What is Mark Antos's NPI number?

Mark Antos's National Provider Identifier (NPI) is 1942269030, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mark Antos's specialty?

Mark Antos is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).

Where is Mark Antos located?

Mark Antos's practice location on file with NPPES is 1501 Middleford Rd, Seaford, DE 19973-3615.

What is Mark Antos's phone number?

The practice phone number listed in the NPPES registry for Mark Antos is (302) 629-4255.

Is Mark Antos's NPI active?

Yes — Mark Antos's NPI (1942269030) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Mark Antos, M.D.

NPI 1942269030 · Gastroenterology Physician · Seaford, DE

Mark Antos, M.D. is a Gastroenterology Physician provider in Seaford, DE (NPI 1942269030).

Provider details

NPI number: 1942269030
Entity type: Individual
Primary specialty: Gastroenterology PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Male
License: C10003337 (DE)

Specialties & taxonomies

Gastroenterology PhysicianPrimary207RG0100XLicense C10003337 (DE)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(91/100 index)

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

Registry tenure38% of score
20 yrs in NPPES 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

1501 Middleford Rd

Seaford, DE 19973-3615

Phone: (302) 629-4255

Fax: (302) 629-5777

Approximate (ZIP-level) locationGet directions

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Mailing address