LESLIE SULLINS FNP-C
NPI 1619490307
Nurse Practitioner - Family in Johnson City, TN
NPI Status: Active since July 25, 2017
Contact Information
378 MARKETPLACE BLVD STE 6
JOHNSON CITY, TN
ZIP 37604
Phone: (423) 656-0716
Fax: (423) 656-0705
Some details in this NPI profile have been updated in the NPI registry within the last 30 days.
NPPES record last updated: July 6, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.
Record update history: Jul 6, 2026, Apr 28, 2026, Sep 4, 2025 and 3 more (6 updates tracked since 2017).
- Individual
- Female
- Years of Experience 10
- Nurse Practitioner
- Family
- Accepts Medicare Approved Payment
- PECOS Enrolled
About LESLIE SULLINS
This page provides the complete NPI Profile along with additional information for Leslie Sullins, a provider established in Johnson City, Tennessee with a medical specialization in Nurse Practitioner, focusing in family and more than 10 years of experience. The healthcare provider is registered in the NPI registry with number 1619490307 assigned on July 2017. The practitioner's primary taxonomy code is 363LF0000X with license number 23046 (TN). The provider is registered as an individual and her NPI record was last updated July 2026.
- NPI
- 1619490307
- Provider Name
- LESLIE SULLINS FNP-C
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 378 MARKETPLACE BLVD STE 6 JOHNSON CITY, TN 37604
- Location Phone
- (423) 656-0716
- Location Fax
- (423) 656-0705
- Mailing Address
- 2004 HAYES ST STE 800 NASHVILLE, TN 37203
- Mailing Phone
- (615) 329-0570
- Mailing Fax
- (615) 329-0579
- Medical School Name
- OTHER
- Graduation Year
- 2017
- Is Sole Proprietor?
- No
- Enumeration Date
- 07-25-2017
- Last Update Date
- 07-06-2026
- Code Navigator
A nurse practitioner (NP) like Leslie Sullins is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.
Location Map
Specialty - Primary Taxonomy
The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.
- Classification
Nurse Practitioner Family
- Taxonomy Code
- 363LF0000X
- Type
- Physician Assistants & Advanced Practice Nursing Providers
- License No.
- 23046
- License State
- TN
Medicare Participation & PECOS Enrollment Status
Leslie Sullins is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.
Leslie Sullins is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.
What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.
Is the provider registered in PECOS? Yes
PECOS PAC ID: 9032476841
What is the PECOS Associate Control ID?
A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.PECOS Enrollment ID: I20171204002164
What is the Provider Enrollment ID?
The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.Accepts Medicare Assignment? Yes
What does it mean "accepts medicare assignment"?
When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): Yes
Eligible to Order or Refer Power Mobility Devices: Yes
Areas of Expertise
The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.
Administration of psychological or neuropsychological test by technician, first 30 minutes
Alcohol and/or substance (other than tobacco) misuse structured assessment (e.g., audit, dast), and brief intervention 15 to 30 minutes
Amylase (enzyme) level
Annual depression screening, 5 to 15 minutes
Blood test, basic group of blood chemicals (calcium, total)
Blood test, comprehensive group of blood chemicals
Blood test, thyroid stimulating hormone (tsh)
Complete blood cell count (red cells, white blood cell, platelets), automated test
Cyanocobalamin (vitamin b-12) level
Dehydroepiandrosterone (dhea-s) hormone level
Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
Evaluation of neuropsychological test, first hour
Evaluation of psychological test, first hour
Ferritin (blood protein) level
Folic acid level, serum
Gonadotropin, follicle stimulating (reproductive hormone) level
Gonadotropin, luteinizing (reproductive hormone) level
Hemoglobin a1c level
Injection of drug or substance under skin or into muscle
Injection, dexamethasone sodium phosphate, 1 mg
Insertion of needle into vein for collection of blood sample
Iron binding capacity
Iron level
Lactate dehydrogenase (enzyme) level
Lipase (fat enzyme) level
Magnesium level
Measurement c-reactive protein for detection of infection or inflammation
Measurement of total estradiol (hormone)
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
Parathormone (parathyroid hormone) level
Phosphate level
Prolactin (milk producing hormone) level
Rheumatoid factor level
Sex hormone binding globulin (protein) level
Testing for presence of drug, by chemistry analyzers
Testosterone (hormone) level, free
Testosterone (hormone) level, total
Thyroid hormone, t3 measurement, free
Thyroxine (thyroid chemical), free
Urine microalbumin (protein) level
Vitamin d-3 level
This procedure involves a trained technician administering a psychological or neuropsychological test. It's a process that assesses your mental function and behavior. The initial session will last 30 minutes. The aim is to understand your cognitive abilities better.
