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DR. JOHN LOUIS FONTANA MD
NPI 1760447940
Anesthesiology in Chesterfield, MO

Active since April 19, 2006PECOS EnrolledAccepts Medicare Assignment
400 S WOODS MILL RD STE 140, CHESTERFIELD, MO 63017(314) 485-1101(314) 485-1104 Get Directions Write a Review

NPPES record last updated: February 13, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. John Louis Fontana Md NPPES

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

DR. JOHN LOUIS FONTANA MD (NPI 1760447940) is an individual anesthesiology provider in Chesterfield, Missouri, licensed in Missouri (2011039547) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with Ssm St Joseph Health Center, and is a graduate of Uniformed Services Uhs Fe Hebert School Of Med (1987).

NPPES Registry Identity

NPI1760447940
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. JOHN LOUIS FONTANACredential: MD
Location Address400 S WOODS MILL RD STE 140Chesterfield, MO 63017-3427
Mailing Address400 S Woods Mill Rd Ste 140Chesterfield, MO 63017-3427 · (314) 485-1101 · Fax (314) 485-1104
Phone(314) 485-1101
Fax(314) 485-1104
Sole ProprietorNo
Medical School CMSUniformed Services Uhs Fe Hebert School Of MedGraduated 1987
Enumeration DateApril 19, 2006
Last NPPES UpdateFebruary 13, 2025
NPPES CertifiedFebruary 13, 2025
✔ NPI 1760447940 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in MO · 2011039547
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
400 S WOODS MILL RD STE 140, Chesterfield, MO 63017
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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

Dr. John Louis Fontana Md 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 ID446357453
PECOS Enrollment IDI20120921000763
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 Reassignment

Medicare enrollment records show John Fontana reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Metro-West Anesthesia Group Inc
0.1 mi
Anesthesiology
400 S WOODS MILL RD, STE 140
Chesterfield, MO 63017
  • Reassigned Medicare billing, Missouri enrollment
  • 46 clinicians in this Medicare group
NPI 1245427335 (314) 485-1101

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

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

Ssm St Joseph Health Center

Acute Care Hospitals · Saint Charles, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260005
Location300 1st Capitol DrSaint Charles, MO 63301 · St. Charles County
Emergency services

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.

CAROLYN M HANSON
Nurse Anesthetist, Certified Registered
400 S WOODS MILL RD STE 140
CHESTERFIELD, MO 63017
St. Louis County (314) 485-1101
MEGAN C ARMSTRONG CRNA
Nurse Anesthetist, Certified Registered
400 S WOODS MILL RD STE 140
CHESTERFIELD, MO 63017
St. Louis County (314) 485-1101
HEIDI J ORTYN
Nurse Anesthetist, Certified Registered
400 S WOODS MILL RD STE 140
CHESTERFIELD, MO 63017
St. Louis County (314) 485-1101
JORDAN LANE MARKEL MD
Anesthesiology
400 S WOODS MILL RD STE 140
CHESTERFIELD, MO 63017
St. Louis County (314) 485-1101
MACKENZIE A LEE CRNA
Nurse Anesthetist, Certified Registered
400 S WOODS MILL RD STE 140
CHESTERFIELD, MO 63017
St. Louis County (314) 485-1101
MISS KRISTEN ELAINE MATTSON BSN, RN, SRNA
Nurse Anesthetist, Certified Registered
400 S WOODS MILL RD STE 140
CHESTERFIELD, MO 63017
St. Louis County (314) 485-1101
SYDNEY JALEA NASEMAN
Nurse Anesthetist, Certified Registered
400 S WOODS MILL RD STE 140
CHESTERFIELD, MO 63017
St. Louis County (314) 485-1101
BAILEY E STEIN
Nurse Anesthetist, Certified Registered
400 S WOODS MILL RD STE 140
CHESTERFIELD, MO 63017
St. Louis County (314) 485-1101

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 Fontana's NPI number?

The NPI number for John Fontana is 1760447940. It was assigned to this individual provider in the NPPES registry on April 19, 2006.

Where is John Fontana located?

John Fontana practices at 400 S Woods Mill Rd Ste 140, Chesterfield, MO 63017. The listed phone number is (314) 485-1101.

What is John Fontana's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is John Fontana enrolled in Medicare?

Yes. John Fontana 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 organization bills Medicare for John Fontana's services?

According to the CMS Revalidation Reassignment List (October 2026 release), John Fontana reassigns Medicare benefits to Metro-West Anesthesia Group Inc (Chesterfield, MO). The 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 John Fontana's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is John Fontana affiliated with any hospitals?

According to CMS data, John Fontana is affiliated with Ssm St Joseph Health Center.

When was this NPI record last updated?

The NPPES record for John Fontana was last updated on February 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.