Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Phyllis Michelle Muellner, MD

Physical Medicine & Rehabilitation Physician in New Lenox, IL · enumerated 2006.

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

National Provider Identifier

1619983384

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Phyllis Michelle Muellner

Credential MD

Sex Female

Practice address 1900 Silver Cross Blvd, New Lenox, IL, 60451

Phone (815) 300-7904

Enumeration date Aug 1, 2006

Last updated in NPPES Jul 21, 2022

Taxonomy & licenses

2081P2900X Pain Medicine (Physical Medicine & Rehabilitation) Physician Allopathic & Osteopathic Physicians · License 036-099032 (IL) Secondary

208100000X Physical Medicine & Rehabilitation Physician Allopathic & Osteopathic Physicians · License 036-099032 (IL) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
250011649	Other	IL	RAILROAD MEDICARE
250011937	Other	IL	RAILROAD MEDICARE
036099032	Medicaid	IL	-

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 Phyllis Muellner?

The National Provider Identifier (NPI) for Phyllis Muellner is 1619983384, a Type 1 (individual) record in the CMS NPPES registry.

Where does Phyllis Muellner practice?

The practice location on file with NPPES is in New Lenox, IL. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-07-21.