Hubert Sie, M.D., Inc.
NPI 1134455447 · Internal Medicine Physician · Newport Beach, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hubert Sie, M.D., Inc. is a Internal Medicine Physician organization in Newport Beach, CA (NPI 1134455447).
Provider details
- NPI number
- 1134455447
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Hubert Sie, President(949) 400-3903
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Other names (DBA / former)
- Doing business as
- Thehospitalists of Newport
Additional practice locations (1)
- 400 Newport Center Dr Ste 310Newport Beach, CA 92660-7636Phone: (949) 558-0501
Registry dates
- Enumerated
- 2009-10-21
- Last updated
- 2025-09-02
- Certified
- 2025-06-02
Frequently asked questions
- What is Hubert Sie, M.D., Inc.'s NPI number?
- Hubert Sie, M.D., Inc.'s National Provider Identifier (NPI) is 1134455447, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Hubert Sie, M.D., Inc.?
- Hubert Sie, M.D., Inc. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hubert Sie, M.D., Inc. located?
- Hubert Sie, M.D., Inc.'s practice location on file with NPPES is 1 Hoag Dr, Newport Beach, CA 92663-4162.
- What is Hubert Sie, M.D., Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Hubert Sie, M.D., Inc. is (949) 400-3903.
- Does Hubert Sie, M.D., Inc. accept Medicare?
- Hubert Sie, M.D., Inc. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Hubert Sie, M.D., Inc.?
- The authorized official listed on Hubert Sie, M.D., Inc.'s NPPES record is Hubert Sie, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Hubert Sie, M.D., Inc.'s NPI active?
- Yes — Hubert Sie, M.D., Inc.'s NPI (1134455447) is active in the NPPES registry as of the last update on 2025-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.