NPI Portal NPI Lookup & Verification

Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Comprehensive Anesthesia Care PC

Anesthesiology Physician in Chesterfield, MO · enumerated 2006 · authorized official George Niesen, President.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1215975156

Verified

See something wrong? Report a correction

Registry record

Entity type Organization (Type 2)
Legal business name Comprehensive Anesthesia Care PC
Practice address 232 S Woods Mill Rd, Anesthesia Department, Chesterfield, MO, 63017
Phone (314) 205-6917
Fax (314) 205-6832
Enumeration date Jun 3, 2006
Last updated in NPPES Oct 16, 2008

Taxonomy & classification

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians Primary
207LP2900X Pain Medicine (Anesthesiology) Physician Allopathic & Osteopathic Physicians Secondary
367500000X Certified Registered Nurse Anesthetist Physician Assistants & Advanced Practice Nursing Providers Secondary

Authorized official

Name George Niesen
Title President
Phone (314) 205-6917

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Comprehensive Anesthesia Care PC?
The NPI for Comprehensive Anesthesia Care PC is 1215975156, a Type 2 (organization) record in the CMS NPPES registry.
Who is the authorized official for Comprehensive Anesthesia Care PC?
NPPES lists George Niesen (President) as the authorized official for this organization.

Providers at this address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-10-16.