Zachary Tomasoski, PA-C
NPI 1417470469 · Medical Physician Assistant · Owosso, MI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zachary Tomasoski, PA-C is a Medical Physician Assistant provider in Owosso, MI (NPI 1417470469).
Provider details
- NPI number
- 1417470469
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- 5315226798 (MI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
8 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
4 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 193 | 178 |
| Cephalexin | 116 | 106 |
| Azithromycin | 75 | 73 |
| Fluticasone Propionate | 74 | 70 |
| Promethazine Hcl | 45 | 43 |
| Amoxicillin | 37 | 36 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 35 | 32 |
| Doxycycline Hyclate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$30 across 2 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 (3)
- 2464 N Seymour RdFlushing, MI 48433-9741Phone: (810) 429-4107
- 1445 Gateway BlvdCottage Grove, OR 97424-1224Phone: (541) 640-7625
- 48134 Highway 58Oakridge, OR 97463-9601Phone: (541) 640-7625
Registry dates
- Enumerated
- 2017-07-21
- Last updated
- 2021-09-02
- Certified
- 2021-09-02
Frequently asked questions
- What is Zachary Tomasoski's NPI number?
- Zachary Tomasoski's National Provider Identifier (NPI) is 1417470469, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zachary Tomasoski's specialty?
- Zachary Tomasoski is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Zachary Tomasoski located?
- Zachary Tomasoski's practice location on file with NPPES is 1485 E M 21, Owosso, MI 48867-9048.
- What is Zachary Tomasoski's phone number?
- The practice phone number listed in the NPPES registry for Zachary Tomasoski is (989) 494-0300.
- Does Zachary Tomasoski accept Medicare?
- Zachary Tomasoski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zachary Tomasoski's NPI active?
- Yes — Zachary Tomasoski's NPI (1417470469) is active in the NPPES registry as of the last update on 2021-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.