DR. GARY REID HAYNES MD
NPI 1942318985
Anesthesiology in Saint Louis, MO

Active since August 29, 2006PECOS Enrolled
1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGY, SAINT LOUIS, MO 63110(800) 862-9980(314) 362-1185 Get Directions Write a Review

NPPES record last updated: April 17, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 20, 2024, Jun 5, 2024 (2 updates tracked since 2024).

About Dr. Gary Reid Haynes Md NPPES

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

DR. GARY REID HAYNES MD (NPI 1942318985) is an individual anesthesiology provider in Saint Louis, Missouri, licensed in Missouri (2024014089) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1942318985
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. GARY REID HAYNESCredential: MD
Location Address1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGYSaint Louis, MO 63110-1003
Mailing AddressPo Box 7412011Chicago, IL 60674-2011 · (800) 862-9980 · Fax (314) 362-1185
Fax(314) 362-1185
Sole ProprietorNo
Enumeration DateAugust 29, 2006
Last NPPES UpdateApril 17, 20252 updates tracked since enumeration
NPI 1942318985 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License Licensed in MO · 2024014089
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.
1 BARNES JEWISH HOSPITAL PLZ, Saint Louis, MO 63110

Other Identifiers 1

Medicaid207032103MO

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 (PECOS)

Dr. Gary Reid Haynes Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

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.

Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
Obstetrics & Gynecology
1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110
Nurse Practitioner (Acute Care)
1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGY
SAINT LOUIS, MO 63110
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
Surgery
1 BARNES JEWISH HOSPITAL PLZ, DIV SURG VASCULAR
SAINT LOUIS, MO 63110
Nurse Anesthetist, Certified Registered
1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGY
SAINT LOUIS, MO 63110

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 Gary Haynes's NPI number?

The NPI number for Gary Haynes is 1942318985. It was assigned to this individual provider in the NPPES registry on August 29, 2006.

Where is Gary Haynes located?

Gary Haynes practices at 1 Barnes Jewish Hospital Plz Dept Anesthesiology, Saint Louis, MO 63110. The listed phone number is (800) 862-9980.

What is Gary Haynes's specialty?

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

Is Gary Haynes enrolled in Medicare?

Yes. Gary Haynes is registered in the Medicare PECOS enrollment system.

What insurance does Gary Haynes accept?

Health plans from HMO Louisiana list Gary Haynes 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.

When was this NPI record last updated?

The NPPES record for Gary Haynes was last updated on April 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.