Lucas Triemstra, P.A.-C
NPI 1083952998 · Physician Assistant · Holland, MI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lucas Triemstra, P.A.-C is a Physician Assistant provider in Holland, MI (NPI 1083952998).
Provider details
- NPI number
- 1083952998
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.-C
- Sex
- Male
- Sole proprietor
- No
- License
- 5601006583 (MI)
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
13 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
101 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) |
|---|---|---|
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 38 | $113 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 35 | $68 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 28 | $97 |
Typical Medicare-allowed amounts for these services range $68–$113 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 55 | 17 |
| Omeprazole | 35 | 16 |
| Mesalamine | 32 | — |
| Famotidine | 30 | — |
| Lipase/Protease/Amylasebrand: Creon | 28 | — |
| Linaclotidebrand: Linzess | 27 | 11 |
| Cholestyramine (with Sugar)brand: Cholestyramine | 19 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$444 across 11 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
- 2013-01-28
- Last updated
- 2026-01-05
- Certified
- 2026-01-05
Frequently asked questions
- What is Lucas Triemstra's NPI number?
- Lucas Triemstra's National Provider Identifier (NPI) is 1083952998, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lucas Triemstra's specialty?
- Lucas Triemstra is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lucas Triemstra located?
- Lucas Triemstra's practice location on file with NPPES is 577 Michigan Ave Ste 202, Holland, MI 49423-4911.
- What is Lucas Triemstra's phone number?
- The practice phone number listed in the NPPES registry for Lucas Triemstra is (616) 546-9093.
- Does Lucas Triemstra accept Medicare?
- Lucas Triemstra is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lucas Triemstra's NPI active?
- Yes — Lucas Triemstra's NPI (1083952998) is active in the NPPES registry as of the last update on 2026-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.