What is Hannah Ervey's NPI number?

Hannah Ervey's National Provider Identifier (NPI) is 1689518805, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Hannah Ervey's specialty?

Hannah Ervey is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Hannah Ervey located?

Hannah Ervey's practice location on file with NPPES is 1200 S Cedar Crest Blvd, Allentown, PA 18103-6202.

What is Hannah Ervey's phone number?

The practice phone number listed in the NPPES registry for Hannah Ervey is (484) 862-3156.

Is Hannah Ervey's NPI active?

Yes — Hannah Ervey's NPI (1689518805) is active in the NPPES registry as of the last update on 2026-04-17.

IndividualActive

Hannah Ervey, DO

NPI 1689518805 · Internal Medicine Physician · Allentown, PA

Hannah Ervey, DO is a Internal Medicine Physician provider in Allentown, PA (NPI 1689518805).

Provider details

NPI number: 1689518805
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: DO
Sex: Female
Sole proprietor: No
License: OT025059 (PA)

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense OT025059 (PA)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(53/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

1200 S Cedar Crest Blvd

Allentown, PA 18103-6202

Phone: (484) 862-3156

Street-level locationGet directions

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Mailing address