Mark Liu, DO
NPI 1710967914 · Family Medicine Physician · Rocklin, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Liu, DO is a Family Medicine Physician provider in Rocklin, CA (NPI 1710967914).
Provider details
- NPI number
- 1710967914
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- DOS-1207 (HI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$17 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 7978 Pocket Rd Apt 154Sacramento, CA 95831-5726Phone: (509) 730-4720
Registry dates
- Enumerated
- 2006-01-23
- Last updated
- 2025-04-16
- Certified
- 2025-04-16
Frequently asked questions
- What is Mark Liu's NPI number?
- Mark Liu's National Provider Identifier (NPI) is 1710967914, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Liu's specialty?
- Mark Liu is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Liu located?
- Mark Liu's practice location on file with NPPES is 6644 Lonetree Blvd Ste 300, Rocklin, CA 95765-4432.
- What is Mark Liu's phone number?
- The practice phone number listed in the NPPES registry for Mark Liu is (916) 721-2977.
- Does Mark Liu accept Medicare?
- Mark Liu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Liu's NPI active?
- Yes — Mark Liu's NPI (1710967914) is active in the NPPES registry as of the last update on 2025-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.