This service was performed 123 times for 67 patientsThis service involves a structured evaluation of your alcohol or substance use habits. It identifies potential issues and provides brief counseling to help modify harmful behaviors. It's a short, 15-30 minute process, focused on promoting healthier choices.
This service was performed 123 times for 67 patientsAmylase is an enzyme that helps break down starches into sugars during digestion. An amylase level test measures the amount of this enzyme in your blood or urine. This test helps identify conditions like pancreatitis or other digestive issues.
This service was performed 34 times for 34 patientsAn annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.
This service was performed 19 times for 19 patientsA basic group blood test measures the levels of certain chemicals in your blood, including calcium. This helps assess your overall health and detect potential problems. The procedure involves drawing a small amount of blood from your arm, which is then analyzed in a lab.
This service was performed 13 times for 12 patientsA comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.
This service was performed 52 times for 51 patientsA TSH blood test measures the level of thyroid stimulating hormone in your body. This hormone is produced by the pituitary gland and regulates how your thyroid works. It's a simple procedure where a small amount of blood is drawn from your arm for analysis.
This service was performed 41 times for 41 patientsA complete blood cell count (CBC) is an automated test that measures different components of the blood, including red cells, white cells, and platelets. It helps assess overall health, detect disorders like anemia or infection, and monitor medical treatments.
This service was performed 22 times for 21 patientsA Cyanocobalamin (Vitamin B-12) level test is a blood test that checks the amount of Vitamin B-12 in your body. This vitamin is vital for nerve function and the creation of red blood cells. Low or high levels could indicate a potential health issue.
This service was performed 37 times for 35 patientsThe Dehydroepiandrosterone (DHEA-S) hormone level test is a blood test that checks the amount of a natural steroid hormone in your body. This hormone helps in managing stress and maintaining overall health. Any imbalance can lead to various health issues.
This service was performed 34 times for 34 patientsA definitive drug test identifies specific drugs in your system. It uses advanced methods like gc/ms and lc/ms, which can distinguish between different types of drugs but not necessarily their 3D forms. This test offers detailed results to support your healthcare decisions.
This service was performed 76 times for 62 patientsThis is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
This service was performed 73 times for 65 patientsThis is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
This service was performed 221 times for 107 patientsAn evaluation of neuropsychological tests is a process to assess your brain's function. It involves tasks designed to measure cognitive abilities such as memory, attention, problem-solving, and language skills. The first hour involves initial testing and observation.
This service was performed 128 times for 67 patientsThis procedure involves a professional assessing your mental health using standardized tests. It's the initial hour of a process that helps understand your emotional well-being and cognitive abilities. It's completely non-invasive and confidential.
This service was performed 128 times for 67 patientsA Ferritin level test measures the amount of ferritin, a protein that stores iron, in your blood. It helps determine how much iron your body is storing. If levels are low, it may indicate iron deficiency, while high levels could signify conditions like iron overload.
This service was performed 30 times for 30 patientsA Folic Acid Level, Serum test measures the amount of folic acid, a type of B vitamin, in your blood. This vitamin is important for cell growth and development. It's crucial for your body to function well. If your levels are low, it may indicate a deficiency, which can lead to health issues.
