William Sindelar, M.D.,PH.D.
NPI 1104029834 · Surgery Physician · Lutherville Timonium, MD
William Sindelar, M.D.,PH.D. is a Surgery Physician provider in Lutherville Timonium, MD (NPI 1104029834).
Provider details
- NPI number
- 1104029834
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.,PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- D21972 (MD)
Specialties & taxonomies
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
- 2007-06-08
- Last updated
- 2010-12-14
Frequently asked questions
- What is William Sindelar's NPI number?
- William Sindelar's National Provider Identifier (NPI) is 1104029834, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Sindelar's specialty?
- William Sindelar is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is William Sindelar located?
- William Sindelar's practice location on file with NPPES is 1910 Pot Spring Rd, Lutherville Timonium, MD 21093-4429.
- What is William Sindelar's phone number?
- The practice phone number listed in the NPPES registry for William Sindelar is (410) 252-4852.
- Is William Sindelar's NPI active?
- Yes — William Sindelar's NPI (1104029834) is active in the NPPES registry as of the last update on 2010-12-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.