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DR. MARY ELIZABETH ROSS M.D.
NPI 1346446499
Internal Medicine in Pawleys Island, SC

Active since June 25, 2007PECOS Enrolled
98.54/100
CMS Quality Rating
64 BUSINESS CENTER DR, PAWLEYS ISLAND, SC 29585(843) 313-1314(843) 314-1308 Get Directions Write a Review

NPPES record last updated: December 10, 2012. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Mary Elizabeth Ross M.d. NPPES

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

DR. MARY ELIZABETH ROSS M.D. (NPI 1346446499) is an individual internal medicine provider in Pawleys Island, South Carolina, licensed in South Carolina (MD 33952) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1346446499
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. MARY ELIZABETH ROSSCredential: M.D.
Location Address64 BUSINESS CENTER DRPawleys Island, SC 29585-7963
Mailing Address217 Harbourreef DrPawleys Island, SC 29585-5799 · (843) 314-9018
Phone(843) 313-1314
Fax(843) 314-1308
Sole ProprietorNo
Enumeration DateJune 25, 2007
Last NPPES UpdateDecember 10, 2012
✔ NPI 1346446499 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in SC · MD 33952
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedPediatricsTaxonomy 208000000X · License MD 33952 (SC)
64 BUSINESS CENTER DR, Pawleys Island, SC 29585
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Other Identifiers 2

MedicaidGP3598SC
Medicare PIN7489SC

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include First Choice Next.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mary Elizabeth Ross M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignments

3

Medicare enrollment records show Mary Ross reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Georgetown Internists And Pediatricians Inc
Same address
Pediatrics
64 BUSINESS CENTER DR
Pawleys Island, SC 29585
  • Reassigned Medicare billing, South Carolina enrollment
  • 6 clinicians in this Medicare group
NPI 1134296700 (843) 314-1314
Waccamaw Community Hospital
9.1 mi
General Acute Care Hospital
4070 HIGHWAY 17 BYPASS
Murrells Inlet, SC 29576
  • Reassigned Medicare billing, South Carolina enrollment
  • 249 clinicians in this Medicare group
NPI 1972503910 (843) 652-1000
Georgetown Memorial Hospital
10 mi
General Acute Care Hospital
606 BLACK RIVER RD
Georgetown, SC 29440
  • Reassigned Medicare billing, South Carolina enrollment
  • 261 clinicians in this Medicare group
NPI 1982604021 (843) 527-7000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 29585 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
$124.04 typical visit price
range $53.57 – $163.84
Typical copayment $31.01 (range $13.39 – $40.96)
Most-billed visit code 99204
Established Patient
$95.12 typical visit price
range $16.96 – $133.52
Typical copayment $23.78 (range $4.24 – $33.38)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

98.54/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality97.08
Improvement Activities40

Reported Quality Measures

Advance Care Plan
71%568 patients3/55-star benchmark: 100%
Breast Cancer Screening
85%331 patients4/55-star benchmark: 100%
Colorectal Cancer Screening
86%567 patients4/55-star benchmark: 100%
Controlling High Blood Pressure
87%398 patients4/55-star benchmark: 98%
Coronary Artery Disease (CAD): Angiotensin-Converting Enzyme (ACE) Inhibitor or Angiotensin Receptor Blocker (ARB) Therapy - Diabetes or Left Ventricular Systolic Dysfunction (LVEF <= 40%)
64%22 patients2/55-star benchmark: 100%
Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)
Lower rates are better for this measure.
12%85 patients4/55-star benchmark: 98%
Documentation of Current Medications in the Medical Record
97%2,236 patients4/55-star benchmark: 100%
Screening for Osteoporosis for Women Aged 65-85 Years of Age
86%302 patients4/55-star benchmark: 98%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 16

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
8 suppliers32 claims108 services$6.11 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
4 suppliers11 claims12 services$0.85 avg. paid by Medicare
Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
4 suppliers14 claims14 services$44.55 avg. paid by Medicare
Full face mask used with positive airway pressure device, each A7030
DME-Other DME · category DE001N
5 suppliers26 claims26 services$113.91 avg. paid by Medicare
Face mask interface, replacement for full face mask, each A7031
DME-Other DME · category DE001N
5 suppliers26 claims66 services$42.96 avg. paid by Medicare
Cushion for use on nasal mask interface, replacement only, each A7032
DME-Other DME · category DE001N
5 suppliers27 claims130 services$22.93 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 9

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

GEORGETOWN INTERNISTS AND PEDIATRICIANS INC
Pediatrics
64 BUSINESS CENTER DR
PAWLEYS ISLAND, SC 29585
Georgetown County (843) 314-1314
LENA ANNE SANDIFER
Internal Medicine
64 BUSINESS CENTER DR
PAWLEYS ISLAND, SC 29585
Georgetown County (843) 314-1314
LARRY W KELLY M.D.
Pediatrics
64 BUSINESS CENTER DR
PAWLEYS ISLAND, SC 29585
Georgetown County (843) 314-1314
GEORGETOWN PHYSICIAN ASSOCIATES, LLC
Family Medicine
64 BUSINESS CENTER DR
PAWLEYS ISLAND, SC 29585
Georgetown County (843) 314-1314
ALLISON STANFORD FERDON MSN, APRN, FNP-C
Nurse Practitioner (Family)
64 BUSINESS CENTER DR
PAWLEYS ISLAND, SC 29585
Georgetown County (843) 314-1314
DR. TERRY J REARDON
Internal Medicine
64 BUSINESS CENTER DR
PAWLEYS ISLAND, SC 29585
Georgetown County (843) 314-1314
KATHRYN ANNA EPPERSON MD
Family Medicine
64 BUSINESS CENTER DR
PAWLEYS ISLAND, SC 29585
Georgetown County (843) 314-1314
SCOTT A NICOL M.D.
Internal Medicine
64 BUSINESS CENTER DR
PAWLEYS ISLAND, SC 29585
Georgetown County (843) 314-1314

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 Mary Ross's NPI number?

The NPI number for Mary Ross is 1346446499. It was assigned to this individual provider in the NPPES registry on June 25, 2007.

Where is Mary Ross located?

Mary Ross practices at 64 Business Center Dr, Pawleys Island, SC 29585. The listed phone number is (843) 313-1314.

What is Mary Ross's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mary Ross enrolled in Medicare?

Yes. Mary Ross is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Mary Ross's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mary Ross reassigns Medicare benefits to 3 organizations: Georgetown Internists And Pediatricians Inc (Pawleys Island, SC), Waccamaw Community Hospital (Murrells Inlet, SC) and Georgetown Memorial Hospital (Georgetown, SC). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mary Ross's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mary Ross accept?

Health plans from First Choice Next list Mary Ross 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.

When was this NPI record last updated?

The NPPES record for Mary Ross was last updated on December 10, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years 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.