Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Natalie Kostinsky, MD

Individual provider Emergency Medicine Physician · NPI 1205835881

Natalie Kostinsky, MD is a Family Practice in Crystal Lake, Illinois. Qualified in 1973, 53 years ago. Practices with Northwestern Medical Faculty Foundation, a 4,394-clinician group, works from 6 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
53
Licensed in
IL
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

360 Station Dr
Crystal Lake, IL 60014
Phone: (815) 338-6600
Fax: (815) 455-8044
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (5)

  • 934 Center St, Elgin, IL 60120-2125 — (847) 429-8750
  • 10350 Haligus Rd, Huntley, IL 60142-9545 — (815) 338-6600
  • 2507 N Richmond Rd, McHenry, IL 60051-5407 — (815) 338-6600
  • 486 Randall Rd Unit B, South Elgin, IL 60177-3354 — (224) 783-5000
  • 1925 Huntley Rd, West Dundee, IL 60118-9301 — (815) 338-6600

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 036093665 (IL)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 036093665 (IL)

Record details

NPI number1205835881
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 18, 2005
Last updated in NPPESJanuary 9, 2025
Certification dateJanuary 9, 2025
Mailing address360 Station Dr, Crystal Lake, IL 60014-7978

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyFAMILY PRACTICE
Also practisesEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 1973 (53 years in practice)
Group practice Northwestern Medical Faculty Foundation — 4394 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations21 on file with Medicare

Other providers in Crystal Lake