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Mcclellan Walther, M.D.
NPI 1881617827 · Urology Physician · Hyattsville, MD
Mcclellan Walther, M.D. is a Urology Physician provider in Hyattsville, MD (NPI 1881617827).
Provider details
- NPI number
- 1881617827
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D0037713 (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
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
5804 Baltimore Ave
Hyattsville, MD 20781-1623
Phone: (301) 927-7800
Fax: (301) 209-9474
Street-level locationGet directions
Mailing address
320 Highland Ridge Ave
Gaithersburg, MD 20878-7811
Registry dates
- Enumerated
- 2006-07-25
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mcclellan Walther's NPI number?
- Mcclellan Walther's National Provider Identifier (NPI) is 1881617827, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mcclellan Walther's specialty?
- Mcclellan Walther is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Mcclellan Walther located?
- Mcclellan Walther's practice location on file with NPPES is 5804 Baltimore Ave, Hyattsville, MD 20781-1623.
- What is Mcclellan Walther's phone number?
- The practice phone number listed in the NPPES registry for Mcclellan Walther is (301) 927-7800.
- Is Mcclellan Walther's NPI active?
- Yes — Mcclellan Walther's NPI (1881617827) 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.