What is Sean Twardy's NPI number?

Sean Twardy's National Provider Identifier (NPI) is 1598602641, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sean Twardy's specialty?

Sean Twardy is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).

Where is Sean Twardy located?

Sean Twardy's practice location on file with NPPES is 3401 N Broad St, Philadelphia, PA 19140-5189.

What is Sean Twardy's phone number?

The practice phone number listed in the NPPES registry for Sean Twardy is (215) 707-2000.

Is Sean Twardy's NPI active?

Yes — Sean Twardy's NPI (1598602641) is active in the NPPES registry as of the last update on 2026-04-29.

IndividualActive

Sean Twardy, MD

NPI 1598602641 · Surgery Physician · Philadelphia, PA

Sean Twardy, MD is a Surgery Physician provider in Philadelphia, PA (NPI 1598602641).

Provider details

NPI number: 1598602641
Entity type: Individual
Primary specialty: Surgery PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: Yes
License: MT236320 (PA)

Specialties & taxonomies

Surgery PhysicianPrimary208600000XLicense MT236320 (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

3401 N Broad St

Philadelphia, PA 19140-5189

Phone: (215) 707-2000

Street-level locationGet directions

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Mailing address