Douglas Vanderjagt, D.O.
NPI 1730121880 · Internal Medicine Physician · Williamston, MI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Douglas Vanderjagt, D.O. is a Internal Medicine Physician provider in Williamston, MI (NPI 1730121880).
Provider details
- NPI number
- 1730121880
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 5101013545 (MI)
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
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
835 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 275 | $127 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 185 | $89 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 117 | $131 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 91 | $16 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 54 | $19 |
| Administration of Influenza Virus Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 144 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 485 | 157 |
| Amlodipine Besylate | 433 | 141 |
| Levothyroxine Sodium | 432 | 133 |
| Omeprazole | 330 | 115 |
| Pantoprazole Sodium | 289 | 101 |
| Metoprolol Succinate | 272 | 91 |
| Hydrocodone/Acetaminophen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$737 across 43 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 (1)
- 3955 Patient Care Dr Ste aLansing, MI 48911-4271Phone: (517) 374-7600Fax: (885) 480-9150
Registry dates
- Enumerated
- 2006-06-12
- Last updated
- 2025-03-24
- Certified
- 2025-03-24
Frequently asked questions
- What is Douglas Vanderjagt's NPI number?
- Douglas Vanderjagt's National Provider Identifier (NPI) is 1730121880, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Vanderjagt's specialty?
- Douglas Vanderjagt is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Douglas Vanderjagt located?
- Douglas Vanderjagt's practice location on file with NPPES is 839 S Putnam St, Williamston, MI 48895-1623.
- What is Douglas Vanderjagt's phone number?
- The practice phone number listed in the NPPES registry for Douglas Vanderjagt is (517) 655-3515.
- Does Douglas Vanderjagt accept Medicare?
- Douglas Vanderjagt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Douglas Vanderjagt's NPI active?
- Yes — Douglas Vanderjagt's NPI (1730121880) is active in the NPPES registry as of the last update on 2025-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.