Karissa V. Shields, PA-C
Physician Assistant · Clarksville, TN
Karissa V. Shields, PA-C is a physician assistant with a practice address in Clarksville, Tennessee, and NPI 1467843011, issued on Feb 17, 2015. Check the license (Tennessee 6144, as entered in NPPES) with the Tennessee board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karissa V. Shields
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- 6144 TN
PA1586 NV
Self-reported in NPPES; status is on the state search - Practice location
- 111 Otis Smith Dr, Clarksville, TN 37043
- Phone
- (931) 553-6666
- Enumerated
- Feb 17, 2015
- Record last updated
- Oct 7, 2024
- Fax
- (931) 553-6681
- Medicaid ID
- 100504311 NV
- Medicare enrollment
- Enrolled (PECOS I20260227002642); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,055 in Tennessee → Look up another NPI →
Also registered at 111 Otis Smith Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karissa V. Shields in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
Search for license 6144Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average physician assistant in 2024
11 Medicare Part D claims, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $45.92
3 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Iris Medical GroupBrentwood, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karissa V. Shields among 3,055 physician assistant records in Tennessee
Karissa V. Shields, PA-C is one of 3,055 physician assistant records with a practice address in Tennessee. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 35% of them.
- NPI issued2015 · 35% of these records are older, 62% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2014 · median 2019 among the 2,030 with a school on file
- Record last updated2024 · 30% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
70 physician assistant records list a practice address in Clarksville
They are 70 of the 3,514 NPPES records with a practice address in Clarksville, and 3,055 physician assistant records in Tennessee.
All 3,055 in Tennessee → Every provider in Clarksville → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Ronald Brawley, PAClarksville, TN 370431013995513
- Leah Clem, PA-CClarksville, TN 370431336392596
- Robert Crouch, PAClarksville, TN 370431477628865
- David Driskell, PA-CClarksville, TN 370431386879005
- William Elkins, PA-CClarksville, TN 370431760420640
- Scott Jolman, PAClarksville, TN 370431912144726
- Tonya Krantz, PA-CClarksville, TN 370431457558512
- Gregg Lincoln, D.C., PA-CClarksville, TN 370431932401064
Common questions
What is Karissa V. Shields, PA-C's NPI number?
Karissa V. Shields, PA-C's National Provider Identifier (NPI) is 1467843011, issued on Feb 17, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Karissa V. Shields, PA-C located?
The NPPES record lists a practice address at 111 Otis Smith Dr, Clarksville, TN, 37043. Phone: (931) 553-6666. Providers update this record themselves, so call before visiting.
How can I verify Karissa V. Shields, PA-C's license?
NPPES lists Tennessee license number 6144, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.
How much does Karissa V. Shields, PA-C prescribe under Medicare Part D?
In 2024, Karissa V. Shields, PA-C had 11 Medicare Part D claims; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.