Lucy Hornstein, MD
NPI 1538132451 · Family Medicine Physician · Phoenixville, PA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lucy Hornstein, MD is a Family Medicine Physician provider in Phoenixville, PA (NPI 1538132451).
Provider details
- NPI number
- 1538132451
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- MD036607E (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
547 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 146 | $93 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 128 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 87 | $133 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 83 | $132 |
| Administration of Pneumococcal VaccineG0009 | 46 | $33 |
| Administration of Influenza Virus VaccineG0008 | 32 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 257 | 72 |
| Amlodipine Besylate | 175 | 53 |
| Losartan Potassium | 171 | 50 |
| Metoprolol Succinate | 147 | 38 |
| Levothyroxine Sodium | 126 | 35 |
| Lisinopril | 90 | 26 |
| Losartan/Hydrochlorothiazide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-10
- Last updated
- 2015-05-21
Frequently asked questions
- What is Lucy Hornstein's NPI number?
- Lucy Hornstein's National Provider Identifier (NPI) is 1538132451, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lucy Hornstein's specialty?
- Lucy Hornstein is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Lucy Hornstein located?
- Lucy Hornstein's practice location on file with NPPES is 1288 Valley Forge Rd, Phoenixville, PA 19460-2687.
- What is Lucy Hornstein's phone number?
- The practice phone number listed in the NPPES registry for Lucy Hornstein is (610) 983-9299.
- Does Lucy Hornstein accept Medicare?
- Lucy Hornstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lucy Hornstein's NPI active?
- Yes — Lucy Hornstein's NPI (1538132451) is active in the NPPES registry as of the last update on 2015-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.