Doctor profile · Federal record

Dr. William Griever, M.D.

Family Medicine Physician (CMS: Family Practice) · Halifax, MA

  • NPI 1316013006
  • Accepts Medicare
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
430 Plymouth St
Halifax, MA 023381342
(781) 293-7210

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
March 11, 2008
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Massachusetts #157180
Medicaid
MA #3183327

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1316013006. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,549
Distinct HCPCS
10
Medicare allowed
$166,529
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 798 396 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 536 309 $86
80061 Blood test, lipids (cholesterol and triglycerides) 400 338 $13
80048 Blood test, basic group of blood chemicals (calcium, total) 325 234 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 309 309 $49
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 232 21 $1
83036 Hemoglobin a1c level 215 130 $10
85027 Complete blood cell count (red cells, white blood cell, platelets), automated test 196 170 $6
99213 Established patient office or other outpatient visit, 20-29 minutes 194 158 $78
G0008 Administration of influenza virus vaccine 137 133 $34

In context: peer comparison

Among 1 peers in Halifax Family Medicine Physician, average services per provider: 90. This provider delivers 62× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$14
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 1 $13.83

By nature of payment

Food and Beverage
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,998
Patients
1,166
Total drug cost
$79,673
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 737 204 $16,458
Lisinopril Generic 466 124 $5,035
Oxycodone Hcl Generic 445 40 $8,064
Levothyroxine Sodium Generic 369 108 $5,684
Metoprolol Succinate Generic 363 95 $8,969
Gabapentin Generic 342 60 $5,463
Omeprazole Generic 338 97 $7,179
Losartan Potassium Generic 334 86 $4,463
Amlodipine Besylate Generic 314 85 $3,548
Clonazepam Generic 301 36 $1,988

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Griever's medical specialty?
Dr. William Griever practices Family Medicine Physician in Halifax, MA.
Where does Dr. William Griever practice?
Dr. William Griever practices at 430 Plymouth St, Halifax, MA 023381342. Office phone: 7812937210.
What is Dr. William Griever's NPI?
Dr. William Griever's National Provider Identifier (NPI) is 1316013006, issued by NPPES.
Does Dr. William Griever accept Medicare assignment?
Yes. Dr. William Griever accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Griever commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Blood test, lipids (cholesterol and triglycerides) (HCPCS 80061). Source: CMS Medicare Physician & Other Practitioners file.