IndividualActive
Robert Hertzfeld, M.D.
NPI 1932104460 · Anesthesiology Physician · Toledo, OH
Robert Hertzfeld, M.D. is a Anesthesiology Physician provider in Toledo, OH (NPI 1932104460).
Provider details
- NPI number
- 1932104460
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 35030990 (OH)
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
21 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
3404 W Sylvania Ave
Toledo, OH 43623-4467
Phone: (419) 407-2440
Street-level locationGet directions
Mailing address
792 Elk Rdg
Northwood, OH 43619-2659
Registry dates
- Enumerated
- 2005-06-21
- Last updated
- 2007-07-08
Frequently asked questions
- What is Robert Hertzfeld's NPI number?
- Robert Hertzfeld's National Provider Identifier (NPI) is 1932104460, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Hertzfeld's specialty?
- Robert Hertzfeld is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Hertzfeld located?
- Robert Hertzfeld's practice location on file with NPPES is 3404 W Sylvania Ave, Toledo, OH 43623-4467.
- What is Robert Hertzfeld's phone number?
- The practice phone number listed in the NPPES registry for Robert Hertzfeld is (419) 407-2440.
- Is Robert Hertzfeld's NPI active?
- Yes — Robert Hertzfeld's NPI (1932104460) 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.