Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Humberto Kern Laydner, M.D.

Urology Physician in Cleveland, OH · enumerated 2012.

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

National Provider Identifier

1689937120

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Humberto Kern Laydner

Credential M.D.

Sex Male

Practice address 11100 Euclid Ave, Cleveland, OH, 44106

Phone (216) 844-5661

Enumeration date Jun 20, 2012

Last updated in NPPES Jun 6, 2014

Taxonomy & licenses

390200000X Student in an Organized Health Care Education/Training Program Student, Health Care Secondary

208800000X Urology Physician Allopathic & Osteopathic Physicians · License 35.123642 (OH) 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
35.123642	Other	OH	LICENSE

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 Humberto Kern Laydner?

The National Provider Identifier (NPI) for Humberto Kern Laydner is 1689937120, a Type 1 (individual) record in the CMS NPPES registry.

Where does Humberto Kern Laydner practice?

The practice location on file with NPPES is in Cleveland, OH. 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 2014-06-06.