Mengying Guo
NPI 1235664301 · Internal Medicine Physician · Torrance, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mengying Guo is a Internal Medicine Physician provider in Torrance, CA (NPI 1235664301).
Provider details
- NPI number
- 1235664301
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- A158952 (CA)
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
9 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
Additional practice locations (1)
- 26800 Crown Valley Pkwy Ste 315Mission Viejo, CA 92691-8039Phone: (949) 364-6000
Registry dates
- Enumerated
- 2017-04-26
- Last updated
- 2021-11-02
- Certified
- 2021-11-02
Frequently asked questions
- What is Mengying Guo's NPI number?
- Mengying Guo's National Provider Identifier (NPI) is 1235664301, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mengying Guo's specialty?
- Mengying Guo is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mengying Guo located?
- Mengying Guo's practice location on file with NPPES is 1000 W Carson St # 400, Torrance, CA 90502-2004.
- What is Mengying Guo's phone number?
- The practice phone number listed in the NPPES registry for Mengying Guo is (310) 222-2401.
- Does Mengying Guo accept Medicare?
- Mengying Guo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mengying Guo's NPI active?
- Yes — Mengying Guo's NPI (1235664301) is active in the NPPES registry as of the last update on 2021-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.