BRETT P SIEMON
NPI 1073132437
Anesthesiologist Assistant in Columbus, OH

Q: What is Brett Siemon's NPI number?

The NPI number for Brett Siemon is 1073132437. It was assigned to this individual provider in the NPPES registry on April 15, 2020.

Q: What is Brett Siemon's specialty?

The primary specialty registered for this NPI is Anesthesiologist Assistant with taxonomy code 367H00000X.

Q: When was this NPI record last updated?

The NPPES record for Brett Siemon was last updated on August 6, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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 April 15, 2020Accepts Medicare Assignment

95.31/100

CMS Quality Rating

2121 KENNY RD, COLUMBUS, OH 43210(614) 293-8487(614) 293-8153 Get Directions Write a Review

NPPES record last updated: August 6, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 6, 2024, Oct 1, 2020, Apr 15, 2020 (3 updates tracked since 2020).

On this page

About Brett P Siemon NPPES

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

BRETT P SIEMON (NPI 1073132437) is an individual anesthesiologist assistant in Columbus, Ohio, licensed in Ohio (67.000422) and active in the NPI registry since April 2020. He is affiliated with Mount Carmel New Albany Surgical Hospital, maintains a secondary practice location in Milwaukee, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1073132437

Entity TypeIndividualMale

Primary Taxonomy367H00000X

Provider Legal NameBRETT P SIEMON

Location Address2121 KENNY RDColumbus, OH 43210-3100

Mailing Address700 Ackerman Rd Ste 2120Columbus, OH 43202-1559 · (614) 293-8487

Phone(614) 293-8487

Fax(614) 293-8153

Sole ProprietorNo

Medical School CMSOtherGraduated 2020

Enumeration DateApril 15, 2020

Last NPPES UpdateAugust 6, 20243 updates tracked since enumeration

NPPES CertifiedAugust 6, 2024

✔ NPI 1073132437 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologist AssistantPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code367H00000X

Licenses✔ Licensed in OH · 67.000422✔ Licensed in WI · 164

Definition

An individual certified by the state to perform anesthesia services under the direct supervision of an anesthesiologist. Anesthesiologist Assistants are required to have a bachelor's degree with a premed curriculum prior to entering a two-year anesthesiology assistant program, which is focused upon the delivery and maintenance of anesthesia care as well as advanced patient monitoring techniques. An Anesthesiologist Assistant must work as a member of the anesthesia care team under the direction of a qualified Anesthesiologist.

2121 KENNY RD, Columbus, OH 43210

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Secondary Practice Location 1

Location 12900 W Oklahoma AveMilwaukee, WI 53215-4330 · Phone (414) 649-6000

Other Identifiers 1

Medicaid100102500WI

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

Brett P Siemon 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 ID9830516673

PECOS Enrollment IDI20210928002899

Medicare Billing Reassignments

Medicare enrollment records show Brett Siemon reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Osu Observation Medicine, LLC

1.1 mi

Anesthesiology

410 W 10TH AVE
Columbus, OH 43210

Reassigned Medicare billing, Ohio enrollment
551 clinicians in this Medicare group

NPI 1407095052 (614) 293-8487

Consultant Anesthesiologists Inc

9.1 mi

Specialist

500 S CLEVELAND AVE
Westerville, OH 43081

Reassigned Medicare billing, Ohio enrollment
97 clinicians in this Medicare group

NPI 1457420580 (614) 552-0089

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 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.

Anesthesia for procedure for total knee joint replacement 01402

Anesthesia for a total knee joint replacement numbs your body to eliminate pain during surgery. This could be general anesthesia where you're unconscious, or regional anesthesia where only the leg is numb. It's administered by a specialist, ensuring safety and comfort.

65 services64 patients

Anesthesia for total hip replacement 01214

Anesthesia for total hip replacement is a medical service where medication is given to eliminate pain during surgery. Two types are commonly used: general anesthesia, making you unconscious, or spinal anesthesia, numbing the lower body. The choice depends on your health and your doctor's recommendation.

