Doctor profile · Federal record

Dr. Katherine Frigo, DNP, APRN, AGPCNP-BC

Nurse Practitioner · Registered Nurse · Naperville, IL

  • NPI 1487251096
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1020 E Ogden Ave
Naperville, IL 605638609
(630) 545-7565
fax (630) 545-7580
Mailing address
Po Box 713260
Chicago, IL 606771260

Credentials & registration

NPPES · NUCC
NPI registered
October 2020 — 6 yrs on file
Profile last updated
June 30, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363L00000X — NUCC code
State licenses (2)
Illinois #209022872 · Illinois #041385203

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487251096. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
271
Distinct HCPCS
5
Medicare allowed
$20,840
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 133 119 $80
99203 New patient office or other outpatient visit, 30-44 minutes 92 92 $99
99212 Established patient office or other outpatient visit, 10-19 minutes 20 19 $50
82565 Blood creatinine level 13 12 $5
84520 Urea nitrogen level to assess kidney function, quantitative 13 12 $4

In context: peer comparison

Among 37 peers in Naperville Nurse Practitioner, average services per provider: 198. This provider delivers 1.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,335
Transactions
20
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 13 $1,005.59
Silk Road Medical, INC. 1 $200.00
Zoll Services LLC (A/K/A Zoll LifeCor Corp) 3 $61.48
Janssen Pharmaceuticals, INC 2 $38.83
Pfizer INC. 1 $28.79

By nature of payment

Food and Beverage
$633
Travel and Lodging
$502
Compensation for Serving As Faculty or As A Speaker for A Medical Education Program
$200

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
101
Patients
38
Total drug cost
$12,550
Drug Type Claims Patients Total cost
Clopidogrel (Clopidogrel Bisulfate) Brand 59 25 $1,071
Atorvastatin Calcium Generic 23 13 $208
Xarelto (Rivaroxaban) Brand 19 0 $11,272

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Frigo's medical specialty?
Dr. Katherine Frigo practices Nurse Practitioner in Naperville, IL.
Where does Dr. Katherine Frigo practice?
Dr. Katherine Frigo practices at 1020 E Ogden Ave, Naperville, IL 605638609. Office phone: 6305457565.
What is Dr. Katherine Frigo's NPI?
Dr. Katherine Frigo's National Provider Identifier (NPI) is 1487251096, issued by NPPES.
Does Dr. Katherine Frigo accept Medicare assignment?
Yes. Dr. Katherine Frigo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Frigo commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.