Doctor profile · Federal record

Dr. Mary Holliday, NP

Nurse Practitioner · Charleston, SC

  • NPI 1780775239
  • Accepts Medicare
  • 20 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2093 Henry Tecklenburg Dr Ste 300E
Charleston, SC 294145743
(843) 724-2011
fax (843) 606-7991
Mailing address
Po Box 751649
Charlotte, NC 282751649

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
October 29, 2020
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
South Carolina #19679
Medicaid
SC #NP4562

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780775239. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
896
Distinct HCPCS
6
Medicare allowed
$62,567
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 299 110 $103
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 246 115 $65
95251 Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 131 48 $28
83036 Hemoglobin a1c level 96 66 $9
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 65 64 $105
99213 Established patient office or other outpatient visit, 20-29 minutes 59 49 $73

In context: peer comparison

Among 40 peers in Charleston Nurse Practitioner, average services per provider: 85. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$680
Transactions
28
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Insulet Corporation 5 $111.16
Tandem Diabetes Care, INC. 1 $85.43
Sanofi-Aventis U.S. LLC 3 $83.66
Abbvie INC. 4 $76.12
Dexcom, INC. 2 $72.47
Amneal Pharmaceuticals LLC 2 $45.05
Esperion Therapeutics, INC. 2 $33.71
Amgen INC. 1 $32.59
Lilly USA, LLC 2 $30.33
Axsome Therapeutics, INC. 1 $28.01
Exact Sciences Corporation 1 $18.60
Boehringer Ingelheim Pharmaceuticals, INC. 1 $17.31
AstraZeneca Pharmaceuticals Lp 1 $16.89
Novo Nordisk INC 1 $14.98
CeQur Corporation 1 $13.57

By nature of payment

Food and Beverage
$680

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
686
Patients
141
Total drug cost
$365,003
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 80 22 $908
Metformin Hcl ER (Metformin Hcl) Brand 64 18 $454
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 59 19 $34,743
Trulicity (Dulaglutide) Brand 59 0 $80,970
Tresiba Flextouch U-100 (Insulin Degludec) Brand 53 13 $31,996
Nano 2Nd Gen Pen Needle (Pen Needle, Diabetic) Brand 50 24 $4,967
Humalog Kwikpen U-100 (Insulin Lispro) Brand 48 17 $37,949
Metformin Hcl Generic 46 13 $446
Novolog Flexpen (Insulin Aspart) Brand 46 15 $38,625
Novolog (Insulin Aspart) Brand 39 0 $24,631

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Holliday's medical specialty?
Dr. Mary Holliday practices Nurse Practitioner in Charleston, SC.
Where does Dr. Mary Holliday practice?
Dr. Mary Holliday practices at 2093 Henry Tecklenburg Dr Ste 300E, Charleston, SC 294145743. Office phone: 8437242011.
What is Dr. Mary Holliday's NPI?
Dr. Mary Holliday's National Provider Identifier (NPI) is 1780775239, issued by NPPES.
Does Dr. Mary Holliday accept Medicare assignment?
Yes. Dr. Mary Holliday accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Holliday commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (HCPCS 95251). Source: CMS Medicare Physician & Other Practitioners file.