28 services27 patients

Anesthesia for extensive surgery on spine 00670

Anesthesia for extensive spine surgery involves medication to block pain and make you unconscious during the procedure. It ensures comfort and prevents movement. Two types may be used: general (you sleep) or regional (numbs a large area). The choice depends on the surgery specifics and your health.

14 services14 patients

Anesthesia for open or endoscopic total shoulder joint replacement 01638

Anesthesia for total shoulder joint replacement, either open or endoscopic, involves using medications to block pain during surgery. It can be general (you're asleep) or regional (only the area being operated on is numbed). This ensures comfort and stillness, facilitating a successful procedure.

13 services13 patients

Anesthesia for other procedure or exam of knee joint using an endoscope 01400

Anesthesia for a knee joint procedure or exam using an endoscope involves administering medication to numb the area or put you in a sleep-like state. This ensures you don't feel pain during the procedure. The endoscope, a thin tube with a camera, allows the doctor to view the knee joint internally without making large incisions.

12 services12 patients

Hospital Affiliations CMS Care Compare

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

Mount Carmel New Albany Surgical Hospital

Acute Care Hospitals · New Albany, OH

OwnershipProprietary

CMS Certification Number360266

Location7333 Smith's Mill RoadNew Albany, OH 43054 · Franklin County

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

95.31/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored through an Alternative Payment Model

Quality

76.58

Promoting Interoperability

100

Improvement Activities

Other Providers at the Same Location NPPES 17

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

JANESSA LIN DANNENFELSER RN

Nurse Practitioner (Family)

2121 KENNY RD
COLUMBUS, OH 43210

Franklin County (614) 293-3196

JENNA LEE DORMAN APRN-CNP

Nurse Practitioner (Family)

2121 KENNY RD
COLUMBUS, OH 43210

Franklin County (614) 293-8415

JAMIE HEIGHINGTON AA

Anesthesiologist Assistant

2121 KENNY RD
COLUMBUS, OH 43210

Franklin County (614) 293-8487

ELIZABETH HEGARTY

Registered Nurse

2121 KENNY RD
COLUMBUS, OH 43210

Franklin County (330) 202-4927

YUN KYONG CHOI

Internal Medicine (Hematology)

2121 KENNY RD, 6TH FL
COLUMBUS, OH 43210

Franklin County (614) 293-3196

CAREENA DIMAIO PA-C

Physician Assistant

2121 KENNY RD
COLUMBUS, OH 43210

Franklin County (614) 293-3230

TAYLOR KATHLEEN ALTEN PA-C

Physician Assistant (Surgical)

2121 KENNY RD
COLUMBUS, OH 43210

Franklin County (614) 293-7399

ASHLEY CLEVELAND HOOK APRN-CNP

Nurse Practitioner (Family)

2121 KENNY RD
COLUMBUS, OH 43210

Franklin County (614) 685-4263

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 Brett Siemon's NPI number?

The NPI number for Brett Siemon is 1073132437. It was assigned to this individual provider in the NPPES registry on April 15, 2020.

Where is Brett Siemon located?

Brett Siemon practices at 2121 Kenny Rd, Columbus, OH 43210. The listed phone number is (614) 293-8487.

What is Brett Siemon's specialty?

The primary specialty registered for this NPI is Anesthesiologist Assistant with taxonomy code 367H00000X.

Is Brett Siemon enrolled in Medicare?

Yes. Brett Siemon 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 Brett Siemon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Brett Siemon reassigns Medicare benefits to 2 organizations: Osu Observation Medicine, LLC (Columbus, OH) and Consultant Anesthesiologists Inc (Westerville, OH). 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 Brett Siemon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Brett Siemon affiliated with any hospitals?

According to CMS data, Brett Siemon is affiliated with Mount Carmel New Albany Surgical Hospital.

When was this NPI record last updated?

The NPPES record for Brett Siemon was last updated on August 6, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.