William Vanlaar, DO
NPI 1205909439 · Family Medicine Physician · Mcdonough, GA
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Vanlaar, DO is a Family Medicine Physician provider in Mcdonough, GA (NPI 1205909439).
Provider details
- NPI number
- 1205909439
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- 033733 (GA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
1,273 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 492 | $89 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 398 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 153 | $127 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 126 | $14 |
| Urinalysis, Manual Test81002 | 32 | $3 |
| Administration of Influenza Virus VaccineG0008 | 26 | $32 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 107 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 268 | 108 |
| Alprazolam | 262 | 48 |
| Amlodipine Besylate | 209 | 87 |
| Lisinopril | 152 | 60 |
| Tramadol Hcl | 146 | 38 |
| Omeprazole | 141 | 50 |
| Metformin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$21 across 1 record (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
- 2006-11-16
- Last updated
- 2007-11-08
Frequently asked questions
- What is William Vanlaar's NPI number?
- William Vanlaar's National Provider Identifier (NPI) is 1205909439, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Vanlaar's specialty?
- William Vanlaar is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Vanlaar located?
- William Vanlaar's practice location on file with NPPES is 68 Hampton St, Mcdonough, GA 30253-3150.
- What is William Vanlaar's phone number?
- The practice phone number listed in the NPPES registry for William Vanlaar is (770) 914-0342.
- Does William Vanlaar accept Medicare?
- William Vanlaar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Vanlaar's NPI active?
- Yes — William Vanlaar's NPI (1205909439) is active in the NPPES registry as of the last update on 2007-11-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.