NPPES file of Aug 9, 2026

Kristen Gruss, PA-C

Physician Assistant · Charleston, SC

Kristen Gruss, PA-C is a physician assistant with a practice address in Charleston, South Carolina, and NPI 1275031809, issued on Jan 29, 2018. Check the license (South Carolina MPA.5045, as entered in NPPES) with the South Carolina 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
1275031809
Name
Kristen Gruss
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
MPA.5045 SC
Self-reported in NPPES; status is on the state search
Practice location
135 Rutledge Ave FL 5, Charleston, SC 29425
Phone
(843) 792-7888
Enumerated
Jan 29, 2018
Record last updated
May 6, 2025
Medicare enrollment
Enrolled (PECOS I20231208002107); 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 135 Rutledge Ave FL 5

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

  1. Megan Donaldson, DORheumatology Physician1134707987
  2. Jennifer Drerup, MDUrology Physician1952044695
  3. Sara Journeay, MDPulmonary Disease Physician1538723697
  4. Jessica Swaim, MDUrology Physician1457912909

Verify Kristen Gruss in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich South Carolina board licenses this profession
    Search for license MPA.5045
    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 South Carolina license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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3% fewer Medicare Part D claims than the average physician assistant in 2024

804 Medicare Part D claims for 269 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Kristen Gruss804
  2. Specialty average830

Most prescribed

  1. Tamsulosin Hcl139 claims
  2. Testosterone77 claims
  3. Finasteride63 claims
  4. Testosterone Cypionate61 claims
  5. Myrbetriq49 claims
  6. Prednisone42 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: $300.98

6 payments; by number, the most common kind was food and beverage; the largest payer was Endo USA, Inc. 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.

  1. Kristen Gruss$300.98
  2. Specialty average$841.65

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. University Medical Associates OF The Medical University OF South CarolMount Pleasant, SC

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

407 physician assistant records list a practice address in Charleston

They are 407 of the 10,840 NPPES records with a practice address in Charleston, and 2,294 physician assistant records in South Carolina.

Other physician assistant records in South Carolina

  1. Linda Aanonsen, PAConway, SC1184822777
  2. Rana Abedini, PA-CGreenville, SC1780154807
  3. Michael Adam, PANorth Augusta, SC1699884957
  4. Taylor AdamCharleston, SC1902576929
  5. Amber AdamsMyrtle Beach, SC1447101092
  6. Chandler Adams, PA-CGreenwood, SC1205465820
  7. Kaylee Adams, PA-CSeneca, SC1942943246
  8. Nicholas AdamsonsN Charleston, SC1740929637
  9. Ashley AdasczikCharleston, SC1750265294
  10. Benjamin Addy, PA-CWest Columbia, SC1831520782

Common questions

What is Kristen Gruss, PA-C's NPI number?

Kristen Gruss, PA-C's National Provider Identifier (NPI) is 1275031809, issued on Jan 29, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Kristen Gruss, PA-C located?

The NPPES record lists a practice address at 135 Rutledge Ave FL 5, Charleston, SC, 29425. Phone: (843) 792-7888. Providers update this record themselves, so call before visiting.

How can I verify Kristen Gruss, PA-C's license?

NPPES lists South Carolina license number MPA.5045, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.

How much does Kristen Gruss, PA-C prescribe under Medicare Part D?

In 2024, Kristen Gruss, PA-C had 804 Medicare Part D claims for 269 beneficiaries; 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.