Doctor profile · Federal record

Dr. Douglas Shellhorn, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Salisbury, NC

  • NPI 1972589026
  • Accepts Medicare
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
611 Mocksville Ave
Salisbury, NC 281442705
(704) 633-7220
fax (704) 647-0515
Additional location
1000 Brown St
Faith, NC 28041
(704) 216-7060
fax (704) 603-8981

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
March 18, 2020
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
North Carolina #9401333
Medicaid
NC #8976658

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972589026. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,487
Distinct HCPCS
10
Medicare allowed
$202,568
HCPCS Description Services Patients Avg allowed
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 461 64 $60
99214 Established patient office or other outpatient visit, 30-39 minutes 439 258 $118
99215 Established patient office or other outpatient visit, 40-54 minutes 230 197 $171
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 188 188 $124
G0444 Annual depression screening, 5 to 15 minutes 187 187 $18
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 180 21 $46
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 109 47 $45
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 104 16 $46
99213 Established patient office or other outpatient visit, 20-29 minutes 98 87 $78
G0008 Administration of influenza virus vaccine 93 92 $29

In context: peer comparison

Among 5 peers in Salisbury Internal Medicine Physician, average services per provider: 104. This provider delivers 24× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$160
Transactions
9
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 3 $48.58
Electromed, INC. 1 $23.96
Baxter Healthcare 1 $23.06
Corcept Therapeutics 1 $17.76
Lilly USA, LLC 1 $17.01
Pfizer INC. 1 $15.75
Amgen INC. 1 $13.46

By nature of payment

Food and Beverage
$160

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,587
Patients
1,014
Total drug cost
$41,185
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 424 127 $2,677
Levothyroxine Sodium Generic 396 98 $5,430
Rosuvastatin Calcium Generic 358 99 $5,349
Atorvastatin Calcium Generic 323 86 $4,104
Lisinopril Generic 262 71 $2,048
Omeprazole Generic 248 73 $3,910
Losartan Potassium Generic 228 69 $3,169
Pantoprazole Sodium Generic 200 66 $2,540
Metformin Hcl Generic 187 55 $2,100
Metoprolol Succinate Generic 176 53 $3,521

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Douglas Shellhorn's medical specialty?
Dr. Douglas Shellhorn practices Internal Medicine Physician in Salisbury, NC.
Where does Dr. Douglas Shellhorn practice?
Dr. Douglas Shellhorn practices at 611 Mocksville Ave, Salisbury, NC 281442705. Office phone: 7046337220.
What is Dr. Douglas Shellhorn's NPI?
Dr. Douglas Shellhorn's National Provider Identifier (NPI) is 1972589026, issued by NPPES.
Does Dr. Douglas Shellhorn accept Medicare assignment?
Yes. Dr. Douglas Shellhorn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Douglas Shellhorn commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services (HCPCS 99490); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.