This service was performed 33 times for 33 patientsThis is a test that measures the level of a hormone in your body known as follicle stimulating hormone (FSH). FSH plays a key role in the body's reproductive processes. It's important for growth and the healthy functioning of the body.
This service was performed 33 times for 33 patientsThis is a blood test that measures the level of luteinizing hormone (LH). LH plays a key role in body growth and development. It's important for the proper functioning of certain glands. Irregular levels can indicate potential health issues.
This service was performed 33 times for 33 patientsHemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
This service was performed 36 times for 36 patientsThis procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
This service was performed 34 times for 19 patientsDexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.
This service was performed 108 times for 14 patientsThis procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
This service was performed 40 times for 32 patientsIron binding capacity is a blood test that measures how well your body can bind and transport iron. This helps your healthcare provider assess if your body has too little or too much iron, which can indicate certain health conditions.
This service was performed 30 times for 30 patientsAn iron level test measures the amount of iron in your blood. Iron is crucial for producing hemoglobin, a protein in red blood cells that carries oxygen throughout your body. This test helps identify iron deficiencies or excesses, which can lead to conditions like anemia or hemochromatosis.
This service was performed 31 times for 31 patientsA Lactate Dehydrogenase level test measures the amount of this enzyme in your body. It's often done when tissue damage is suspected, as high levels can indicate issues like heart disease, lung disease, liver disease, or blood disorders. This test helps in diagnosing and monitoring these conditions.
This service was performed 34 times for 34 patientsA Lipase Level test measures the amount of lipase in your blood. Lipase is an enzyme that helps your body digest fats. High or low levels can indicate problems with your pancreas, such as pancreatitis or other conditions. This test helps your doctor diagnose and monitor these conditions.
This service was performed 34 times for 34 patientsA magnesium level test is a simple blood test that measures the amount of magnesium in your body. Magnesium is a crucial mineral that helps your nerves, muscles, and heart function properly. The test can help detect health conditions like kidney disease or malnutrition.
This service was performed 38 times for 38 patientsC-reactive protein (CRP) test is a blood test that checks for signs of inflammation or infection in the body. High levels of CRP often suggest that there's inflammation or a bacterial infection. This test helps in monitoring and managing conditions like arthritis and heart disease.
This service was performed 40 times for 40 patientsTotal estradiol measurement is a simple blood test that examines the level of a key hormone in your body. This hormone plays a vital role in many body functions. The test helps understand if hormone levels are balanced, which can impact overall health.
This service was performed 34 times for 34 patientsThis is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
This service was performed 15 times for 15 patientsThe Parathormone level test measures the amount of parathyroid hormone in your blood. This hormone controls calcium and phosphorus levels in the body, which are vital for bone health. Abnormal levels may indicate issues like kidney disease or parathyroid gland disorders.
This service was performed 33 times for 33 patientsA phosphate level test measures the amount of phosphate in your blood. Phosphate is a chemical that contains the mineral phosphorus, crucial for energy production, muscle and nerve function, and bone growth. Imbalances may indicate kidney disease or other health issues.
This service was performed 34 times for 34 patientsA prolactin level test measures the amount of a hormone, prolactin, in your blood. This hormone plays a role in many bodily functions, such as the creation of milk. High or low levels can indicate certain health conditions. The test involves a simple blood draw.
This service was performed 16 times for 16 patientsThe Rheumatoid Factor Level test is a blood test that helps detect the presence of Rheumatoid Factor (RF), a protein produced by your immune system. High RF levels often indicate autoimmune diseases like rheumatoid arthritis. The test involves a simple blood draw and lab analysis.
This service was performed 39 times for 39 patientsSex hormone binding globulin (SHBG) level is a blood test that measures a specific protein in your body. This protein helps regulate certain hormones. If these hormone levels are too high or too low, it may cause health issues. The test helps assess hormone-related conditions.
This service was performed 33 times for 33 patientsChemistry analyzers are used to detect the presence of drugs in your system. This test involves taking a small sample of your blood or urine. The sample is then analyzed for specific substances. The results help in understanding your health condition better.
