OrganizationActive
Mark K Li, MD
NPI 1730353855 · Internal Medicine Physician · Wheaton, MD
Mark K Li, MD is a Internal Medicine Physician organization in Wheaton, MD (NPI 1730353855).
Provider details
- NPI number
- 1730353855
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Mark Li, Director(301) 649-5151
- License
- D0027865 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(87/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
1721 University Blvd W
Wheaton, MD 20902-3650
Phone: (301) 649-5151
Street-level locationGet directions
Mailing address
1721 University Blvd W
Wheaton, MD 20902-3650
Registry dates
- Enumerated
- 2008-04-18
- Last updated
- 2008-04-18
Frequently asked questions
- What is Mark K Li, MD's NPI number?
- Mark K Li, MD's National Provider Identifier (NPI) is 1730353855, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mark K Li, MD?
- Mark K Li, MD is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark K Li, MD located?
- Mark K Li, MD's practice location on file with NPPES is 1721 University Blvd W, Wheaton, MD 20902-3650.
- What is Mark K Li, MD's phone number?
- The practice phone number listed in the NPPES registry for Mark K Li, MD is (301) 649-5151.
- Who is the authorized official for Mark K Li, MD?
- The authorized official listed on Mark K Li, MD's NPPES record is Mark Li, Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mark K Li, MD's NPI active?
- Yes — Mark K Li, MD's NPI (1730353855) is active in the NPPES registry as of the last update on 2008-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.