Keith Herzog, MD
NPI 1609800184 · Pediatrics Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Keith Herzog, MD is a Pediatrics Physician provider in Philadelphia, PA (NPI 1609800184).
Provider details
- NPI number
- 1609800184
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD038603E (PA)
Specialties & taxonomies
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
- 2006-07-10
- Last updated
- 2014-03-26
Frequently asked questions
- What is Keith Herzog's NPI number?
- Keith Herzog's National Provider Identifier (NPI) is 1609800184, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Keith Herzog's specialty?
- Keith Herzog is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Keith Herzog located?
- Keith Herzog's practice location on file with NPPES is 3601 a St, Philadelphia, PA 19134-1043.
- What is Keith Herzog's phone number?
- The practice phone number listed in the NPPES registry for Keith Herzog is (215) 427-6827.
- Does Keith Herzog accept Medicare?
- Keith Herzog is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Keith Herzog's NPI active?
- Yes — Keith Herzog's NPI (1609800184) is active in the NPPES registry as of the last update on 2014-03-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.