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JOSHUA L HENTZELMAN M.D.
NPI 1588865091
Otolaryngology in Saint Louis, MO

Active since May 31, 2007PECOS EnrolledAccepts Medicare Assignment
1225 S GRAND BLVD DEPT OF, SAINT LOUIS, MO 63104(314) 977-5110(314) 977-7686 Get Directions Write a Review

NPPES record last updated: February 17, 2021. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Joshua L Hentzelman M.d. NPPES

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

JOSHUA L HENTZELMAN M.D. (NPI 1588865091) is an individual otolaryngology provider in Saint Louis, Missouri, licensed in Missouri (2010029569) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Ssm St Clare Health Center, and is a graduate of University Of Florida College Of Medicine (2005).

NPPES Registry Identity

NPI1588865091
Entity TypeIndividualMale
Primary Taxonomy207Y00000X
Provider Legal NameJOSHUA L HENTZELMANCredential: M.D.
Location Address1225 S GRAND BLVD DEPT OFSaint Louis, MO 63104-1016
Mailing Address1008 S Spring Ave # 3300Saint Louis, MO 63110-2520 · (314) 977-8884
Phone(314) 977-5110
Fax(314) 977-7686
Sole ProprietorNo
Medical School CMSUniversity Of Florida College Of MedicineGraduated 2005
Enumeration DateMay 31, 2007
Last NPPES UpdateFebruary 17, 2021
NPPES CertifiedFebruary 17, 2021
✔ NPI 1588865091 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyOtolaryngologyAllopathic & Osteopathic Physicians
Taxonomy Code207Y00000X
License✔ Licensed in MO · 2010029569
Definition
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.
Also ListedOtolaryngology · Sleep MedicineTaxonomy 207YS0012X · License 2010029569 (MO)
Also ListedOtolaryngology · Facial Plastic SurgeryTaxonomy 207YS0123X · License 2010029569 (MO)
Also ListedOtolaryngology · Otology & NeurotologyTaxonomy 207YX0901X · License 2010029569 (MO)
1225 S GRAND BLVD DEPT OF, Saint Louis, MO 63104
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter Health and more.Insurance ›

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

Joshua L Hentzelman 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 ID7810180817
PECOS Enrollment IDI20101022000638
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 Reassignments

2

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

Ssm Health Care Group
Same address
Internal Medicine
1225 SOUTH GRAND BLVD, 2L - DOOR 3,4
Saint Louis, MO 63104
  • Reassigned Medicare billing, Missouri enrollment
  • 1,294 clinicians in this Medicare group
NPI 1306589544 (314) 977-6100
Mercy Hospitals East Communities
12 mi
Clinic/Center
615 S NEW BALLAS RD
Saint Louis, MO 63141
  • Reassigned Medicare billing, Missouri enrollment
  • 435 clinicians in this Medicare group
NPI 1851431738 (314) 251-6382

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 11

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 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.
48 services37 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.
37 services29 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.
32 services21 patients
Removal of impacted ear wax 69210
Impacted ear wax removal is a safe procedure to clear blockages in the ear canal caused by hardened ear wax. A healthcare professional uses specialized tools or a gentle irrigation method to loosen and remove the wax, improving hearing and alleviating discomfort.
30 services21 patients
Removal of impacted ear wax 69210
Impacted ear wax removal is a safe procedure to clear blockages in the ear canal caused by hardened ear wax. A healthcare professional uses specialized tools or a gentle irrigation method to loosen and remove the wax, improving hearing and alleviating discomfort.
27 services18 patients
Diagnostic exam of voice box using a flexible endoscope 31575
This procedure involves a doctor examining your voice box using a flexible endoscope, a thin tube with a light and camera. It's inserted through your nose or mouth to visualize your throat area. It helps detect any abnormalities in your voice box, ensuring optimal vocal health.
21 services18 patients

Hospital Affiliations CMS Care Compare 2

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

Ssm St Clare Health Center

Acute Care Hospitals · Fenton, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260081
Location1015 BowlesFenton, MO 63026 · Jefferson County
Emergency services Birthing friendly

Ssm Health Saint Louis University Hospital

Acute Care Hospitals · Saint Louis, MO
1/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number260105
Location3635 Vista AveSaint Louis, MO 63110 · St. Louis City County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63104 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
$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

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

DR. MICHAEL STEPHEN WILLIAMS JR. M.D.
Surgery (Vascular Surgery)
1225 S GRAND BLVD DEPT OF
SAINT LOUIS, MO 63104
St. Louis City (314) 977-4730

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 Joshua Hentzelman's NPI number?

The NPI number for Joshua Hentzelman is 1588865091. It was assigned to this individual provider in the NPPES registry on May 31, 2007.

Where is Joshua Hentzelman located?

Joshua Hentzelman practices at 1225 S Grand Blvd Dept Of, Saint Louis, MO 63104. The listed phone number is (314) 977-5110.

What is Joshua Hentzelman's specialty?

The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.

Is Joshua Hentzelman enrolled in Medicare?

Yes. Joshua Hentzelman 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 Joshua Hentzelman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joshua Hentzelman reassigns Medicare benefits to 2 organizations: Ssm Health Care Group (Saint Louis, MO) and Mercy Hospitals East Communities (Saint Louis, MO). 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 Joshua Hentzelman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Joshua Hentzelman accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter of Oklahoma and Ambetter of Tennessee and 2 other insurers list Joshua Hentzelman 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 Joshua Hentzelman affiliated with any hospitals?

According to CMS data, Joshua Hentzelman is affiliated with Ssm St Clare Health Center and Ssm Health Saint Louis University Hospital.

When was this NPI record last updated?

The NPPES record for Joshua Hentzelman was last updated on February 17, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.