caretrace.iopowered by▸healthparse
SearchCohort Builder
Tools▾
KOL FinderTerritoriesDrug Compare
AI Query
Browse▾
By stateBy specialty
Pricing
SearchCohort BuilderToolsKOL FinderTerritoriesDrug CompareAI QueryBrowseBy stateBy specialtyPricing
PROVIDER PROFILE · NPI 1316013006

William GrieverM.D.

Family PracticeHalifax, MAI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (10)

CCN 227082
Home health agency
CCN 227207
Home health agency
CCN 227241
Home health agency
CCN 227269
Home health agency
CCN 227537
Home health agency
CCN 221520
Hospice
CCN 220060
Hospital
CCN 220100
Hospital
CCN 220110
Hospital
CCN 223032
Inpatient rehabilitation facility
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
12,384
Beneficiaries
—
Total drug cost
$961K
Distinct drugs
170
Brand share
22.9%
Top prescribed drugs
Atorvastatin Calcium751 claims
Lisinopril478 claims
Oxycodone Hcl457 claims
Levothyroxine Sodium400 claims
Metoprolol Succinate398 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
4,008
Unique beneficiaries
—
Total services
5,326
Distinct HCPCS
60
Medicare payment
$132K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,348 Family Practice providers in MA — top quintile (cohort median 537).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$14
Payment records
1
By payment type
Food and Beverage$14
REFERRAL NETWORK

Where William Griever's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 28 inbound referrers · 43 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
TALBOT, KIM123566
David Kelly
Diagnostic Radiology · Plymouth, MA
74240
BETH ISRAEL DEACONESS HOSPITAL PLYMOUTH, INC.71221
Parag Shah
Diagnostic Radiology · Fort Worth, TX
56207
James Galvin
Diagnostic Radiology · Plymouth, MA
49181
Robert Scarlatelli
Cardiology · Plymouth, MA
35150
Eugene Valsky
Internal Medicine · Plymouth, MA
32117
Michael Mclaughlin
Cardiology · Needham, MA
2969
SOUTH SHORE HOSPITAL INC.26651
CUENI, LORENZ2584
Eascare Llc
Ambulance Service Provider · Weymouth, MA
2361
Eric Johnson
Internal Medicine · Plymouth, MA
2284
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
BETH ISRAEL DEACONESS HOSPITAL PLYMOUTH, INC.3082,842
TALBOT, KIM96465
David Betteridge
Diagnostic Radiology · Plymouth, MA
63212
James Galvin
Diagnostic Radiology · Plymouth, MA
63232
Joshua Stuhlfaut
Diagnostic Radiology · Boston, MA
62190
TREHU, STEPHEN60228
East Side Clinical Laboratory, Inc.
Clinical Laboratory · East Providence, RI
53282
Colleen Fine
Diagnostic Radiology · Plymouth, MA
50182
David Kelly
Diagnostic Radiology · Plymouth, MA
46179
Parag Shah
Diagnostic Radiology · Fort Worth, TX
45151
SMITH, STEPHANIE45186
Michael Mclaughlin
Cardiology · Needham, MA
37118
Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.