Physician Profile
Unclaimed ProfileAbout VANVIEGEN
Mark J Vanviegen, ENP/FNP-BC is a nurse practitioner practicing in Buffalo, NY. Mark is also listed as specializing in nurse practitioner — family. Medicare claims data shows Mark provided 234 services to 234 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (919) 426-1756
- Email not available
Practice Locations
266 ELMWOOD AVE STE 428
Buffalo, NY 14222
Procedures Most Often Billed to Medicare
234 services · 234 patients · 3 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
115 |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
108 |
| Emergency department visit with low level of medical decision making | Office visit | 99283 |
11 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other nurse practitioners in Buffalo 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 1999 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Vanviegen specialize in?
Dr. Vanviegen is a nurse practitioner in Buffalo, NY. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “NURSE PRACTITIONER”.
NPI registry
Where is Dr. Vanviegen located?
Dr. Vanviegen is listed at 266 ELMWOOD AVE STE 428, Buffalo, NY 14222. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Vanviegen's phone number?
The number on file is (919) 426-1756. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Vanviegen?
Dr. Vanviegen's National Provider Identifier is 1477541779. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Vanviegen go to medical school?
Dr. Vanviegen attended Other, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Vanviegen have?
Dr. Vanviegen has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Vanviegen do most often?
According to Medicare billing data, Dr. Vanviegen the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Vanviegen's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Vanviegen. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.