Lin Chen, NP
NPI 1457921140 · Family Nurse Practitioner · Rockville, MD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lin Chen, NP is a Family Nurse Practitioner provider in Rockville, MD (NPI 1457921140).
Provider details
- NPI number
- 1457921140
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- R203912 (MD)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
5 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 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prochlorperazine Maleate | 50 | 44 |
| Ondansetron Hcl | 47 | 43 |
| Oxycodone Hcl | 34 | 16 |
| Tramadol Hcl | 32 | 14 |
| Dexamethasone | 30 | 23 |
| Lidocaine/Prilocainebrand: Lidocaine-Prilocaine | 29 | 28 |
| Rivaroxabanbrand: Xarelto | 27 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,898 across 57 records (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
- 2021-06-25
- Last updated
- 2021-06-25
- Certified
- 2021-06-10
Frequently asked questions
- What is Lin Chen's NPI number?
- Lin Chen's National Provider Identifier (NPI) is 1457921140, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lin Chen's specialty?
- Lin Chen is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lin Chen located?
- Lin Chen's practice location on file with NPPES is 9715 Medical Center Dr Ste 531, Rockville, MD 20850-3310.
- What is Lin Chen's phone number?
- The practice phone number listed in the NPPES registry for Lin Chen is (301) 424-9723.
- Does Lin Chen accept Medicare?
- Lin Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lin Chen's NPI active?
- Yes — Lin Chen's NPI (1457921140) is active in the NPPES registry as of the last update on 2021-06-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.