Doctor profile · Federal record

Dr. Katherine Castillo, MSN

Family Nurse Practitioner (CMS: Nurse Practitioner) · Family Nurse Practitioner · Munster, IN

  • NPI 1598067746
  • Accepts Medicare
  • 16 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
701 Superior Ave Ste 3400
Munster, IN 463214037
(219) 934-9818
fax (219) 934-9815
Mailing address
Po Box 781076
Detroit, MI 482781076

Credentials & registration

NPPES · NUCC
NPI registered
November 2010 — 16 yrs on file
Profile last updated
March 23, 2026
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Indiana #71003535A · Indiana #28169270A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598067746. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
127
Distinct HCPCS
4
Medicare allowed
$6,864
HCPCS Description Services Patients Avg allowed
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 43 43 $31
99213 Established patient office or other outpatient visit, 20-29 minutes 40 28 $71
Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory 23 23 $35
99214 Established patient office or other outpatient visit, 30-39 minutes 21 20 $90

In context: peer comparison

Among 34 peers in Munster Family Nurse Practitioner, average services per provider: 104. This provider delivers 1.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
108
Patients
43
Total drug cost
$14,378
Drug Type Claims Patients Total cost
Estradiol Generic 41 19 $3,012
Premarin (Estrogens, Conjugated) Brand 21 0 $10,748
Metronidazole Generic 18 11 $226
Fluconazole Generic 17 13 $107
Medroxyprogesterone Acetate Generic 11 0 $285

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Castillo's medical specialty?
Dr. Katherine Castillo practices Family Nurse Practitioner in Munster, IN.
Where does Dr. Katherine Castillo practice?
Dr. Katherine Castillo practices at 701 Superior Ave Ste 3400, Munster, IN 463214037. Office phone: 2199349818.
What is Dr. Katherine Castillo's NPI?
Dr. Katherine Castillo's National Provider Identifier (NPI) is 1598067746, issued by NPPES.
Does Dr. Katherine Castillo accept Medicare assignment?
Yes. Dr. Katherine Castillo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Castillo commonly perform?
Top Medicare-reported procedures in 2023: Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Established patient office or other outpatient visit (HCPCS 99213); Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (HCPCS Q0091). Source: CMS Medicare Physician & Other Practitioners file.