Erin Van Tiem, PA-C
NPI 1255565685 · Physician Assistant · Plymouth, MI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erin Van Tiem, PA-C is a Physician Assistant provider in Plymouth, MI (NPI 1255565685).
Provider details
- NPI number
- 1255565685
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 5601005456 (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
17 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
1,505 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 | 556 | $6 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 217 | $80 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 174 | $112 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 170 | $50 |
| Destruction of Skin Growth, 1-14 Growths17110 | 103 | $97 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More |
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 |
|---|---|---|
| Ketoconazole | 133 | 69 |
| Triamcinolone Acetonide | 101 | 79 |
| Betamethasone Dipropionate | 39 | 30 |
| Fluocinonide | 37 | 23 |
| Metronidazole | 37 | 27 |
| Hydrocortisone | 37 | 32 |
| Clindamycin Phosphate | 28 | 14 |
| Fluorouracil | 27 | 23 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,641 across 92 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)
- 305 E Eisenhower Pkwy Ste 320Ann Arbor, MI 48108-3348Phone: (734) 800-2055Fax: (734) 800-2056
- 25500 Meadowbrook Rd Ste 180Novi, MI 48375-1882Phone: (248) 940-1927Fax: (248) 940-1928
Registry dates
- Enumerated
- 2009-05-13
- Last updated
- 2023-04-25
- Certified
- 2023-04-25
Frequently asked questions
- What is Erin Van Tiem's NPI number?
- Erin Van Tiem's National Provider Identifier (NPI) is 1255565685, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Van Tiem's specialty?
- Erin Van Tiem is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Erin Van Tiem located?
- Erin Van Tiem's practice location on file with NPPES is 990 W Ann Arbor Trl Ste 205, Plymouth, MI 48170-1686.
- What is Erin Van Tiem's phone number?
- The practice phone number listed in the NPPES registry for Erin Van Tiem is (734) 455-6881.
- Does Erin Van Tiem accept Medicare?
- Erin Van Tiem is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erin Van Tiem's NPI active?
- Yes — Erin Van Tiem's NPI (1255565685) is active in the NPPES registry as of the last update on 2023-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.