, CA.
Where does Dr. Brigid Freyne practice?
Dr. Brigid Freyne practices at 39755 Murrieta Hot Springs RD, Murrieta, CA 925639101. Office phone: 9516964600.
What is Dr. Brigid Freyne's NPI?
Dr. Brigid Freyne's National Provider Identifier (NPI) is 1689640856, issued by NPPES.
Does Dr. Brigid Freyne accept Medicare assignment?
Yes. Dr. Brigid Freyne accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brigid Freyne commonly perform?
Top Medicare-reported procedures in 2023: Injection, romosozumab-aqqg, 1 mg (HCPCS J3111); Injection, denosumab, 1 mg (HCPCS J0897); Injection, golimumab, 1 mg, for intravenous use (HCPCS J1602). Source: CMS Medicare Physician & Other Practitioners file.