Heather Sieminkewicz, PA
NPI 1558770701 · Physician Assistant · Indiana, PA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Heather Sieminkewicz, PA is a Physician Assistant provider in Indiana, PA (NPI 1558770701).
Provider details
- NPI number
- 1558770701
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- MA056909 (PA)
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 tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,356 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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 849 | $5 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 590 | $75 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 238 | $46 |
| Biopsy of Related Skin Growth, First Growth11102 | 176 | $78 |
| Destruction of Skin Growth, 1-14 Growths17110 | 168 | $92 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 438 | 181 |
| Clobetasol Propionate | 287 | 143 |
| Triamcinolone Acetonide | 183 | 97 |
| Hydrocortisone | 164 | 98 |
| Betamethasone Dipropionate | 159 | 82 |
| Doxycycline Hyclate | 146 | 84 |
| Fluorouracil | 138 | 118 |
| Dupilumabbrand: Dupixent Pen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,431 across 78 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
Additional practice locations (2)
- 4731 Route 30 Ste 402Greensburg, PA 15601-7260Phone: (724) 552-0446Fax: (724) 552-0445
- 419 W Pittsburgh StGreensburg, PA 15601-2211Phone: (724) 837-5810Fax: (724) 837-8938
Registry dates
- Enumerated
- 2014-08-12
- Last updated
- 2021-02-23
- Certified
- 2021-02-23
Frequently asked questions
- What is Heather Sieminkewicz's NPI number?
- Heather Sieminkewicz's National Provider Identifier (NPI) is 1558770701, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Sieminkewicz's specialty?
- Heather Sieminkewicz is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Heather Sieminkewicz located?
- Heather Sieminkewicz's practice location on file with NPPES is 120 Irmc Dr Ste 130, Indiana, PA 15701-3674.
- What is Heather Sieminkewicz's phone number?
- The practice phone number listed in the NPPES registry for Heather Sieminkewicz is (724) 471-7100.
- Does Heather Sieminkewicz accept Medicare?
- Heather Sieminkewicz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Heather Sieminkewicz's NPI active?
- Yes — Heather Sieminkewicz's NPI (1558770701) is active in the NPPES registry as of the last update on 2021-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.