Karen Lin, MD
NPI 1194713099 · Internal Medicine Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Lin, MD is a Internal Medicine Physician provider in Philadelphia, PA (NPI 1194713099).
Provider details
- NPI number
- 1194713099
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD423353 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
297 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 | 102 | $132 |
| 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 | 68 | $17 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 47 | $186 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 | 25 | $3 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 19 | $94 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 54 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 202 | 48 |
| Amlodipine Besylate | 178 | 43 |
| Metformin Hcl | 76 | 19 |
| Omeprazole | 69 | 21 |
| Gabapentin | 53 | 15 |
| Fluticasone Propionate | 53 | 16 |
| Losartan Potassium | 49 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-13
- Last updated
- 2018-03-28
Frequently asked questions
- What is Karen Lin's NPI number?
- Karen Lin's National Provider Identifier (NPI) is 1194713099, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Lin's specialty?
- Karen Lin is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Lin located?
- Karen Lin's practice location on file with NPPES is 3322 N Broad St, Philadelphia, PA 19140-5185.
- What is Karen Lin's phone number?
- The practice phone number listed in the NPPES registry for Karen Lin is (215) 707-1800.
- Does Karen Lin accept Medicare?
- Karen Lin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Lin's NPI active?
- Yes — Karen Lin's NPI (1194713099) is active in the NPPES registry as of the last update on 2018-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.