NPPES file of Aug 9, 2026

Shirley Sparlin, AGNP

Gerontology Nurse Practitioner · Clarksville, TN

Shirley Sparlin, AGNP is a gerontology nurse practitioner with a practice address in Clarksville, Tennessee, and NPI 1558830232, issued on Nov 25, 2018. Check the license (Tennessee 25169, as entered in NPPES) with the Tennessee board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558830232
Name
Shirley Sparlin
Credential
AGNP
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License number
25169 TN
Self-reported in NPPES; status is on the state search
Practice location
647 Dunlop LN Ste 200, Clarksville, TN 37040
Phone
(931) 648-0064
Enumerated
Nov 25, 2018
Record last updated
Aug 12, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(931) 553-4215
Medicaid ID
Q046752 TN
Medicare enrollment
Enrolled (PECOS I20190315001322); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 647 Dunlop LN Ste 200

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Blaire Alexander, APRNFamily Nurse Practitioner1275128662
  2. Christopher McClure, M.D.Cardiovascular Disease Physician1851394191
  3. Pradip Mishra, M.D.Cardiovascular Disease Physician1679660096

Verify Shirley Sparlin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
    Search for license 25169
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Tennessee license search

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4% fewer Medicare Part D claims than the average gerontology nurse practitioner in 2024

1,317 Medicare Part D claims for 309 beneficiaries, against an average of 1,369 among the 6,165 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Shirley Sparlin1,317
  2. Specialty average1,369

Most prescribed

  1. Metoprolol Succinate129 claims
  2. Atorvastatin Calcium126 claims
  3. Carvedilol85 claims
  4. Losartan Potassium77 claims
  5. Lisinopril63 claims
  6. Nifedipine Er57 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: $1,053.53

52 payments; by number, the most common kind was food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 3,903 providers of this specialty with any payment received $742.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Shirley Sparlin$1,053.53
  2. Specialty average$742.05

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

  1. Saint Thomas Medical PartnersClarksville, TN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Shirley Sparlin among 379 gerontology nurse practitioner records in Tennessee

Shirley Sparlin, AGNP is one of 379 gerontology nurse practitioner records with a practice address in Tennessee. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 37% of them.

  • NPI issued2018 · 37% of these records are older, 56% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated2018 · median 2021 among the 288 with a school on file
  • Record last updated2019 · 15% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LG0600X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gerontology Nurse Practitioner providers in Tennessee

There are 379 gerontology nurse practitioner records in Tennessee.

The 8 gerontology nurse practitioner records with the nearest ZIP codes

  1. Jennifer Bagwell, NPClarksville, TN 370401144954603
  2. Dana MarcomClarksville, TN 370431861139131
  3. Jane Turner, NPCarthage, TN 370301316928393
  4. Ladonia Atwater, AG-ACNPBrentwood, TN 370271316635261
  5. Roberta Berman, GNP-BCBrentwood, TN 370271285876284
  6. Charlotte BisanzBrentwood, TN 370271164876876
  7. Eva Elliott, APRNBrentwood, TN 370271215553581
  8. Lorne Schwartz, APRN, AGPCNP-BCBrentwood, TN 370271770115925

Common questions

What is Shirley Sparlin, AGNP's NPI number?

Shirley Sparlin, AGNP's National Provider Identifier (NPI) is 1558830232, issued on Nov 25, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Shirley Sparlin, AGNP located?

The NPPES record lists a practice address at 647 Dunlop LN Ste 200, Clarksville, TN, 37040. Phone: (931) 648-0064. Providers update this record themselves, so call before visiting.

How can I verify Shirley Sparlin, AGNP's license?

NPPES lists Tennessee license number 25169, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.

How much does Shirley Sparlin, AGNP prescribe under Medicare Part D?

In 2024, Shirley Sparlin, AGNP had 1,317 Medicare Part D claims for 309 beneficiaries; the average among gerontology nurse practitioner prescribers was 1,369. 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.