Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Dyllan Joan Walter, C.R.N.P.

Family Nurse Practitioner in Chalfont, PA · enumerated 2010.

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

National Provider Identifier

1780915090

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Registry record

Entity type Individual (Type 1)

Name Mrs. Dyllan Joan Walter

Credential C.R.N.P.

Sex Female

Practice address 1600 Horizon Dr Ste 117, Chalfont, PA, 18914

Phone (215) 997-9737

Fax (215) 997-9738

Enumeration date Jan 26, 2010

Last updated in NPPES Oct 22, 2019

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License SP010278 (PA) Primary

Other identifiers

Identifier	Type	State	Issuer
1024978654	Medicaid	PA	-

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 Dyllan Walter?

The National Provider Identifier (NPI) for Dyllan Walter is 1780915090, a Type 1 (individual) record in the CMS NPPES registry.

Where does Dyllan Walter practice?

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

Other providers at this practice address

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Victoria Walters Primary Care Nurse Practitioner · Chalfont, PA NPI 1952018517

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-10-22.