Provider Profile
Listed in the NPI registry as a physician assistant, Heidi Hassler, PA-C practices in Vermillion, SD. Heidi is also listed as specializing in physician assistant — medical. According to Medicare claims data, Heidi cared for 6,943 Medicare patients across 8,887 services. The services billed most often include insertion of needle into vein for collection of blood sample, complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
20 S PLUM ST
Vermillion, SD 57069
8,887 services · 6,943 patients · 20 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
745 | More than most peers in Physician Assistant |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Lab test | 85025 |
718 | More than most peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
702 | More than most peers in Physician Assistant |
| Blood test, comprehensive group of blood chemicals | Lab test | 80053 |
674 | More than most peers in Physician Assistant |
| Automated urinalysis test | Lab test | 81003 |
668 | More than most peers in Physician Assistant |
| Uric acid level, blood | Lab test | 84550 |
661 | More than most peers in Physician Assistant |
| Magnesium level | Lab test | 83735 |
654 | More than most peers in Physician Assistant |
| Parathormone (parathyroid hormone) level | Lab test | 83970 |
652 | More than most peers in Physician Assistant |
| Creatinine level to test for kidney function or muscle injury | Lab test | 82570 |
630 | More than most peers in Physician Assistant |
| Urine microalbumin (protein) level | Lab test | 82043 |
628 | More than most peers in Physician Assistant |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Heidi Hassler is a physician assistant in Vermillion, SD. That is the designation recorded for this NPI in the federal registry.
NPI registry
Heidi Hassler is listed at 20 S Plum St, Vermillion, SD 57069. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (605) 677-3500. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Heidi Hassler's National Provider Identifier is 1548874688. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Heidi Hassler has 6+ years experience. Registered with an NPI since 2020. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
According to Medicare billing data, Heidi Hassler performs procedures including insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Heidi Hassler. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.