Doctor profile · Federal record

Dr. Gretchen York

Family Nurse Practitioner (CMS: Nurse Practitioner) · Nurse Practitioner · Chicago, IL

  • NPI 1013472406
  • Accepts Medicare
  • MIPS 92.1 / 100 · 2023
  • 8 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
259 E Erie St
Chicago, IL 606112987
(610) 212-4235
Mailing address
4053 N Greenview Ave Unit 2
Chicago, IL 606131923

Credentials & registration

NPPES · NUCC
NPI registered
February 2019 — 7 yrs on file
Profile last updated
October 20, 2022
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
Utah #12772236-4405 · Illinois #209.018880

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013472406. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
67
Distinct HCPCS
3
Medicare allowed
$6,826
HCPCS Description Services Patients Avg allowed
99205 New patient office or other outpatient visit, 60-74 minutes 29 29 $142
38222 Biopsy and aspiration of bone marrow sample for diagnosis 19 18 $62
99214 Established patient office or other outpatient visit, 30-39 minutes 19 16 $80

In context: peer comparison

Among 231 peers in Chicago Family Nurse Practitioner, average services per provider: 226. This provider delivers 0.3× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gretchen York's medical specialty?
Dr. Gretchen York practices Family Nurse Practitioner in Chicago, IL.
Where does Dr. Gretchen York practice?
Dr. Gretchen York practices at 259 E Erie St, Chicago, IL 606112987. Office phone: 6102124235.
What is Dr. Gretchen York's NPI?
Dr. Gretchen York's National Provider Identifier (NPI) is 1013472406, issued by NPPES.
Does Dr. Gretchen York accept Medicare assignment?
Yes. Dr. Gretchen York accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gretchen York commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99205); Biopsy and aspiration of bone marrow sample for diagnosis (HCPCS 38222); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.