IndividualActive
Stephen Hellman, M.D.
NPI 1942296926 · Nephrology Physician · Rockville, MD
Stephen Hellman, M.D. is a Nephrology Physician provider in Rockville, MD (NPI 1942296926).
Provider details
- NPI number
- 1942296926
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- D20674 (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
6240 Montrose Rd
Rockville, MD 20852-4119
Phone: (301) 231-7111
Fax: (301) 231-9040
Street-level locationGet directions
Mailing address
6240 Montrose Rd
Rockville, MD 20852-4119
Registry dates
- Enumerated
- 2005-09-23
- Last updated
- 2013-09-16
Frequently asked questions
- What is Stephen Hellman's NPI number?
- Stephen Hellman's National Provider Identifier (NPI) is 1942296926, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Hellman's specialty?
- Stephen Hellman is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Hellman located?
- Stephen Hellman's practice location on file with NPPES is 6240 Montrose Rd, Rockville, MD 20852-4119.
- What is Stephen Hellman's phone number?
- The practice phone number listed in the NPPES registry for Stephen Hellman is (301) 231-7111.
- Is Stephen Hellman's NPI active?
- Yes — Stephen Hellman's NPI (1942296926) is active in the NPPES registry as of the last update on 2013-09-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.