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Mara Underwood, MD
NPI 1164519021 · Anesthesiology Physician · Bryn Mawr, PA
Mara Underwood, MD is a Anesthesiology Physician provider in Bryn Mawr, PA (NPI 1164519021).
Provider details
- NPI number
- 1164519021
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD027308E (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
130 S Bryn Mawr Ave
Bryn Mawr, PA 19010-3121
Phone: (610) 526-3000
Street-level locationGet directions
Mailing address
255 W. Michigan
Jackson, MI 49201-1123
Registry dates
- Enumerated
- 2006-10-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mara Underwood's NPI number?
- Mara Underwood's National Provider Identifier (NPI) is 1164519021, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mara Underwood's specialty?
- Mara Underwood is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mara Underwood located?
- Mara Underwood's practice location on file with NPPES is 130 S Bryn Mawr Ave, Bryn Mawr, PA 19010-3121.
- What is Mara Underwood's phone number?
- The practice phone number listed in the NPPES registry for Mara Underwood is (610) 526-3000.
- Is Mara Underwood's NPI active?
- Yes — Mara Underwood's NPI (1164519021) 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.