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Mark Jacobson, DO
NPI 1407879554 · Internal Medicine Physician · Lebanon, PA
Mark Jacobson, DO is a Internal Medicine Physician provider in Lebanon, PA (NPI 1407879554).
Provider details
- NPI number
- 1407879554
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- OS005977L (PA)
Specialties & taxonomies
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
19 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
4th & Willow Street
Hyman Caplan Pavilion
Lebanon, PA 17042-0300
Phone: (717) 272-4451
Fax: (717) 272-4532
Street-level locationGet directions
Mailing address
Po Box 300
Lebanon, PA 17042-0300
Registry dates
- Enumerated
- 2006-07-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Jacobson's NPI number?
- Mark Jacobson's National Provider Identifier (NPI) is 1407879554, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Jacobson's specialty?
- Mark Jacobson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Jacobson located?
- Mark Jacobson's practice location on file with NPPES is 4th & Willow Street, Lebanon, PA 17042-0300.
- What is Mark Jacobson's phone number?
- The practice phone number listed in the NPPES registry for Mark Jacobson is (717) 272-4451.
- Is Mark Jacobson's NPI active?
- Yes — Mark Jacobson's NPI (1407879554) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.