Doctor profile · Federal record

Dr. Clark Stallings, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Student in an Organized Health Care Education/Training Program · Nottingham, MD

  • NPI 1477176303
  • Accepts Medicare
  • 6 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4924 Campbell Blvd Ste 200
Nottingham, MD 212365914
(443) 442-2300

Credentials & registration

NPPES · NUCC
NPI registered
May 2020 — 6 yrs on file
Profile last updated
June 22, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (3)
Maryland #D0096610 · Maryland #D96610 · Pennsylvania #MT220667

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477176303. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
262
Distinct HCPCS
9
Medicare allowed
$21,121
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 58 47 $105
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 36 36 $135
99213 Established patient office or other outpatient visit, 20-29 minutes 34 33 $80
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 30 29 $15
G0008 Administration of influenza virus vaccine 29 29 $33
90662 Influenza vaccine split virus, preservative free 27 27 $72
83036 Hemoglobin a1c level 21 21 $10
99203 New patient office or other outpatient visit, 30-44 minutes 14 14 $115
99204 New patient office or other outpatient visit, 45-59 minutes 13 13 $176

In context: peer comparison

Among 3 peers in this city , average services per provider: 52. This provider delivers 5.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
58
Patients
44
Total drug cost
$971
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 24 20 $588
Amlodipine Besylate Generic 20 13 $240
Lisinopril Generic 14 11 $143

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Clark Stallings's medical specialty?
Dr. Clark Stallings practices Internal Medicine Physician in Nottingham, MD.
Where does Dr. Clark Stallings practice?
Dr. Clark Stallings practices at 4924 Campbell Blvd Ste 200, Nottingham, MD 212365914. Office phone: 4434422300.
What is Dr. Clark Stallings's NPI?
Dr. Clark Stallings's National Provider Identifier (NPI) is 1477176303, issued by NPPES.
Does Dr. Clark Stallings accept Medicare assignment?
Yes. Dr. Clark Stallings accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Clark Stallings commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.