Lewis Fermaglich, MD
NPI 1922107002 · Pediatrics Physician · Rockville, MD
Lewis Fermaglich, MD is a Pediatrics Physician provider in Rockville, MD (NPI 1922107002).
Provider details
- NPI number
- 1922107002
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD034924 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
- 2006-09-22
- Last updated
- 2014-08-13
Frequently asked questions
- What is Lewis Fermaglich's NPI number?
- Lewis Fermaglich's National Provider Identifier (NPI) is 1922107002, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lewis Fermaglich's specialty?
- Lewis Fermaglich is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Lewis Fermaglich located?
- Lewis Fermaglich's practice location on file with NPPES is 6000 Executive Blvd, Rockville, MD 20852-3803.
- What is Lewis Fermaglich's phone number?
- The practice phone number listed in the NPPES registry for Lewis Fermaglich is (301) 881-7995.
- Is Lewis Fermaglich's NPI active?
- Yes — Lewis Fermaglich's NPI (1922107002) is active in the NPPES registry as of the last update on 2014-08-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.