NATALIE JEAN HAUGEN DO
NPI 1861078263
Emergency Medicine in La Jolla, CA
About Natalie Jean Haugen Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NATALIE JEAN HAUGEN DO (NPI 1861078263) is an individual emergency medicine provider in La Jolla, California, licensed in California (20A23919) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS, is affiliated with Ascension Columbia St Mary's Hospital Milwaukee, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Accepted Insurance
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
Natalie Jean Haugen Do 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 Natalie Haugen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
La Jolla, CA 92037
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Regents Of The University Of California
- 221 clinicians in this Medicare group
Milwaukee, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Emergency Medicine Specialists Sc
- 244 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ascension Columbia St Mary's Hospital Milwaukee
Acute Care Hospitals · Milwaukee, WIAscension All Saints Hospital
Acute Care Hospitals · Racine, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92037 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 14
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LA JOLLA, CA 92037
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 Natalie Haugen's NPI number?
The NPI number for Natalie Haugen is 1861078263. It was assigned to this individual provider in the NPPES registry on March 24, 2021.
Where is Natalie Haugen located?
Natalie Haugen practices at 8910 Villa La Jolla Dr Ste 100, La Jolla, CA 92037. The listed phone number is (800) 926-8273.
What is Natalie Haugen's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Natalie Haugen enrolled in Medicare?
Yes. Natalie Haugen 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 Natalie Haugen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Natalie Haugen reassigns Medicare benefits to 2 organizations: Regents Of The Unviersity Of California (La Jolla, CA) and Emergency Medicine Specialists, S.C. (Milwaukee, WI). 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 Natalie Haugen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Natalie Haugen accept?
Health plans from CareSource (Common Ground Healthcare) list Natalie Haugen 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.
Is Natalie Haugen affiliated with any hospitals?
According to CMS data, Natalie Haugen is affiliated with Ascension Columbia St Mary's Hospital Milwaukee and Ascension All Saints Hospital.
When was this NPI record last updated?
The NPPES record for Natalie Haugen was last updated on May 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Natalie Jean Haugen, DO · NPI 1861078263
Emergency Medicine physician in La Jolla, California. Individual provider, active in the CMS NPPES registry since March 24, 2021.
## Identity
- **NPI:** 1861078263 (Entity type: Individual)
- **Enumerated:** March 24, 2021
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 20A23919 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 8910 VILLA LA JOLLA DR STE 100, La Jolla, CA 92037-1701
- **Phone:** (800) 926-8273
## 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): Regents Of The Unviersity Of California (NPI 1629095500, La Jolla, CA); Emergency Medicine Specialists, S.C. (NPI 1568413524, Milwaukee, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Touro Un Col Of Osteopathic Medicine, New York, class of 2021
## Record status
- **NPPES last updated:** May 16, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1861078263) · Data from the CMS NPPES public registry.