Sana Tien
NPI 1821812553 · Physician Assistant · Baltimore, MD
Enrolled with Medicare as Order and Referring Only - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sana Tien is a Physician Assistant provider in Baltimore, MD (NPI 1821812553).
Provider details
- NPI number
- 1821812553
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- C0009726 (MD)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
Mailing address
Registry dates
- Enumerated
- 2024-11-11
- Last updated
- 2025-01-16
- Certified
- 2025-01-16
Frequently asked questions
- What is Sana Tien's NPI number?
- Sana Tien's National Provider Identifier (NPI) is 1821812553, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sana Tien's specialty?
- Sana Tien is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sana Tien located?
- Sana Tien's practice location on file with NPPES is 1800 Orleans St, Baltimore, MD 21287-0010.
- What is Sana Tien's phone number?
- The practice phone number listed in the NPPES registry for Sana Tien is (410) 955-5000.
- Does Sana Tien accept Medicare?
- Sana Tien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sana Tien's NPI active?
- Yes — Sana Tien's NPI (1821812553) is active in the NPPES registry as of the last update on 2025-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.