Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Morris C Lainer, MD

Internal Medicine Physician in Holyoke, MA · enumerated 2006.

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

National Provider Identifier

1588769996

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Registry record

Entity type Individual (Type 1)

Name Dr. Morris C Lainer

Credential MD

Sex Male

Practice address 2 Hospital Drive, Suite 101 Holyoke Associates in Internal Medicine, Holyoke, MA, 01040

Phone (413) 536-6902

Fax (413) 532-9871

Enumeration date Sep 13, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 47147 (MA) 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
0148784	Medicaid	MA	-

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 Morris Lainer?

The National Provider Identifier (NPI) for Morris Lainer is 1588769996, a Type 1 (individual) record in the CMS NPPES registry.

Where does Morris Lainer practice?

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

Other providers at this practice address

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Francis Martinez Surgery Physician · Holyoke, MA NPI 1154328490

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.