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JOHN FLO
NPI 1033579826
Psychiatry & Neurology - Psychiatry in Hannibal, MO

Active since March 07, 2016PECOS EnrolledAccepts Medicare Assignment
6500 HOSPITAL DR, HANNIBAL, MO 63401(573) 629-3503(573) 629-3515 Get Directions Write a Review

NPPES record last updated: April 7, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 7, 2026, Feb 26, 2025, Oct 22, 2023 and 1 more (4 updates tracked since 2021).

About John Flo NPPES

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

JOHN FLO (NPI 1033579826) is an individual psychiatry provider in Hannibal, Missouri, licensed in Missouri (2021010443) and active in the NPI registry since March 2016. He is enrolled in Medicare PECOS, is affiliated with Hannibal Regional Hospital, and is a graduate of Saint Louis University School Of Medicine (2019).

NPPES Registry Identity

NPI1033579826
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameJOHN FLO
Location Address6500 HOSPITAL DRHannibal, MO 63401-6890
Mailing AddressPo Box 1239Hannibal, MO 63401-1239 · (573) 629-3503 · Fax (573) 629-3515
Phone(573) 629-3503
Fax(573) 629-3515
Sole ProprietorNo
Medical School CMSSaint Louis University School Of MedicineGraduated 2019
Enumeration DateMarch 7, 2016
Last NPPES UpdateApril 7, 20264 updates tracked since enumeration
NPPES CertifiedApril 7, 2026
✔ NPI 1033579826 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in MO · 2021010443
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.
6500 HOSPITAL DR, Hannibal, MO 63401
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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

John Flo 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 ID5092049247
PECOS Enrollment IDI20250306003052
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

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

Hannibal Regional Hospital

Acute Care Hospitals · Hannibal, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number260025
Location6000 Hospital DrHannibal, MO 63401 · Marion County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63401 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
$161.24 typical visit price
range $52.28 – $161.24
Typical copayment $40.31 (range $13.07 – $40.31)
Most-billed visit code 99205
Established Patient
$65.71 typical visit price
range $16.30 – $131.05
Typical copayment $16.42 (range $4.07 – $32.76)
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 20

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

MEGAN ELIZABETH KRETZ MSN, FNP-BC
Nurse Practitioner (Family)
6500 HOSPITAL DR
HANNIBAL, MO 63401
Marion County (573) 629-3441
ADAM SAMARITONI D.O.
Family Medicine
6500 HOSPITAL DR, FAMILY MEDICINE
HANNIBAL, MO 63401
Marion County (573) 629-3440
JENNIFER LYNN MINOFF MD
Internal Medicine (Pulmonary Disease)
6500 HOSPITAL DR
HANNIBAL, MO 63401
Marion County (573) 629-3500
MELISSA L REYNOLDS
Nurse Practitioner (Gerontology)
6500 HOSPITAL DR
HANNIBAL, MO 63401
Marion County (573) 629-3440
HANNIBAL REGIONAL HEALTHCARE SYSTEM, INC
Clinic/Center (Rural Health)
6500 HOSPITAL DR
HANNIBAL, MO 63401
Marion County (573) 629-3440
DR. JOHN PAUL GREVING DO
Internal Medicine
6500 HOSPITAL DR
HANNIBAL, MO 63401
Marion County (573) 629-3400
KAYTLN BAKER FNP-C
Nurse Practitioner (Family)
6500 HOSPITAL DR
HANNIBAL, MO 63401
Marion County (573) 629-3481
DR. KAROL EDWARD ROSNER M.D.
Internal Medicine (Nephrology)
6500 HOSPITAL DR
HANNIBAL, MO 63401
Marion County (573) 629-3500

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 Flo's NPI number?

The NPI number for John Flo is 1033579826. It was assigned to this individual provider in the NPPES registry on March 7, 2016.

Where is John Flo located?

John Flo practices at 6500 Hospital Dr, Hannibal, MO 63401. The listed phone number is (573) 629-3503.

What is John Flo's specialty?

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

Is John Flo enrolled in Medicare?

Yes. John Flo 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 John Flo affiliated with any hospitals?

According to CMS data, John Flo is affiliated with Hannibal Regional Hospital.

When was this NPI record last updated?

The NPPES record for John Flo was last updated on April 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.