Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. NATALIE BONTHIUS MD
NPI 1891424388
Emergency Medicine in Temecula, CA

Active since June 09, 2022PECOS EnrolledAccepts Medicare Assignment
UHS SOCAL MEC 31700 TEMECULA PARKWAY, PARKWAY SUITES # 1- GME, TEMECULA, CA 92592(951) 331-2535 Get Directions Write a Review

NPPES record last updated: July 8, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 8, 2026, Jul 2, 2025, Nov 22, 2024 and 1 more (4 updates tracked since 2022).

About Dr. Natalie Bonthius Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. NATALIE BONTHIUS MD (NPI 1891424388) is an individual emergency medicine provider in Temecula, California, licensed in Washington (MD70112068) and active in the NPI registry since June 2022. She is enrolled in Medicare PECOS, is affiliated with Mary Hitchcock Memorial Hospital, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1891424388
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. NATALIE BONTHIUSCredential: MD
Location AddressUHS SOCAL MEC 31700 TEMECULA PARKWAY, PARKWAY SUITES # 1- GMETemecula, CA 92592
Mailing AddressUhs Socal Mec 31700 Temecula Parkway, Parkway Suites # 1- GmeTemecula, CA 92592 · (951) 331-2535
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateJune 9, 2022
Last NPPES UpdateJuly 8, 20264 updates tracked since enumeration
NPPES CertifiedJuly 8, 2026
NPI 1891424388 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses Licensed in WA · MD70112068 Licensed in NH · 34502 Licensed in CA · 190796
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
UHS SOCAL MEC 31700 TEMECULA PARKWAY, Temecula, CA 92592

Secondary Practice Locations 3

Location 110 Alice Peck Day DrLebanon, NH 03766-2900 · Phone (603) 448-3121
Location 2273 County RdNew London, NH 03257-5736 · Phone (603) 526-2911
Location 31 Medical Center DrLebanon, NH 03756-0001 · Phone (603) 650-5000

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

Dr. Natalie Bonthius 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.

PECOS PAC ID4789111030
PECOS Enrollment IDI20250718003243
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
13 services13 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mary Hitchcock Memorial Hospital

Acute Care Hospitals · Lebanon, NH
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number300003
Location1 Medical Center DriveLebanon, NH 03756 · Grafton County
Emergency services Birthing friendly

New London Hospital

Critical Access Hospitals · New London, NH
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number301304
Location273 County RoadNew London, NH 03257 · Merrimack County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92592 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$91.88 typical visit price
range $59.60 – $179.42
Typical copayment $22.97 (range $14.90 – $44.85)
Most-billed visit code 99203
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Bonthius's NPI number?

The NPI number for Natalie Bonthius is 1891424388. It was assigned to this individual provider in the NPPES registry on June 9, 2022.

Where is Natalie Bonthius located?

Natalie Bonthius practices at Uhs Socal Mec 31700 Temecula Parkway Parkway Suites # 1- Gme, Temecula, CA 92592. The listed phone number is (951) 331-2535.

What is Natalie Bonthius's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Natalie Bonthius enrolled in Medicare?

Yes. Natalie Bonthius 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 Natalie Bonthius accept?

Health plans from Ambetter from NH Healthy Families list Natalie Bonthius 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 Bonthius affiliated with any hospitals?

According to CMS data, Natalie Bonthius is affiliated with Mary Hitchcock Memorial Hospital and New London Hospital.

When was this NPI record last updated?

The NPPES record for Natalie Bonthius was last updated on July 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days 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.