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KRISTEN GRUSS PA-C
NPI 1275031809
Physician Assistant in Charleston, SC

Active since January 29, 2018PECOS EnrolledAccepts Medicare Assignment
135 RUTLEDGE AVE FL 5, CHARLESTON, SC 29425(843) 792-7888 Get Directions Write a Review

NPPES record last updated: May 6, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: May 6, 2025, Jan 2, 2023, Jan 24, 2020 and 4 more (7 updates tracked since 2018).

About Kristen Gruss Pa-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KRISTEN GRUSS PA-C (NPI 1275031809) is an individual physician assistant in Charleston, South Carolina, licensed in South Carolina (MPA.5045) and active in the NPI registry since January 2018. She is enrolled in Medicare PECOS, is affiliated with Musc Medical Center, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1275031809
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameKRISTEN GRUSSCredential: PA-C
Location Address135 RUTLEDGE AVE FL 5Charleston, SC 29425-2595
Mailing Address96 Jonathan Lucas St # 620Charleston, SC 29425-8900 · (843) 792-7888
Phone(843) 792-7888
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateJanuary 29, 2018
Last NPPES UpdateMay 6, 20257 updates tracked since enumeration
NPPES CertifiedMay 6, 2025
✔ NPI 1275031809 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in SC · MPA.5045
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
135 RUTLEDGE AVE FL 5, Charleston, SC 29425
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Other Names 1

Former Name (1)Kristen Earwood Pa-c

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter of North Carolina, AmeriHealth Caritas Next and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Kristen Gruss Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9032472915
PECOS Enrollment IDI20231208002107
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 9

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This 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.
97 services77 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This 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.
92 services76 patients
Ultrasound measurement of bladder capacity after voiding 51798
Ultrasound measurement of bladder capacity after voiding is a non-invasive test that uses sound waves to create images of your bladder. It's done after you've emptied your bladder to see if there's any leftover urine, which can help diagnose certain conditions.
72 services61 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This 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.
59 services51 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This 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.
56 services56 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This 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.
42 services37 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Musc Medical Center

Acute Care Hospitals · Charleston, SC
2/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number420004
Location169 Ashley AveCharleston, SC 29425 · Charleston County
Emergency services Birthing friendly

Tidelands Georgetown Memorial Hospital

Acute Care Hospitals · Georgetown, SC
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number420020
Location606 Black River Rd Drawer 1718Georgetown, SC 29440 · Georgetown County
Emergency services

Musc Health Florence Medical Center

Acute Care Hospitals · Florence, SC
3/5 CMS rating
OwnershipGovernment - State
CMS Certification Number420091
Location805 Pamplico Hwy Box 100550Florence, SC 29505 · Florence County
Emergency services Birthing friendly

Tidelands Waccamaw Community Hospital

Acute Care Hospitals · Murrells Inlet, SC
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number420098
Location4070 Hwy 17Murrells Inlet, SC 29576 · Horry County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 29425 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$83.18 typical visit price
range $53.57 – $163.84
Typical copayment $20.79 (range $13.39 – $40.96)
Most-billed visit code 99203
Established Patient
$67.12 typical visit price
range $16.96 – $133.52
Typical copayment $16.78 (range $4.24 – $33.38)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tacrolimus, extended release, (envarsus xr), oral, 0.25 mg J7503
Treatment-Chemotherapy · category RH002N
3 suppliers21 claims6,270 services$1.22 avg. paid by Medicare
Mycophenolic acid, oral, 180 mg J7518
Treatment-Treatment - Miscellaneous · category RX029N
2 suppliers19 claims3,840 services$0.88 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
4 suppliers15 claims15 services$18.82 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512
Treatment-Chemotherapy · category RH012N
2 suppliers25 claims25 services$12.57 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. MEGAN DONALDSON DO
Internal Medicine (Rheumatology)
135 RUTLEDGE AVE FL 5
CHARLESTON, SC 29425
Charleston County (843) 876-0615
DR. JESSICA A SWAIM MD
Urology
135 RUTLEDGE AVE FL 5
CHARLESTON, SC 29425
Charleston County (843) 718-7345
SARA HALEY JOURNEAY MD
Internal Medicine (Pulmonary Disease)
135 RUTLEDGE AVE FL 5
CHARLESTON, SC 29425
Charleston County (843) 792-9200
JENNIFER LEE DRERUP MD
Urology
135 RUTLEDGE AVE FL 5
CHARLESTON, SC 29425
Charleston County (843) 792-4538

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Kristen Gruss's NPI number?

The NPI number for Kristen Gruss is 1275031809. It was assigned to this individual provider in the NPPES registry on January 29, 2018. The provider is also known as Kristen Earwood Pa-C.

Where is Kristen Gruss located?

Kristen Gruss practices at 135 Rutledge Ave Fl 5, Charleston, SC 29425. The listed phone number is (843) 792-7888.

What is Kristen Gruss's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Kristen Gruss enrolled in Medicare?

Yes. Kristen Gruss is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Kristen Gruss accept?

Health plans from Ambetter from Absolute Total Care, Ambetter of North Carolina, AmeriHealth Caritas Next, BlueCross BlueShield of South Carolina and CareSource and 3 other insurers list Kristen Gruss as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Kristen Gruss affiliated with any hospitals?

According to CMS data, Kristen Gruss is affiliated with Musc Medical Center, Tidelands Georgetown Memorial Hospital, Musc Health Florence Medical Center and Tidelands Waccamaw Community Hospital.

When was this NPI record last updated?

The NPPES record for Kristen Gruss was last updated on May 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.