CAITLIN MACGREGOR MD
NPI 1548674575
Obstetrics & Gynecology - Maternal & Fetal Medicine in Evanston, IL
About Caitlin Macgregor Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CAITLIN MACGREGOR MD (NPI 1548674575) is an individual maternal & fetal medicine provider in Evanston, Illinois, licensed in Illinois (036145306) and active in the NPI registry since June 2014. She is enrolled in Medicare PECOS, is affiliated with Northshore University Healthsystem - Evanston Hospital, and is a graduate of Northeastern Ohio University College Of Medicine (2014).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Caitlin Macgregor Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Caitlin Macgregor reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Evanston, IL 60201
- Reassigned Medicare billing, Illinois enrollment
- 4,841 clinicians in this Medicare group
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 1,905 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Northshore University Healthsystem - Evanston Hospital
Acute Care Hospitals · Evanston, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60201 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
EVANSTON, IL 60201
EVANSTON, IL 60201
EVANSTON, IL 60201
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Caitlin Macgregor's NPI number?
The NPI number for Caitlin Macgregor is 1548674575. It was assigned to this individual provider in the NPPES registry on June 18, 2014.
Where is Caitlin Macgregor located?
Caitlin Macgregor practices at 2650 Ridge Ave # 1420, Evanston, IL 60201. The listed phone number is (847) 570-2860.
What is Caitlin Macgregor's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.
Is Caitlin Macgregor enrolled in Medicare?
Yes. Caitlin Macgregor is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Caitlin Macgregor's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Caitlin Macgregor reassigns Medicare benefits to 2 organizations: Endeavor Health Medical Group (Evanston, IL) and The University Of Chicago Medical Center (Chicago, IL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Caitlin Macgregor's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Caitlin Macgregor affiliated with any hospitals?
According to CMS data, Caitlin Macgregor is affiliated with Northshore University Healthsystem - Evanston Hospital.
When was this NPI record last updated?
The NPPES record for Caitlin Macgregor was last updated on May 11, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Caitlin Macgregor, MD · NPI 1548674575
Maternal & Fetal Medicine physician in Evanston, Illinois. Individual provider, active in the CMS NPPES registry since June 18, 2014.
## Identity
- **NPI:** 1548674575 (Entity type: Individual)
- **Enumerated:** June 18, 2014
- **Primary specialty:** Obstetrics & Gynecology - Maternal & Fetal Medicine · taxonomy 207VM0101X
- **State license:** 036145306 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 2650 RIDGE AVE # 1420, Evanston, IL 60201-1700
- **Phone:** (847) 570-2860
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Endeavor Health Medical Group (NPI 1265695944, Evanston, IL); The University Of Chicago Medical Center (NPI 1033218128, Chicago, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Northeastern Ohio University College Of Medicine, class of 2014
## Record status
- **NPPES last updated:** May 11, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1548674575) · Data from the CMS NPPES public registry.