Margaret Hessen, MD
NPI 1609273119 · Infectious Disease Physician · Bryn Mawr, PA
Margaret Hessen, MD is a Infectious Disease Physician provider in Bryn Mawr, PA (NPI 1609273119).
Provider details
- NPI number
- 1609273119
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- MD029696E (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
Mailing address
Registry dates
- Enumerated
- 2014-11-26
- Last updated
- 2014-11-26
Frequently asked questions
- What is Margaret Hessen's NPI number?
- Margaret Hessen's National Provider Identifier (NPI) is 1609273119, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Hessen's specialty?
- Margaret Hessen is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Margaret Hessen located?
- Margaret Hessen's practice location on file with NPPES is 3940 Darby Rd, Bryn Mawr, PA 19010-2014.
- What is Margaret Hessen's phone number?
- The practice phone number listed in the NPPES registry for Margaret Hessen is (610) 525-3151.
- Is Margaret Hessen's NPI active?
- Yes — Margaret Hessen's NPI (1609273119) is active in the NPPES registry as of the last update on 2014-11-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.