DR. ANDREW MITCHELSON M.D.
NPI 1912389974
Orthopaedic Surgery in Saint Louis, MO

Q: What is Andrew Mitchelson's NPI number?

The NPI number for Andrew Mitchelson is 1912389974. It was assigned to this individual provider in the NPPES registry on June 25, 2015.

Q: What is Andrew Mitchelson's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Q: When was this NPI record last updated?

The NPPES record for Andrew Mitchelson was last updated on October 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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 June 25, 2015PECOS EnrolledAccepts Medicare Assignment

2325 DOUGHERTY FERRY RD STE 100A, SAINT LOUIS, MO 63122(314) 909-1359(314) 909-1370 Get Directions Write a Review

NPPES record last updated: October 28, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 5, 2021, Jul 19, 2021, Jun 16, 2020 (3 updates tracked since 2020).

On this page

About Dr. Andrew Mitchelson M.d. NPPES

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

DR. ANDREW MITCHELSON M.D. (NPI 1912389974) is an individual orthopaedic surgery provider in Saint Louis, Missouri, licensed in Missouri (2025038859) and active in the NPI registry since June 2015. He is enrolled in Medicare PECOS, is affiliated with Uphs Marquette Dlp Hospital, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1912389974

Entity TypeIndividualMale

Primary Taxonomy207X00000X

Provider Legal NameDR. ANDREW MITCHELSONCredential: M.D.

Location Address2325 DOUGHERTY FERRY RD STE 100ASaint Louis, MO 63122-3356

Mailing Address1414 W Fair Ave Ste 190Marquette, MI 49855-5406 · (906) 225-1321 · Fax (906) 228-9371

Phone(314) 909-1359

Fax(314) 909-1370

Sole ProprietorNo

Medical School CMSSouthern Illinois University School Of MedicineGraduated 2015

Enumeration DateJune 25, 2015

Last NPPES UpdateOctober 28, 20253 updates tracked since enumeration

NPPES CertifiedOctober 28, 2025

✔ NPI 1912389974 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code207X00000X

Licenses✔ Licensed in MO · 2025038859✔ Licensed in MI · 4301503918✔ Licensed in IL · 125.067589

Definition

An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

2325 DOUGHERTY FERRY RD STE 100A, Saint Louis, MO 63122

Open in Google Maps ↗

Secondary Practice Locations 3

Location 11414 W Fair Ave Ste 190Marquette, MI 49855-5406 · Phone (906) 225-1321 · Fax (906) 228-9371

Location 2300 State St Ste 205Erie, PA 16507-1429 · Phone (814) 877-6253

Location 3701 N 1st StSpringfield, IL 62702-3757 · Phone (217) 545-8000 · Fax (217) 545-1159

Other Identifiers 1

Medicaid200164342MO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Sunflower Health Plan and more.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. Andrew Mitchelson M.d. 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 ID7719281450

PECOS Enrollment IDI20210713001169, I20251006002819

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 15

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.

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

526 services134 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.

151 services126 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

77 services67 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

76 services76 patients

Injection into tendon or ligament 20550

An injection into a tendon or ligament involves placing medication directly into these areas to help reduce inflammation and pain. It's often used for conditions like arthritis or tendonitis. The procedure is quick and usually involves a local anesthetic.

73 services53 patients

X-ray of hand, minimum of 3 views 73130

An X-ray of the hand, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones in your hand from different angles. This helps in diagnosing fractures, infections, arthritis, or other abnormalities. It's quick and painless.

73 services68 patients

Aspiration and/or injection of fluid from small joint 20600

This procedure involves inserting a thin needle into a small joint to remove (aspirate) or inject fluid. It can help diagnose conditions, relieve discomfort, or administer medication directly into the joint. It's generally safe with minimal discomfort.

57 services41 patients

X-ray of wrist, minimum of 3 views 73110

An X-ray of the wrist, minimum of 3 views, is a diagnostic procedure that uses radiation to create images of your wrist from different angles. This helps detect fractures, infections, or other abnormalities for accurate diagnosis and treatment planning.

