IndividualActive
Robert Mackow, MD
NPI 1942208368 · Nephrology Physician · Fairfax, VA
Robert Mackow, MD is a Nephrology Physician provider in Fairfax, VA (NPI 1942208368).
Provider details
- NPI number
- 1942208368
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 0101032521 (VA)
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
13135 Lee Jackson Memorial Hwy
135
Fairfax, VA 22033-1907
Phone: (703) 961-0488
Fax: (703) 961-0480
Street-level locationGet directions
Mailing address
13135 Lee Jackson Memorial Hwy
Fairfax, VA 22033-1907
Registry dates
- Enumerated
- 2005-07-09
- Last updated
- 2016-08-11
Frequently asked questions
- What is Robert Mackow's NPI number?
- Robert Mackow's National Provider Identifier (NPI) is 1942208368, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Mackow's specialty?
- Robert Mackow is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Mackow located?
- Robert Mackow's practice location on file with NPPES is 13135 Lee Jackson Memorial Hwy, Fairfax, VA 22033-1907.
- What is Robert Mackow's phone number?
- The practice phone number listed in the NPPES registry for Robert Mackow is (703) 961-0488.
- Is Robert Mackow's NPI active?
- Yes — Robert Mackow's NPI (1942208368) is active in the NPPES registry as of the last update on 2016-08-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.