Lei Guo, M.D.
NPI 1881836096 · Hospitalist Physician · Modesto, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lei Guo, M.D. is a Hospitalist Physician provider in Modesto, CA (NPI 1881836096).
Provider details
- NPI number
- 1881836096
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A118973 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 54 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 142 | 16 |
| Metoprolol Tartrate | 97 | — |
| Apixabanbrand: Eliquis | 97 | — |
| Levothyroxine Sodium | 61 | — |
| Potassium Chloride | 60 | — |
| Furosemide | 53 | — |
| Gabapentin | 51 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-04-02
- Last updated
- 2012-08-02
Frequently asked questions
- What is Lei Guo's NPI number?
- Lei Guo's National Provider Identifier (NPI) is 1881836096, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lei Guo's specialty?
- Lei Guo is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Lei Guo located?
- Lei Guo's practice location on file with NPPES is 600 Coffee Rd, Modesto, CA 95355-4201.
- What is Lei Guo's phone number?
- The practice phone number listed in the NPPES registry for Lei Guo is (209) 521-6097.
- Does Lei Guo accept Medicare?
- Lei Guo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lei Guo's NPI active?
- Yes — Lei Guo's NPI (1881836096) is active in the NPPES registry as of the last update on 2012-08-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.