This service was performed 83 times for 68 patientsA free testosterone level test measures the amount of unattached, or "free," testosterone in your blood. Testosterone is a hormone that's important for certain body functions. This test is used to check if your hormone level is in the normal range.
This service was performed 17 times for 17 patientsA total testosterone level test measures the amount of a key hormone in your body. This hormone influences various body functions such as muscle mass, energy levels, and mood. The test involves a simple blood draw, and results help monitor health conditions.
This service was performed 17 times for 17 patientsThe T3 measurement, free, is a blood test that checks the level of a hormone called triiodothyronine. This hormone is produced by your thyroid, a small gland in your neck. It plays a key role in regulating your body's metabolism and energy use.
This service was performed 33 times for 33 patientsThe Thyroxine (thyroid chemical), free test is a blood test that measures the level of free T4 in your body. T4 is a hormone produced by your thyroid gland and is essential for growth and metabolism. If your T4 levels are too high or too low, it could indicate a thyroid disorder.
This service was performed 36 times for 36 patientsThe urine microalbumin level test measures the amount of a protein called albumin in your urine. This test helps to detect early signs of kidney damage. High levels of albumin may suggest your kidneys aren't functioning properly. It's a simple, non-invasive test that involves providing a urine sample.
This service was performed 33 times for 33 patientsA Vitamin D-3 level test measures the amount of Vitamin D-3, a crucial nutrient, in your body. This test helps identify if your levels are too low or too high. Low levels may lead to bone weakness, while high levels could harm your kidneys. It's a simple blood test.
This service was performed 23 times for 22 patientsPhysician Visit Costs
The typical physician office visit costs for Medicare beneficiaries in this area are: $20.38 for a new patient copayment and $23.4 for an established patient copayment.
The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.
For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.
The prices below reflect the costs for new and established patients in the 37604 ZIP code area.
New Patients Visit Costs *
The most utilized procedure code for new patients office visits is 99203
- Average New Patient Price $81.53
- Minimum New Patient Price $52.64
- Maximum New Patient Price $160.89
- Average New Patient Copayment $20.38
- Minimum New Patient Copayment $13.16
- Maximum New Patient Copayment $40.22
Established Patients Visit Costs *
The most utilized procedure code for established patients office visits is 99214
- Average Established Patient Price $93.6
- Minimum Established Patient Price $16.72
- Maximum Established Patient Price $131.41
- Average Established Patient Copayment $23.4
- Minimum Established Patient Copayment $4.18
- Maximum Established Patient Copayment $32.85
* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.
Find Provider Hospital Affiliations - Privileges
Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.
Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Leslie Sullins is affiliated with the following medical facilities:
| Hospital Name | Address | Phone | Hospital Type | Overall Rating |
|---|---|---|---|---|
| JOHNSON CITY MEDICAL CENTER | 400 N STATE OF FRANKLIN RD JOHNSON CITY, TN 37604 | (423) 431-6111 | Acute Care Hospitals | |
| FRANKLIN WOODS COMMUNITY HOSPITAL | 300 MED TECH PARKWAY JOHNSON CITY, TN 37604 | (423) 302-1120 | Acute Care Hospitals |
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NPI Number Validation
How NPI Validation Works
The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.
To verify the NPI 1619490307, we treat the final digit (7) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).
Digit-by-digit view
Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.
Step 1: Double every other digit from the right
Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 63 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 2 providers are registered at the same or a nearby location.
JOHNSON CITY, TN 37604
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1619490307, enumerated as an "individual" on July 25, 2017.
The provider is located at 378 MARKETPLACE BLVD STE 6 JOHNSON CITY, TN 37604 and the phone number is (423) 656-0716.
Nurse Practitioner with taxonomy code 363LF0000X and a focus in Family.
Leslie Sullins is affiliated with: JOHNSON CITY MEDICAL CENTER and FRANKLIN WOODS COMMUNITY HOSPITAL.