Polaris Sleep PC
NPI 1851248363 · Internal Medicine Physician · Silver Spring, MD
Polaris Sleep PC is a Internal Medicine Physician organization in Silver Spring, MD (NPI 1851248363).
Provider details
- NPI number
- 1851248363
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Zhen Chan, PC President(301) 246-2152
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
Mailing address
Registry dates
- Enumerated
- 2026-03-13
- Last updated
- 2026-03-13
- Certified
- 2026-03-13
Frequently asked questions
- What is Polaris Sleep PC's NPI number?
- Polaris Sleep PC's National Provider Identifier (NPI) is 1851248363, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Polaris Sleep PC?
- Polaris Sleep PC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Polaris Sleep PC located?
- Polaris Sleep PC's practice location on file with NPPES is 8403 Colesville Rd Ste 1100, Silver Spring, MD 20910-6346.
- What is Polaris Sleep PC's phone number?
- The practice phone number listed in the NPPES registry for Polaris Sleep PC is (301) 246-2152.
- Who is the authorized official for Polaris Sleep PC?
- The authorized official listed on Polaris Sleep PC's NPPES record is Zhen Chan, PC President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Polaris Sleep PC's NPI active?
- Yes — Polaris Sleep PC's NPI (1851248363) is active in the NPPES registry as of the last update on 2026-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.