Alexandra Krempa, PA-C, MS
NPI 1265597892 · Physician Assistant · White Plains, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexandra Krempa, PA-C, MS is a Physician Assistant provider in White Plains, NY (NPI 1265597892).
Provider details
- NPI number
- 1265597892
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C, MS
- Sex
- Female
- Sole proprietor
- No
- License
- 011555-1 (NY)
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 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
737 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 | 399 | $130 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 199 | $9 |
| Physician Review, Interpretation, and Patient Management of Home Inr Testing for Patient With Either Mechanical Heart Valve(s), Chronic Atrial Fibrillation, Or Venous Thromboembolism Who Meets Medicare Coverage Criteria; Testing Not Occurring More FrequentG0250 | 52 | $9 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 41 | $15 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 35 | $93 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 89 | 57 |
| Amlodipine Besylate | 64 | 45 |
| Fluticasone Propionate | 53 | 50 |
| Levothyroxine Sodium | 33 | 17 |
| Hydrochlorothiazide | 31 | 18 |
| Escitalopram Oxalate | 29 | 18 |
| Metformin Hcl | 28 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-26
- Last updated
- 2021-05-25
- Certified
- 2021-05-25
Frequently asked questions
- What is Alexandra Krempa's NPI number?
- Alexandra Krempa's National Provider Identifier (NPI) is 1265597892, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexandra Krempa's specialty?
- Alexandra Krempa is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alexandra Krempa located?
- Alexandra Krempa's practice location on file with NPPES is 15 N Broadway, White Plains, NY 10601-2214.
- What is Alexandra Krempa's phone number?
- The practice phone number listed in the NPPES registry for Alexandra Krempa is (914) 428-6000.
- Does Alexandra Krempa accept Medicare?
- Alexandra Krempa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexandra Krempa's NPI active?
- Yes — Alexandra Krempa's NPI (1265597892) is active in the NPPES registry as of the last update on 2021-05-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.