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Patricia Liszewski, M.D.
NPI 1417911413 · Pediatrics Physician · Ellicott City, MD
Patricia Liszewski, M.D. is a Pediatrics Physician provider in Ellicott City, MD (NPI 1417911413).
Provider details
- NPI number
- 1417911413
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- License
- D0054394 (MD)
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
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
9501 Old Annapolis Rd
Suite 101
Ellicott City, MD 21042-6314
Phone: (410) 992-9339
Fax: (410) 964-5150
Street-level locationGet directions
Mailing address
17713 Globe Theatre Dr
Olney, MD 20832-1676
Registry dates
- Enumerated
- 2006-04-14
- Last updated
- 2007-07-09
Frequently asked questions
- What is Patricia Liszewski's NPI number?
- Patricia Liszewski's National Provider Identifier (NPI) is 1417911413, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patricia Liszewski's specialty?
- Patricia Liszewski is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Patricia Liszewski located?
- Patricia Liszewski's practice location on file with NPPES is 9501 Old Annapolis Rd, Ellicott City, MD 21042-6314.
- What is Patricia Liszewski's phone number?
- The practice phone number listed in the NPPES registry for Patricia Liszewski is (410) 992-9339.
- Is Patricia Liszewski's NPI active?
- Yes — Patricia Liszewski's NPI (1417911413) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.