46 services32 patients

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.

33 services33 patients

Release and/or relocation of hand nerve 64721

This procedure involves adjusting or moving a nerve in your hand to alleviate discomfort or improve function. The nerve may be compressed, causing pain or numbness. By releasing or relocating the nerve, these symptoms can be reduced, enhancing hand usage.

31 services25 patients

Injection of carpal tunnel 20526

An injection for carpal tunnel is a treatment to reduce inflammation and swelling in your wrist, which can alleviate pain and numbness. The doctor injects a steroid medication into your wrist area to provide relief.

27 services24 patients

Aspiration and/or injection of fluid from large joint 20610

This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.

22 services21 patients

X-ray of elbow, minimum of 3 views 73080

An elbow X-ray with a minimum of 3 views is a non-invasive imaging test. It helps visualize the bones of the elbow from different angles. This aids in diagnosing conditions like fractures or arthritis. The procedure is quick, painless, and usually takes around 15 minutes.

18 services16 patients

Aspiration and/or injection of fluid from medium joint 20605

This procedure involves a needle being inserted into a medium-sized joint, such as a knee or shoulder, to remove (aspirate) excess fluid. Sometimes, medication may also be injected into the joint to reduce inflammation and pain.

12 services11 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.

12 services12 patients

Hospital Affiliations CMS Care Compare 4

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

Uphs Marquette Dlp Hospital

Acute Care Hospitals · Marquette, MI

3/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number230054

Location850 W Baraga AveMarquette, MI 49855 · Marquette County

Emergency services Birthing friendly

Baraga County Memorial Hospital

Critical Access Hospitals · L' Anse, MI

OwnershipGovernment - Local

CMS Certification Number231307

Location18341 Us Highway 41L' Anse, MI 49946 · Baraga County

Emergency services

Bell Hospital

Critical Access Hospitals · Ishpeming, MI

OwnershipProprietary

CMS Certification Number231321

Location901 Lakeshore DriveIshpeming, MI 49849 · Marquette County

Emergency services Birthing friendly

St Lukes Hospital

Acute Care Hospitals · Chesterfield, MO

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number260179

Location232 S Woods Mill RdChesterfield, MO 63017 · St. Louis County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63122 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

$86.32 typical visit price

range $55.65 – $169.38

Typical copayment $21.58 (range $13.91 – $42.34)

Most-billed visit code 99203

Established Patient

$69.50 typical visit price

range $17.76 – $137.92

Typical copayment $17.37 (range $4.44 – $34.48)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Hand finger orthosis, without joints, may include soft interface, straps, prefabricated, off-the-shelf L3924

DME-Orthotic Devices · category DF000N

1 supplier18 claims18 services$71.95 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

DR. PARTH S VYAS DO

Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)

2325 DOUGHERTY FERRY RD STE 100A
SAINT LOUIS, MO 63122

St. Louis County (314) 909-1359

DR. DEVON MITCHELL MYERS DO

Orthopaedic Surgery (Sports Medicine)

2325 DOUGHERTY FERRY RD STE 100A
SAINT LOUIS, MO 63122

St. Louis County (314) 909-1359

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 Mitchelson's NPI number?

The NPI number for Andrew Mitchelson is 1912389974. It was assigned to this individual provider in the NPPES registry on June 25, 2015.

Where is Andrew Mitchelson located?

Andrew Mitchelson practices at 2325 Dougherty Ferry Rd Ste 100A, Saint Louis, MO 63122. The listed phone number is (314) 909-1359.

What is Andrew Mitchelson's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is Andrew Mitchelson enrolled in Medicare?

Yes. Andrew Mitchelson 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 Mitchelson accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health and Ambetter from Sunflower Health Plan and 4 other insurers list Andrew Mitchelson 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 Mitchelson affiliated with any hospitals?

According to CMS data, Andrew Mitchelson is affiliated with Uphs Marquette Dlp Hospital, Baraga County Memorial Hospital, Bell Hospital and St Lukes Hospital.

When was this NPI record last updated?

The NPPES record for Andrew Mitchelson was last updated on October 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.