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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ANGELA M HOLBROOK M.D.
NPI 1790731545
Emergency Medicine in Warrenton, MO

Active since May 25, 2006PECOS Enrolled
605 E BOONESLICK RD, WARRENTON, MO 63383(636) 456-0188 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Angela M Holbrook M.d. NPPES

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

ANGELA M HOLBROOK M.D. (NPI 1790731545) is an individual emergency medicine provider in Warrenton, Missouri, licensed in Missouri (103133) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1790731545
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameANGELA M HOLBROOKCredential: M.D.
Location Address605 E BOONESLICK RDWarrenton, MO 63383-2127
Mailing Address1836 Lackland Hill Pkwy, Attn: CredentialingSaint Louis, MO 63146-3572 · (314) 989-0300 · Fax (314) 810-1399
Phone(636) 456-0188
Sole ProprietorNo
Enumeration DateMay 25, 2006
Last NPPES UpdateSeptember 29, 2026
✔ NPI 1790731545 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in MO · 103133
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.
Also ListedEmergency Medicine · Pediatric Emergency MedicineTaxonomy 207PP0204X · License 103133 (MO)
605 E BOONESLICK RD, Warrenton, MO 63383
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Other Identifiers 1

Medicaid1790731545MO

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Angela M Holbrook M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Angela Holbrook reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Southeastern Emergency Physicians Of Memphis LLC
54 mi
Emergency Medicine
1 MEMORIAL DR
Alton, IL 62002
  • Reassigned Medicare billing, Illinois enrollment
  • 65 clinicians in this Medicare group
NPI 1437105277 (618) 463-7474

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 2

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.
34 services34 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
18 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63383 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
$81.64 typical visit price
range $52.28 – $161.24
Typical copayment $20.41 (range $13.07 – $40.31)
Most-billed visit code 99203
Established Patient
$93.24 typical visit price
range $16.30 – $131.05
Typical copayment $23.31 (range $4.07 – $32.76)
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.

Other Providers at the Same Location NPPES 13

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. CHRISTOPHER GENE GRAVES D.O.
Family Medicine
605 E BOONESLICK RD, SUITE ONE
WARRENTON, MO 63383
Warren County (636) 456-1448
SSM ST. JOSEPH HOSPITAL WEST
Internal Medicine
605 E BOONESLICK RD
WARRENTON, MO 63383
Warren County (636) 456-0188
SARA E RICHARDSON P.T.
Physical Therapist
605 E BOONESLICK RD, SUITE 3
WARRENTON, MO 63383
Warren County (636) 456-6350
NICOLE LYNNE LARRISON FNP
Nurse Practitioner (Family)
605 E BOONESLICK RD
WARRENTON, MO 63383
Warren County (636) 456-6103
JOSEPH SCHMERSAHL MPT
Physical Therapist
605 E BOONESLICK RD, SUITE 3
WARRENTON, MO 63383
Warren County (636) 456-6350
PATIENTS FIRST HEALTH CARE LLC
Family Medicine
605 E BOONESLICK RD
WARRENTON, MO 63383
Warren County (636) 456-6103
CAROL A THOMPSON PT
Physical Therapist
605 E BOONESLICK RD, SUITE 3
WARRENTON, MO 63383
Warren County (636) 456-6350
BABAR ENTERPRISES LLC
Physical Therapist
605 E BOONESLICK RD, SUITE 3
WARRENTON, MO 63383
Warren County (636) 456-6350

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 Angela Holbrook's NPI number?

The NPI number for Angela Holbrook is 1790731545. It was assigned to this individual provider in the NPPES registry on May 25, 2006.

Where is Angela Holbrook located?

Angela Holbrook practices at 605 E Booneslick Rd, Warrenton, MO 63383. The listed phone number is (636) 456-0188.

What is Angela Holbrook's specialty?

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

Is Angela Holbrook enrolled in Medicare?

Yes. Angela Holbrook is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Angela Holbrook's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Angela Holbrook reassigns Medicare benefits to Southeastern Emergency Physicians Of Memphis LLC (Alton, IL). The 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 Angela Holbrook's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Angela Holbrook was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 32 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.