Doctor profile · Federal record

Dr. Katarzyna Gilek-Seibert, MD

Internal Medicine Physician (CMS: Rheumatology) · Rheumatology Physician · Providence, RI

  • NPI 1972651677
  • Accepts Medicare
  • 25 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
50 Maude St
Providence, RI 029084325
(401) 456-2699
fax (401) 456-2684

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
August 23, 2014
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Rhode Island #MD14755
Medicaid
MA #1302868

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972651677. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
283
Distinct HCPCS
4
Medicare allowed
$31,665
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 124 79 $121
99215 Established patient office or other outpatient visit, 40-54 minutes 80 42 $179
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 68 13 $1
99205 New patient office or other outpatient visit, 60-74 minutes 11 11 $203

In context: peer comparison

Among 103 peers in this city , average services per provider: 76. This provider delivers 3.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$36,314
Transactions
138
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 75 $34,600.83
Janssen Biotech, Inc. 7 $368.36
Amgen Inc. 10 $305.56
UCB, Inc. 8 $273.56
PFIZER INC. 17 $161.29
AstraZeneca Pharmaceuticals LP 6 $127.80
Novartis Pharmaceuticals Corporation 2 $114.39
GENZYME CORPORATION 2 $79.33
Alexion Pharmaceuticals, Inc. 3 $72.29
Mallinckrodt Hospital Products Inc. 2 $53.40
Lilly USA, LLC 2 $48.03
GlaxoSmithKline, LLC. 1 $30.59
E.R. Squibb & Sons, L.L.C. 1 $27.88
Radius Health, Inc. 1 $27.30
SCILEX PHARMACEUTICALS INC. 1 $22.91

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
$29,925
Food and Beverage
$3,118
Travel and Lodging
$3,093
Education
$178

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,178
Patients
204
Total drug cost
$602,842
Drug Type Claims Patients Total cost
Hydroxychloroquine Sulfate Generic 202 49 $13,190
Prednisone Generic 193 35 $1,331
Tramadol Hcl Generic 140 16 $1,587
Methotrexate (Methotrexate Sodium) Brand 131 35 $3,863
Alendronate Sodium Generic 71 16 $827
Allopurinol Generic 70 18 $1,079
Diclofenac Sodium Generic 62 20 $2,104
Gabapentin Generic 52 0 $550
Leflunomide Generic 48 15 $2,472
Humira(Cf) Pen (Adalimumab) Brand 45 0 $315,656

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Katarzyna Gilek-Seibert's medical specialty?
Dr. Katarzyna Gilek-Seibert practices Internal Medicine Physician in Providence, RI.
Where does Dr. Katarzyna Gilek-Seibert practice?
Dr. Katarzyna Gilek-Seibert practices at 50 Maude St, Providence, RI 029084325. Office phone: 4014562699.
What is Dr. Katarzyna Gilek-Seibert's NPI?
Dr. Katarzyna Gilek-Seibert's National Provider Identifier (NPI) is 1972651677, issued by NPPES.
Does Dr. Katarzyna Gilek-Seibert accept Medicare assignment?
Yes. Dr. Katarzyna Gilek-Seibert accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katarzyna Gilek-Seibert 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 99215); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301). Source: CMS Medicare Physician & Other Practitioners file.