Doctor profile · Federal record

Dr. William Griffiths, M.D.

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

  • NPI 1952322406
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7021 Harps Mill RD, Suite 100
Raleigh, NC 276153240
(919) 845-2125

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
March 24, 2008
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207R00000X — NUCC code
Medicaid
NC #8911338

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952322406. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,241
Distinct HCPCS
10
Medicare allowed
$144,493
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 597 328 $121
36415 Insertion of needle into vein for collection of blood sample 581 334 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 169 157 $86
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 162 162 $121
G0008 Administration of influenza virus vaccine 116 116 $29
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 108 108 $76
83036 Hemoglobin a1c level 103 53 $9
0124A Adm sarscv2 bvl 30mcg/.3ml a 86 85 $39
90480 Admn sarscov2 vacc 1 dose 53 53 $38
91322 Sarscov2 vac 50 mcg/0.5ml im 53 53 $140

In context: peer comparison

Among 106 peers in this city , average services per provider: 106. This provider delivers 21× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,285
Patients
1,301
Total drug cost
$60,729
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 929 284 $12,573
Amlodipine Besylate Generic 845 255 $7,908
Losartan Potassium Generic 428 118 $7,184
Rosuvastatin Calcium Generic 325 100 $5,211
Levothyroxine Sodium Generic 264 76 $4,165
Potassium Chloride Generic 211 72 $6,015
Lisinopril Generic 207 61 $1,628
Metoprolol Succinate Generic 168 52 $3,079
Metformin Hcl Er (Metformin Hcl) Brand 153 43 $2,176
Metformin Hcl Generic 138 46 $1,280

Frequently asked questions

Auto-generated from federal data
What is Dr. William Griffiths's medical specialty?
Dr. William Griffiths practices Internal Medicine Physician in Raleigh, NC.
Where does Dr. William Griffiths practice?
Dr. William Griffiths practices at 7021 Harps Mill RD, Raleigh, NC 276153240. Office phone: 9198452125.
What is Dr. William Griffiths's NPI?
Dr. William Griffiths's National Provider Identifier (NPI) is 1952322406, issued by NPPES.
Does Dr. William Griffiths accept Medicare assignment?
Yes. Dr. William Griffiths accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Griffiths commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.