JOHN G. ALEXANDER MD
NPI 1477541100
Anesthesiology in Saint Louis, MO

Active since October 06, 2005PECOS EnrolledAccepts Medicare Assignment
82.64/100
CMS Quality Rating
6420 CLAYTON RD, SAINT LOUIS, MO 63117(314) 768-8442 Get Directions Write a Review

NPPES record last updated: August 2, 2016. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About John G. Alexander Md NPPES

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

JOHN G. ALEXANDER MD (NPI 1477541100) is an individual anesthesiology provider in Saint Louis, Missouri, licensed in Missouri (2000148561) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Spectrum Health, and is a graduate of University Of Texas Medical School At San Antonio (1995).

NPPES Registry Identity

NPI1477541100
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameJOHN G. ALEXANDERCredential: MD
Location Address6420 CLAYTON RDSaint Louis, MO 63117-1811
Mailing Address6420 Clayton RdSaint Louis, MO 63117-1811 · (314) 768-8442
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical School At San AntonioGraduated 1995
Enumeration DateOctober 6, 2005
Last NPPES UpdateAugust 2, 2016
NPI 1477541100 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License Licensed in MO · 2000148561
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.
6420 CLAYTON RD, Saint Louis, MO 63117

Other Identifiers 4

Medicare PIN021013155MO
Medicare UPINH12622MO
Medicaid204982912MO
Medicare PINP00234316

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

John G. Alexander 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 ID1658328489
PECOS Enrollment IDI20221006003362
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 2

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

Spectrum Health

Acute Care Hospitals · Grand Rapids, MI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230038
Location100 Michigan St NEGrand Rapids, MI 49503 · Kent County
Emergency services Birthing friendly

Sanford Bemidji Medical Center

Acute Care Hospitals · Bemidji, MN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number240100
Location1300 Anne St NWBemidji, MN 56601 · Beltrami County
Emergency services Birthing friendly

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

82.64/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality88.21
Promoting Interoperability99
Improvement Activities40
Cost51.14

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.

Pharmacist
6420 CLAYTON RD
RICHMOND HEIGHTS, MO 63117
Registered Nurse
6420 CLAYTON RD
RICHMOND HEIGHTS, MO 63117
Dietitian, Registered
6420 CLAYTON RD
RICHMOND HEIGHTS, MO 63117
Pathology (Anatomic Pathology & Clinical Pathology)
6420 CLAYTON RD
SAINT LOUIS, MO 63117
Dietitian, Registered
6420 CLAYTON RD
RICHMOND HEIGHTS, MO 63117
Occupational Therapist
6420 CLAYTON RD
RICHMOND HEIGHTS, MO 63117
Student in an Organized Health Care Education/Training Program
6420 CLAYTON RD
SAINT LOUIS, MO 63117
Nurse Anesthetist, Certified Registered
6420 CLAYTON RD
SAINT LOUIS, MO 63117

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 Alexander's NPI number?

The NPI number for John Alexander is 1477541100. It was assigned to this individual provider in the NPPES registry on October 6, 2005.

Where is John Alexander located?

John Alexander practices at 6420 Clayton Rd, Saint Louis, MO 63117. The listed phone number is (314) 768-8442.

What is John Alexander's specialty?

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

Is John Alexander enrolled in Medicare?

Yes. John Alexander 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 Alexander accept?

Health plans from Medica list John Alexander 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 Alexander affiliated with any hospitals?

According to CMS data, John Alexander is affiliated with Spectrum Health and Sanford Bemidji Medical Center.

When was this NPI record last updated?

The NPPES record for John Alexander was last updated on August 2, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.