L & N Pfeffer MD PA
NPI 1902995616 · Internal Medicine Physician · Baltimore, MD
L & N Pfeffer MD PA is a Internal Medicine Physician organization in Baltimore, MD (NPI 1902995616).
Provider details
- NPI number
- 1902995616
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Liya Pfeffer, Owner(410) 687-4400
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Cardiovascular Disease Physician207RC0000X
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-10-12
- Last updated
- 2007-11-29
Frequently asked questions
- What is L & N Pfeffer MD PA's NPI number?
- L & N Pfeffer MD PA's National Provider Identifier (NPI) is 1902995616, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is L & N Pfeffer MD PA?
- L & N Pfeffer MD PA is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is L & N Pfeffer MD PA located?
- L & N Pfeffer MD PA's practice location on file with NPPES is 6918 Ridge Rd, Baltimore, MD 21237-3854.
- What is L & N Pfeffer MD PA's phone number?
- The practice phone number listed in the NPPES registry for L & N Pfeffer MD PA is (410) 687-4400.
- Who is the authorized official for L & N Pfeffer MD PA?
- The authorized official listed on L & N Pfeffer MD PA's NPPES record is Liya Pfeffer, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is L & N Pfeffer MD PA's NPI active?
- Yes — L & N Pfeffer MD PA's NPI (1902995616) is active in the NPPES registry as of the last update on 2007-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.