Linyun Chen, MD
NPI 1831159532 · Specialist · Framingham, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Linyun Chen, MD is a Specialist provider in Framingham, MA (NPI 1831159532).
Provider details
- NPI number
- 1831159532
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 223656 (MA)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
1,245 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 | 271 | $140 |
| 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 | 260 | $17 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 133 | $196 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 121 | $21 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 113 | $141 |
| Annual Depression Screening, 5 to 15 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 58 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 390 | 109 |
| Amlodipine Besylate | 264 | 70 |
| Lisinopril | 222 | 69 |
| Losartan Potassium | 200 | 51 |
| Levothyroxine Sodium | 171 | 41 |
| Metoprolol Succinate | 135 | 35 |
| Hydrochlorothiazide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-25
- Last updated
- 2011-05-12
Frequently asked questions
- What is Linyun Chen's NPI number?
- Linyun Chen's National Provider Identifier (NPI) is 1831159532, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Linyun Chen's specialty?
- Linyun Chen is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Linyun Chen located?
- Linyun Chen's practice location on file with NPPES is 761 Worcester Rd, Framingham, MA 01701-5224.
- What is Linyun Chen's phone number?
- The practice phone number listed in the NPPES registry for Linyun Chen is (508) 872-1107.
- Does Linyun Chen accept Medicare?
- Linyun Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Linyun Chen's NPI active?
- Yes — Linyun Chen's NPI (1831159532) is active in the NPPES registry as of the last update on 2011-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.