Karen Lazzaro, MD
NPI 1427026954 · Specialist · Greensburg, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Lazzaro, MD is a Specialist provider in Greensburg, PA (NPI 1427026954).
Provider details
- NPI number
- 1427026954
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD056164L (PA)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
313 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 117 | $122 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 69 | $122 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 60 | $0 |
| 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 | 39 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 28 | $86 |
Typical Medicare-allowed amounts for these services range $0–$122 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 121 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 454 | 99 |
| Simvastatin | 305 | 76 |
| Atorvastatin Calcium | 299 | 76 |
| Rosuvastatin Calcium | 280 | 74 |
| Lisinopril | 267 | 69 |
| Irbesartan | 265 | 57 |
| Amlodipine Besylate | 261 | 64 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$471 across 25 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
- 2006-03-10
- Last updated
- 2011-08-04
Frequently asked questions
- What is Karen Lazzaro's NPI number?
- Karen Lazzaro's National Provider Identifier (NPI) is 1427026954, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Lazzaro's specialty?
- Karen Lazzaro is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Karen Lazzaro located?
- Karen Lazzaro's practice location on file with NPPES is 1275 S Main St, Greensburg, PA 15601-5385.
- What is Karen Lazzaro's phone number?
- The practice phone number listed in the NPPES registry for Karen Lazzaro is (724) 837-4000.
- Does Karen Lazzaro accept Medicare?
- Karen Lazzaro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Lazzaro's NPI active?
- Yes — Karen Lazzaro's NPI (1427026954) is active in the NPPES registry as of the last update on 2011-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.