Physician Profile
Unclaimed ProfileAbout HAMSTRA
Listed in the NPI registry as a nurse practitioner, Heather Hamstra, AGPCNP-BC practices in Knoxville, TN. Medicare claims data shows Heather provided 2,011 services to 895 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
- (865) 454-0384
- Email not available
Practice Locations
4409 DEERFIELD RD
Knoxville, TN 37921
Procedures Most Often Billed to Medicare
2,011 services · 895 patients · 8 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more | Office visit | 99308 |
803 |
| Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99309 |
588 |
| Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99490 |
174 |
| Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more | Office visit | 99306 |
129 |
| Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes | Office visit | 99305 |
127 |
| Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99439 |
103 |
| Complex chronic care management services for two or more chronic conditions, each additional 60 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99489 |
53 |
| Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99487 |
34 |
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.
Other nurse practitioners in Knoxville 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2012 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Hamstra?
Dr. Hamstra is a nurse practitioner in Knoxville, TN. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “NURSE PRACTITIONER”.
NPI registry
What is Dr. Hamstra's address?
Dr. Hamstra is listed at 4409 DEERFIELD RD, Knoxville, TN 37921. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Hamstra?
The number on file is (865) 454-0384. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Hamstra?
Dr. Hamstra's National Provider Identifier is 1760824007. 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. Hamstra train?
Dr. Hamstra attended Other, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Hamstra have?
Dr. Hamstra has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Hamstra perform?
According to Medicare billing data, Dr. Hamstra 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. Hamstra's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Hamstra. 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.