Annie Lim, MD
NPI 1639377310 · Ophthalmology Physician · Downey, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Annie Lim, MD is a Ophthalmology Physician provider in Downey, CA (NPI 1639377310).
Provider details
- NPI number
- 1639377310
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A105718 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 643 | 200 |
| Prednisolone Acetate | 392 | 265 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 358 | 126 |
| Bimatoprost | 292 | 88 |
| Brimonidine Tartrate | 283 | 100 |
| Ofloxacin | 195 | 133 |
| Timolol Maleate | 154 | 65 |
| Erythromycin Basebrand: Erythromycin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$27 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-05
- Last updated
- 2021-12-15
Frequently asked questions
- What is Annie Lim's NPI number?
- Annie Lim's National Provider Identifier (NPI) is 1639377310, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Annie Lim's specialty?
- Annie Lim is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Annie Lim located?
- Annie Lim's practice location on file with NPPES is 9449 Imperial Hwy, Downey, CA 90242-2814.
- What is Annie Lim's phone number?
- The practice phone number listed in the NPPES registry for Annie Lim is (562) 657-9000.
- Does Annie Lim accept Medicare?
- Annie Lim is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Annie Lim's NPI active?
- Yes — Annie Lim's NPI (1639377310) is active in the NPPES registry as of the last update on 2021-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.