IndividualActive
Steven Shak, M.D
NPI 1205239704 · Clinical Medical Laboratory · Redwood City, CA
Steven Shak, M.D is a Clinical Medical Laboratory provider in Redwood City, CA (NPI 1205239704).
Provider details
- NPI number
- 1205239704
- Entity type
- Individual
- Primary specialty
- Clinical Medical LaboratoryLaboratories
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- Yes
- License
- 41962 (CA)
Specialties & taxonomies
Laboratories
Profile Score
Detailed profile(75/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
301 Penobscot Dr
Redwood City, CA 94063-4700
Phone: (650) 569-2251
Street-level locationGet directions
Mailing address
301 Penobscot Drive
Redwood City, CA 94063
Registry dates
- Enumerated
- 2014-09-29
- Last updated
- 2014-09-29
Frequently asked questions
- What is Steven Shak's NPI number?
- Steven Shak's National Provider Identifier (NPI) is 1205239704, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Shak's specialty?
- Steven Shak is listed in the NPPES registry with a primary specialty of Clinical Medical Laboratory (Laboratories).
- Where is Steven Shak located?
- Steven Shak's practice location on file with NPPES is 301 Penobscot Dr, Redwood City, CA 94063-4700.
- What is Steven Shak's phone number?
- The practice phone number listed in the NPPES registry for Steven Shak is (650) 569-2251.
- Is Steven Shak's NPI active?
- Yes — Steven Shak's NPI (1205239704) is active in the NPPES registry as of the last update on 2014-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.