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William Geis, M.D.
NPI 1790744092 · Surgery Physician · Owings Mills, MD
William Geis, M.D. is a Surgery Physician provider in Owings Mills, MD (NPI 1790744092).
Provider details
- NPI number
- 1790744092
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D0045452 (MD)
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
20 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
21 Crossroads Dr
Suite 360
Owings Mills, MD 21117-5441
Phone: (410) 356-0410
Fax: (410) 356-5237
Street-level locationGet directions
Mailing address
5401 Old Court Rd
Randallstown, MD 21133-5103
Registry dates
- Enumerated
- 2006-03-23
- Last updated
- 2009-11-05
Frequently asked questions
- What is William Geis's NPI number?
- William Geis's National Provider Identifier (NPI) is 1790744092, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Geis's specialty?
- William Geis is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is William Geis located?
- William Geis's practice location on file with NPPES is 21 Crossroads Dr, Owings Mills, MD 21117-5441.
- What is William Geis's phone number?
- The practice phone number listed in the NPPES registry for William Geis is (410) 356-0410.
- Is William Geis's NPI active?
- Yes — William Geis's NPI (1790744092) is active in the NPPES registry as of the last update on 2009-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.