CALLA M HOLMGREN MD
NPI 1194805002
Obstetrics & Gynecology - Maternal & Fetal Medicine in Park Ridge, IL
About Calla M Holmgren Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CALLA M HOLMGREN MD (NPI 1194805002) is an individual maternal & fetal medicine provider in Park Ridge, Illinois, licensed in Illinois (036.110796) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS and is a graduate of Medical College Of Wisconsin (1999).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Calla M Holmgren 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60068 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PARK RIDGE, IL 60068
PARK RIDGE, IL 60068
PARK RIDGE, IL 60068
PARK RIDGE, IL 60068
PARK RIDGE, IL 60068
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 Calla Holmgren's NPI number?
The NPI number for Calla Holmgren is 1194805002. It was assigned to this individual provider in the NPPES registry on October 16, 2006.
Where is Calla Holmgren located?
Calla Holmgren practices at 1875 Dempster St, Park Ridge, IL 60068. The listed phone number is (847) 723-8610.
What is Calla Holmgren's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.
Is Calla Holmgren enrolled in Medicare?
Yes. Calla Holmgren 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.
What insurance does Calla Holmgren accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Calla Holmgren as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Calla Holmgren was last updated on April 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.
# Calla M Holmgren, MD · NPI 1194805002
Maternal & Fetal Medicine physician in Park Ridge, Illinois. Individual provider, active in the CMS NPPES registry since October 16, 2006.
## Identity
- **NPI:** 1194805002 (Entity type: Individual)
- **Enumerated:** October 16, 2006
- **Primary specialty:** Obstetrics & Gynecology - Maternal & Fetal Medicine · taxonomy 207VM0101X
- **State license:** 036.110796 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 1875 DEMPSTER ST, Park Ridge, IL 60068-1186
- **Phone:** (847) 723-8610
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Medical College Of Wisconsin, class of 1999
## Record status
- **NPPES last updated:** April 17, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1194805002) · Data from the CMS NPPES public registry.