DR. JOHN HEARN MD, MA
NPI 1912211343
Psychiatry & Neurology - Psychiatry in Saint Louis, MO

Active since July 27, 2010PECOS EnrolledAccepts Medicare Assignment
1438 S GRAND BLVD DEPT OF, SAINT LOUIS, MO 63104(314) 362-2462 Get Directions Write a Review

NPPES record last updated: January 12, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. John Hearn Md, Ma NPPES

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

DR. JOHN HEARN MD, MA (NPI 1912211343) is an individual psychiatry provider in Saint Louis, Missouri, licensed in Missouri (2011034013) and active in the NPI registry since July 2010. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital Joplin, and is a graduate of Louisiana State University School Of Medicine In New Orleans (2010).

NPPES Registry Identity

NPI1912211343
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. JOHN HEARNCredential: MD, MA
Location Address1438 S GRAND BLVD DEPT OFSaint Louis, MO 63104-1027
Mailing Address1438 S Grand Blvd Dept OfSaint Louis, MO 63104-1027
Sole ProprietorYes
Medical School CMSLouisiana State University School Of Medicine In New OrleansGraduated 2010
Enumeration DateJuly 27, 2010
Last NPPES UpdateJanuary 12, 2021
NPPES CertifiedJanuary 12, 2021
NPI 1912211343 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License Licensed in MO · 2011034013
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Also ListedPsychiatry & Neurology · Forensic PsychiatryTaxonomy 2084F0202X · License 2011034013 (MO)
1438 S GRAND BLVD DEPT OF, Saint Louis, MO 63104

Accepted 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. John Hearn Md, Ma 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 ID3870722515
PECOS Enrollment IDI20190430001626
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 2

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.

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
37 services12 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
13 services13 patients

Hospital Affiliations CMS Care Compare 2

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

Mercy Hospital Joplin

Acute Care Hospitals · Joplin, MO
1/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number260001
Location100 Mercy WayJoplin, MO 64804 · Jasper County
Emergency services Birthing friendly

Mercy Hospital Stoddard

Acute Care Hospitals · Dexter, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260160
Location1200 N One Mile RdDexter, MO 63841 · Stoddard 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
$169.38 typical visit price
range $55.65 – $169.38
Typical copayment $42.34 (range $13.91 – $42.34)
Most-billed visit code 99205
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.

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 John Hearn's NPI number?

The NPI number for John Hearn is 1912211343. It was assigned to this individual provider in the NPPES registry on July 27, 2010.

Where is John Hearn located?

John Hearn practices at 1438 S Grand Blvd Dept Of, Saint Louis, MO 63104. The listed phone number is (314) 362-2462.

What is John Hearn's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is John Hearn enrolled in Medicare?

Yes. John Hearn 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 John Hearn accept?

Health plans from Medica and UnitedHealthcare list John Hearn 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 John Hearn affiliated with any hospitals?

According to CMS data, John Hearn is affiliated with Mercy Hospital Joplin and Mercy Hospital Stoddard.

When was this NPI record last updated?

The NPPES record for John Hearn was last updated on January 12, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.