Doctor profile · Federal record

Dr. Karen Reardon, MD

Rheumatology Physician · Manteca, CA

  • NPI 1013095827
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
1079 Eucalyptus Street, Ste A
Manteca, CA 953374317
(209) 284-4561
fax (209) 284-4562
Additional location
2510 Airpark Drive, Ste 305
Redding, CA 960012462
Additional location
530 W Eaton Avenue, Ste C
Tracy, CA 953763454
Show 1 more location
Additional location
6600 Madison Avenue, Ste 2
Carmichael, CA 956080645

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
March 27, 2024
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
California #G74304

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013095827. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
46
Distinct HCPCS
2
Medicare allowed
$4,353
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 31 31 $95
99214 Established patient office or other outpatient visit, 30-39 minutes 15 15 $95

In context: peer comparison

Among 2 peers in this city , average services per provider: 16,647. This provider delivers 0.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
291
Patients
189
Total drug cost
$9,082
Drug Type Claims Patients Total cost
Hydroxychloroquine Sulfate Generic 73 52 $4,273
Methotrexate (Methotrexate Sodium) Brand 60 45 $1,716
Prednisone Generic 56 47 $622
Celecoxib Generic 26 18 $1,287
Leflunomide Generic 25 15 $776
Alendronate Sodium Generic 23 12 $236
Insulin Syringe (Syringe And Needle,insulin,1ml) Brand 17 0 $94
Folic Acid Generic 11 0 $78

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Reardon's medical specialty?
Dr. Karen Reardon practices Rheumatology Physician in Manteca, CA.
Where does Dr. Karen Reardon practice?
Dr. Karen Reardon practices at 1079 Eucalyptus Street, Manteca, CA 953374317. Office phone: 2092844561.
What is Dr. Karen Reardon's NPI?
Dr. Karen Reardon's National Provider Identifier (NPI) is 1013095827, issued by NPPES.
What procedures does Dr. Karen Reardon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.