Doctor profile · Federal record

Dr. Rhonda Lambert, MD

Rheumatology Physician · Internal Medicine Physician · San Mateo, CA

  • NPI 1942230230
  • MIPS 73.7 / 100 · 2023
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
101 S San Mateo Dr Ste 307
San Mateo, CA 944013844
(650) 348-6011
fax (650) 348-6027
Additional location
1900 OFarrell St Ste 190
San Mateo, CA 944031372
(650) 306-9490
fax (650) 306-0250

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
April 25, 2024
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
California #A41349

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942230230. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
10,179
Distinct HCPCS
10
Medicare allowed
$535,688
HCPCS Description Services Patients Avg allowed
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) 6,600 11 $42
J0897 Injection, denosumab, 1 mg 2,220 21 $23
99215 Established patient office or other outpatient visit, 40-54 minutes 504 201 $213
99214 Established patient office or other outpatient visit, 30-39 minutes 193 125 $153
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 145 30 $86
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 125 27 $1
J1100 Injection, dexamethasone sodium phosphate, 1 mg 107 23 $0
20610 Aspiration and/or injection of fluid from large joint 89 42 $96
96372 Injection of drug or substance under skin or into muscle 70 26 $18
96413 Administration of chemotherapy into vein, 1 hour or less 55 25 $177

In context: peer comparison

Among 2 peers in San Mateo Rheumatology Physician, average services per provider: 1,053. This provider delivers 9.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$136,664
Transactions
205
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Genzyme Corporation 37 $33,893.53
GlaxoSmithKline, LLC. 33 $29,285.63
Pfizer INC. 35 $24,748.35
AstraZeneca Pharmaceuticals Lp 35 $17,827.59
Ucb, INC. 19 $15,391.54
Abbvie INC. 20 $11,702.02
Janssen Biotech, INC. 7 $2,546.74
Amgen INC. 10 $665.24
Novartis Pharmaceuticals Corporation 2 $201.66
Boehringer Ingelheim Pharmaceuticals, INC. 2 $153.79
Sanofi-Aventis U.S. LLC 1 $99.00
Janssen Research & Development, LLC 1 $81.96
Alexion Pharmaceuticals, INC. 1 $29.45
Aurinia Pharma U.S., INC. 1 $29.13
Janssen Scientific Affairs, LLC 1 $8.75

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$100,969
Consulting Fee
$15,830
Travel and Lodging
$14,478
Food and Beverage
$5,288
Education
$99

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,275
Patients
342
Total drug cost
$61,596
Drug Type Claims Patients Total cost
Prednisone Generic 197 56 $3,544
Methotrexate (Methotrexate Sodium) Brand 163 42 $7,061
Hydroxychloroquine Sulfate Generic 147 43 $12,476
Meloxicam Generic 99 32 $1,218
Celecoxib Generic 95 27 $7,930
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 90 17 $4,157
Tramadol Hcl Generic 80 13 $980
Leflunomide Generic 75 21 $7,898
Zolpidem Tartrate Generic 57 13 $654
Oxycodone Hcl Generic 51 0 $1,733

Frequently asked questions

Auto-generated from federal data
What is Dr. Rhonda Lambert's medical specialty?
Dr. Rhonda Lambert practices Rheumatology Physician in San Mateo, CA.
Where does Dr. Rhonda Lambert practice?
Dr. Rhonda Lambert practices at 101 S San Mateo Dr Ste 307, San Mateo, CA 944013844. Office phone: 6503486011.
What is Dr. Rhonda Lambert's NPI?
Dr. Rhonda Lambert's National Provider Identifier (NPI) is 1942230230, issued by NPPES.
What procedures does Dr. Rhonda Lambert commonly perform?
Top Medicare-reported procedures in 2023: 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) (HCPCS J0129); Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.