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Edit this profileAt a glance
- 3904 Lonas Dr, Knoxville, TN 37909
About Cassiopeia Callens
Listed in the NPI registry as a nurse practitioner — family, Cassiopeia M. Callens, FNP practices in Knoxville, TN. According to Medicare claims data, Cassiopeia cared for 171 Medicare patients across 172 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza, and x-ray of chest, 2 views. NPI 1548046998 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (270) 219-9065
- Email not available
Practice Locations
3904 LONAS DR
Knoxville, TN 37909
Conditions and Services Within This Provider's Scope
Within Nurse Practitioner - Family generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Allergies
Allergy & skin
Blood disorders
Bone & joint
Dermatology
Digestive
Digestive health
Eye conditions
Heart health
Hormones & endocrine
Infections
Men's health
Mental health
Metabolic & weight
Nerve & joint
Nerve & spine
Neurological
Pain
Pain & spine
Pediatric infections
Respiratory
Skin
Sleep
Urinary health
Women's health
Procedures & services
Chronic condition care
Dermatology
Diagnostic screening
Evaluation & Testing
Hormones & endocrine
Injury care
Lab tests
- COVID-19 testing
- Cholesterol screening
- Hemoglobin A1c Test
- Rapid strep testing
- Thyroid Blood Test
- Urine Drug Screen
Mental health
Minor procedures
- Burn and Wound Care
- Superficial foreign-body removal
- Incision and drainage of an abscess
- Ingrown toenail removal
Minor surgery
Physical exams
Prescriptions
Preventative care
Preventative exams
Sexual health
Skin procedures
Sleep
Urgent care
Weight management
Women's health
- IUD insertion and removal
- Pregnancy Confirmation Test
- Birth control counseling
- Contraceptive implant insertion and removal
- Pap smear
- Well-woman exam
Most searched procedures
Allergies
Diagnostic tests
Ear, nose & throat
Heart health
Injections
Lifestyle counseling
Neurological care
Occupational health
Pain management
Respiratory care
Screenings
Procedures Most Often Billed to Medicare
172 services · 171 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 2 views | Imaging | 71046 |
18 | As often as other peers in Nurse Practitioner, Family |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
16 | Less often than most peers in Nurse Practitioner, Family |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
86 | More often than most peers in Nurse Practitioner, Family |
| Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza | Lab test | 87428 |
19 | As often as other peers in Nurse Practitioner, Family |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
17 | Less often than most peers in Nurse Practitioner, Family |
| Automated urinalysis test | Lab test | 81003 |
16 | Less often than most peers in Nurse Practitioner, Family |
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 at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 32 related providers in 4 groups
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 2021 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 2 views 8
Providers in TN who bill this service to Medicare most often.
Common questions
What is Cassiopeia M. Callens's specialty?
Cassiopeia M. Callens is a nurse practitioner in Knoxville, TN. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Family”.
NPI registry
Where can I find Cassiopeia M. Callens?
Cassiopeia M. Callens is listed at 3904 Lonas Dr, Knoxville, TN 37909. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Cassiopeia M. Callens?
The number on file is (270) 219-9065. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Cassiopeia M. Callens's NPI number?
Cassiopeia M. Callens's National Provider Identifier is 1548046998. 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
What is Cassiopeia M. Callens's education?
Cassiopeia M. Callens attended Other, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How long has Cassiopeia M. Callens been practicing?
Cassiopeia M. Callens has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
What is Cassiopeia M. Callens known for?
According to Medicare billing data, Cassiopeia M. Callens performs imaging including x-ray of chest, 2 views; provides treatments such as injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Cassiopeia M. Callens confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Cassiopeia M. Callens. If this is you, claiming it is free.
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