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MICHAEL OLIVER HESSEL PA-C
NPI 1902312259
Physician Assistant in Saint Louis, MO

Active since December 22, 2017PECOS EnrolledAccepts Medicare Assignment
520 S ELM AVE, SAINT LOUIS, MO 63119(314) 645-4434(314) 645-3801 Get Directions Write a Review

NPPES record last updated: March 3, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 3, 2022, Mar 20, 2018, Mar 12, 2018 and 1 more (4 updates tracked since 2017).

About Michael Oliver Hessel Pa-c NPPES

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

MICHAEL OLIVER HESSEL PA-C (NPI 1902312259) is an individual physician assistant in Saint Louis, Missouri and active in the NPI registry since December 2017. He is enrolled in Medicare PECOS, is affiliated with St Joseph's Hospital, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1902312259
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameMICHAEL OLIVER HESSELCredential: PA-C
Location Address520 S ELM AVESaint Louis, MO 63119-3845
Mailing Address520 S Elm AveSaint Louis, MO 63119-3845 · (314) 645-4434 · Fax (314) 645-3801
Phone(314) 645-4434
Fax(314) 645-3801
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateDecember 22, 2017
Last NPPES UpdateMarch 3, 20224 updates tracked since enumeration
NPPES CertifiedMarch 3, 2022
✔ NPI 1902312259 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
520 S ELM AVE, Saint Louis, MO 63119
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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

Michael Oliver Hessel Pa-c 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 ID4587910674
PECOS Enrollment IDI20180703000751
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.

Hospital Affiliations CMS Care Compare 4

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

St Joseph's Hospital

Critical Access Hospitals · Highland, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number141336
Location12866 Troxler AvenueHighland, IL 62249 · Madison County
Emergency services

Mercy Hospital St Louis

Acute Care Hospitals · Saint Louis, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260020
Location615 New Ballas RoadSaint Louis, MO 63141 · St. Louis County
Emergency services Birthing friendly

Mercy Hospital South

Acute Care Hospitals · Saint Louis, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260077
Location10010 Kennerly RoadSaint Louis, MO 63128 · St. Louis County
Emergency services

Ssm Health St Mary's Hospital - St Louis

Acute Care Hospitals · Richmond Heights, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260091
Location6420 Clayton RdRichmond Heights, MO 63117 · St. Louis County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63119 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.

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. NEAL THOMAS DECOSTA MD
Anesthesiology
520 S ELM AVE
WEBSTER GROVES, MO 63119
St. Louis County (314) 962-3464
MEGAN LINDSEY ISAACSON-SCHMID PA-C
Physician Assistant (Medical)
520 S ELM AVE
SAINT LOUIS, MO 63119
St. Louis County (314) 645-0990
RACHAEL E MEUTH PA-C
Physician Assistant
520 S ELM AVE
SAINT LOUIS, MO 63119
St. Louis County (314) 645-4434
WEBSTER AMBULATORY SURGERY CENTER LP
Clinic/Center (Ambulatory Surgical)
520 S ELM AVE
WEBSTER GROVES, MO 63119
St. Louis County (314) 962-3464
DR. CHAD MICHAEL RONHOLM M.D.
Internal Medicine (Rheumatology)
520 S ELM AVE
SAINT LOUIS, MO 63119
St. Louis County (314) 645-4434
JESSICA ANDERSEN
520 S ELM AVE
WEBSTER GROVES, MO 63119
St. Louis County (314) 962-3464
ANGELIQUE MAHFOOD R.N.
Registered Nurse (Ambulatory Care)
520 S ELM AVE
WEBSTER GROVES, MO 63119
St. Louis County (314) 962-3464
MRS. TRISHA L SPECTER PA-C
Physician Assistant
520 S ELM AVE
SAINT LOUIS, MO 63119
St. Louis County (314) 645-4434

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 Michael Hessel's NPI number?

The NPI number for Michael Hessel is 1902312259. It was assigned to this individual provider in the NPPES registry on December 22, 2017.

Where is Michael Hessel located?

Michael Hessel practices at 520 S Elm Ave, Saint Louis, MO 63119. The listed phone number is (314) 645-4434.

What is Michael Hessel's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Michael Hessel enrolled in Medicare?

Yes. Michael Hessel 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.

Is Michael Hessel affiliated with any hospitals?

According to CMS data, Michael Hessel is affiliated with St Joseph's Hospital, Mercy Hospital St Louis, Mercy Hospital South and Ssm Health St Mary's Hospital - St Louis.

When was this NPI record last updated?

The NPPES record for Michael Hessel was last updated on March 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.