Grace Chen, M.D.
NPI 1770785297 · Geriatric Medicine (Internal Medicine) Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grace Chen, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Los Angeles, CA (NPI 1770785297).
Provider details
- NPI number
- 1770785297
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A93707 (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 tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,043 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 328 | $66 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 274 | $17 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 78 | $46 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 58 | $85 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 52 | $82 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 65 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 190 | 65 |
| Amlodipine Besylate | 164 | 47 |
| Levothyroxine Sodium | 101 | 28 |
| Losartan Potassium | 91 | 27 |
| Apixabanbrand: Eliquis | 88 | 25 |
| Mirtazapine | 76 | 25 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-05
- Last updated
- 2012-01-12
Frequently asked questions
- What is Grace Chen's NPI number?
- Grace Chen's National Provider Identifier (NPI) is 1770785297, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grace Chen's specialty?
- Grace Chen is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Grace Chen located?
- Grace Chen's practice location on file with NPPES is 10945 Le Conte Ave, Los Angeles, CA 90095-1687.
- What is Grace Chen's phone number?
- The practice phone number listed in the NPPES registry for Grace Chen is (310) 825-8253.
- Does Grace Chen accept Medicare?
- Grace Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Grace Chen's NPI active?
- Yes — Grace Chen's NPI (1770785297) is active in the NPPES registry as of the last update on 2012-01-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.