ANDREW DAWSON D.O.
NPI 1912353533
Psychiatry & Neurology - Neurology in Lake Saint Louis, MO

Q: What is Andrew Dawson's NPI number?

The NPI number for Andrew Dawson is 1912353533. It was assigned to this individual provider in the NPPES registry on May 12, 2016.

Q: What is Andrew Dawson's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Q: When was this NPI record last updated?

The NPPES record for Andrew Dawson was last updated on September 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.

Active since May 12, 2016PECOS EnrolledAccepts Medicare Assignment

2300 HRC PLAZA DR, LAKE SAINT LOUIS, MO 63367(636) 425-4673(636) 898-8198 Get Directions Write a Review

NPPES record last updated: September 5, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 5, 2025, Mar 3, 2025, Apr 8, 2024 and 5 more (8 updates tracked since 2016).

On this page

About Andrew Dawson D.o. NPPES

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

ANDREW DAWSON D.O. (NPI 1912353533) is an individual neurology provider in Lake Saint Louis, Missouri, licensed in Missouri (2021011023) and active in the NPI registry since May 2016. He is enrolled in Medicare PECOS, is affiliated with Hannibal Regional Hospital, and maintains a secondary practice location in Hannibal.

NPPES Registry Identity

NPI1912353533

Entity TypeIndividualMale

Primary Taxonomy2084N0400X

Provider Legal NameANDREW DAWSONCredential: D.O.

Location Address2300 HRC PLAZA DRLake Saint Louis, MO 63367-2367

Mailing Address2300 Hrc Plaza DrLake Saint Louis, MO 63367-2367 · (636) 425-4673

Phone(636) 425-4673

Fax(636) 898-8198

Sole ProprietorNo

Medical School CMSOtherGraduated 2016

Enumeration DateMay 12, 2016

Last NPPES UpdateSeptember 5, 20258 updates tracked since enumeration

NPPES CertifiedSeptember 5, 2025

✔ NPI 1912353533 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians

Taxonomy Code2084N0400X

Licenses✔ Licensed in MO · 2021011023✔ Licensed in KS · 05-47677

Definition

A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

2300 HRC PLAZA DR, Lake Saint Louis, MO 63367

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Secondary Practice Location 1

Location 16500 Hospital DrHannibal, MO 63401-6890 · Phone (573) 629-3500 · Fax (573) 629-3534

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Insurance Company.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

Andrew Dawson D.o. 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 ID42502478

PECOS Enrollment IDI20211008002688, I20230518001754

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 5

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

47 services25 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

29 services20 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

24 services24 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

18 services13 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

13 services13 patients

Hospital Affiliations CMS Care Compare 3

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

Hannibal Regional Hospital

Acute Care Hospitals · Hannibal, MO

3/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number260025

Location6000 Hospital DrHannibal, MO 63401 · Marion County

Emergency services Birthing friendly

Ssm St Joseph Hospital West

Acute Care Hospitals · Lake Saint Louis, MO

3/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number260200

Location100 Medical PlazaLake Saint Louis, MO 63367 · St. Charles County

Emergency services Birthing friendly

Mercy Hospital Lincoln

Critical Access Hospitals · Troy, MO

OwnershipGovernment - Local

CMS Certification Number261319

Location1000 East Cherry StreetTroy, MO 63379 · Lincoln County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63367 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

$128.28 typical visit price

range $55.65 – $169.38

Typical copayment $32.07 (range $13.91 – $42.34)

Most-billed visit code 99204

Established Patient

$98.37 typical visit price

range $17.76 – $137.92

Typical copayment $24.59 (range $4.44 – $34.48)

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 2

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

DIVYA SIVAKUMAR D.O., M.A.

Psychiatry & Neurology (Neurology)

2300 HRC PLAZA DR
LAKE SAINT LOUIS, MO 63367

St. Charles County (636) 425-4673

HOPE HEADACHE AND NEUROLOGY LLC

Psychiatry & Neurology (Neurology)

2300 HRC PLAZA DR
LAKE SAINT LOUIS, MO 63367

St. Charles County (636) 425-4673

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 Andrew Dawson's NPI number?

The NPI number for Andrew Dawson is 1912353533. It was assigned to this individual provider in the NPPES registry on May 12, 2016.

Where is Andrew Dawson located?

Andrew Dawson practices at 2300 Hrc Plaza Dr, Lake Saint Louis, MO 63367. The listed phone number is (636) 425-4673.

What is Andrew Dawson's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Andrew Dawson enrolled in Medicare?

Yes. Andrew Dawson 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 Andrew Dawson accept?

Health plans from Oscar Insurance Company list Andrew Dawson 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 Andrew Dawson affiliated with any hospitals?

According to CMS data, Andrew Dawson is affiliated with Hannibal Regional Hospital, Ssm St Joseph Hospital West and Mercy Hospital Lincoln.

When was this NPI record last updated?

The NPPES record for Andrew Dawson was last updated on September 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.