Cassandra Brownson Grieb, PA-C
Medical Physician Assistant · Nashville, TN
Cassandra Brownson Grieb, PA-C is a medical physician assistant with a practice address in Nashville, Tennessee, and NPI 1710231311, issued on Nov 4, 2012. Check the license (Tennessee 2206, as entered in NPPES) with the Tennessee board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Cassandra Brownson Grieb
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 2206 TN
Self-reported in NPPES; status is on the state search - Practice location
- 1900 Patterson St, Nashville, TN 37203
- Phone
- (615) 329-0341
- Enumerated
- Nov 4, 2012
- Record last updated
- Nov 4, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20220705001577); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 1900 Patterson St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jeffrey Butts, DDSDentist1033434428
- David Horowitz, M.D.Dermatology Physician1225089097
- Sherman House, D.D.S.General Practice Dentistry1184940702
- Daniel Johnston, PA-CPhysician Assistant1538311717
- Harvey Latimer, D. D. S.General Practice Dentistry1457349409
- Wendy Mangialardi, MDInfectious Disease Physician1285616821
Verify Cassandra Brownson Grieb in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
Search for license 2206Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average medical physician assistant in 2024
36 Medicare Part D claims for 19 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.
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: $1,163.86
54 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 16,165 providers of this specialty with any payment received $1,055.00 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
- Davishire Dermatology LLCNashville, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Medical Physician Assistant providers in Tennessee
There are 616 medical physician assistant records in Tennessee.
Other medical physician assistant records in Tennessee
- Denise Abel, PADandridge, TN1598853616
- Gene Adams, PACookeville, TN1508961301
- Leslie Adams, PA-CKnoxville, TN1023342441
- Joyce Addo, MSPASHumboldt, TN1871881920
- Kristi Albergo, PA-CNashville, TN1699228551
- Charles Aldrich, PA-CJackson, TN1235464918
- Marty Alexander, PASavannah, TN1144483017
- Britni Allan, PA-CKnoxville, TN1487969077
- Thomas Alleva, PA-CJackson, TN1699122879
- Abigail Alley, PA-CGreeneville, TN1396435632
Common questions
What is Cassandra Brownson Grieb, PA-C's NPI number?
Cassandra Brownson Grieb, PA-C's National Provider Identifier (NPI) is 1710231311, issued on Nov 4, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Cassandra Brownson Grieb, PA-C located?
The NPPES record lists a practice address at 1900 Patterson St, Nashville, TN, 37203. Phone: (615) 329-0341. Providers update this record themselves, so call before visiting.
How can I verify Cassandra Brownson Grieb, PA-C's license?
NPPES lists Tennessee license number 2206, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.
How much does Cassandra Brownson Grieb, PA-C prescribe under Medicare Part D?
In 2024, Cassandra Brownson Grieb, PA-C had 36 Medicare Part D claims for 19 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.