Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Calvin Sumner, M.D.

Child & Adolescent Psychiatry Physician in Plymouth Meeting, PA · enumerated 2013.

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

National Provider Identifier

1881038222

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Registry record

Entity type Individual (Type 1)

Name Dr. Calvin Sumner

Credential M.D.

Sex Male

Practice address 2250 Hickory Rd Ste 216, Plymouth Meeting, PA, 19462

Phone (484) 532-2207

Enumeration date Apr 27, 2013

Last updated in NPPES Apr 27, 2013

Taxonomy & licenses

2084P0804X Child & Adolescent Psychiatry Physician Allopathic & Osteopathic Physicians · License 14683 (WV) Primary

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

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 Calvin Sumner?

The National Provider Identifier (NPI) for Calvin Sumner is 1881038222, a Type 1 (individual) record in the CMS NPPES registry.

Where does Calvin Sumner practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-04-27.