Gerald Lim, M.D.
NPI 1427091958 · Family Medicine Physician · Garden Grove, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gerald Lim, M.D. is a Family Medicine Physician provider in Garden Grove, CA (NPI 1427091958).
Provider details
- NPI number
- 1427091958
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A90080 (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
20 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 · 87 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 291 | 169 |
| Amlodipine Besylate | 160 | 86 |
| Losartan Potassium | 149 | 79 |
| Lisinopril | 126 | 70 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 120 | 62 |
| Rosuvastatin Calcium | 117 | 68 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-13
- Last updated
- 2021-11-29
Frequently asked questions
- What is Gerald Lim's NPI number?
- Gerald Lim's National Provider Identifier (NPI) is 1427091958, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gerald Lim's specialty?
- Gerald Lim is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gerald Lim located?
- Gerald Lim's practice location on file with NPPES is 12100 Euclid St, Garden Grove, CA 92840-3304.
- What is Gerald Lim's phone number?
- The practice phone number listed in the NPPES registry for Gerald Lim is (714) 741-3555.
- Does Gerald Lim accept Medicare?
- Gerald Lim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gerald Lim's NPI active?
- Yes — Gerald Lim's NPI (1427091958) is active in the NPPES registry as of the last update on 2021-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.