Dr. William Joshua Grief, MD

  • Campbell, CA
  • Interventional pain medicine physician
NPI1790873545PAC ID6204050339
Medicare services, 2023
58
Medicare patients, 2024
18
Part D claims, 2024
57
Industry payments
$995
Affiliated sites
1
Practice address
3425 S Bascom Ave, Campbell, CA 95008
Practice phone
Call (408) 371-1118
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Campbell Surgery Center

Campbell, California

See all 3 affiliations

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Dr. William Joshua Grief is an interventional pain medicine physician in Campbell, California

Dr. Grief practices at Campbell Surgery Center in Campbell, California.

Dr. Grief's NPI, 1790873545, was assigned on October 10, 2006. Dr. Grief graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2000. Dr. Grief's Indiana license number on file is 01055781A.

NPI and contact details
Medicare PAC ID
6204050339
NPI enumeration date
October 10, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(408) 371-1118
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
52
Medical school graduation
2000

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. William Joshua Grief practices at Campbell Surgery Center in Campbell, California

Dr. Grief's primary practice is Campbell Surgery Center, at 3425 S Bascom Ave, Campbell, CA 95008 in Santa Clara County. The practice phone is (408) 371-1118.

  • Campbell Surgery Center
    3425 S Bascom Ave, Campbell, CA 95008 · Santa Clara CountyPhone(408) 371-1118

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. William Joshua Grief is affiliated with 2 sites of care and 1 medical group

Dr. Grief's primary practice is Campbell Surgery Center in Campbell, California. The medical group on file is Boomerang Healthcare. Dmand AI also links Dr. Grief to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Grief

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. William Joshua Grief's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grief practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Campbell Surgery CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. William Joshua Grief is one of 215 interventional pain medicine physicians in California

Interventional pain medicine is Dr. Grief's primary specialty in the NPI Registry, under taxonomy code 208VP0014X. Dr. Grief is board certified in family medicine by the American Board of Family Medicine. Dmand AI has Dr. Grief's licenses on file in 2 states: Indiana and California.

Specialties and state licenses

  • Interventional pain medicine, IndianaPrimaryLicense 01055781A · 2002 to 2019 · taxonomy 208VP0014X
  • California license2010 to 2026

Clinical focus

Dmand AI lists lower back pain and neck pain and spine problems among the conditions Dr. Grief treats.

Interventional pain medicine physicians near Dr. Grief

Counts of interventional pain medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.

215interventional pain medicine physicians in California
2interventional pain medicine physicians in Campbell

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. William Joshua Grief billed Medicare for 58 services in 2023

CMS data shows 58 Medicare services from Dr. Grief across 2 procedure codes in 2023, all of them office visits, for 18 Medicare patients. Medicare paid $5,322 for them. Every service was in an office.

Medicare services, 202358
Medicare patients18
Paid by Medicare$5,322
Procedure codes2

Dr. Grief's Medicare services by type, 2022 to 2023

  • 2022
  • 2023
Office and hospital visits
2022: 352023: 5866%

Dr. Grief compared with the California median for interventional pain medicine physicians, 2023

  • Dr. Grief
  • California median
Medicare services
58vs 1,23295% below
Medicare patients
18vs 20891% below
Part D claims
17vs 34895% below

Medians across 209 interventional pain medicine physicians in California with Dmand AI profiles that report each measure.

Dr. Grief's most billed Medicare procedure codes, 2023

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Grief

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Grief and other interventional pain medicine physicians in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. William Joshua Grief treated 18 Medicare patients in 2024, average age 70

CMS counts 18 Medicare patients who saw Dr. Grief in 2024. 75% of them have arthritis, and 67% have high blood pressure. Their average risk score is 1.46, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Grief's median patient age at 61, with 56% women.

Medicare patients, 202418
Average age70
Average risk score1.46

Chronic conditions among Dr. Grief's Medicare patients, 2024

  1. Arthritis75%
  2. High blood pressure67%
  3. High cholesterol61%

Share of Medicare patients with each condition. A patient can have several.

Dr. Grief's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 61

Patient panel by sex, all payers

  • Women56%
  • Men44%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. William Joshua Grief wrote 57 Medicare Part D claims in 2024

In 2024, Dr. Grief wrote 57 Medicare Part D claims for 34 patients. 100% of them were for generic drugs. CMS names the drug for 17 of them, across 1 drug with 11 or more claims each, at $258 in total drug cost. In 2023, CMS named 12 claims across 1 drug.

Part D claims, 202457
Drugs named by CMS1
Total drug cost$258
Part D patients34

Dr. Grief's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 122024: 1742%

Drugs named by CMS: 1 in 2024, 1 in 2023.

See all prescribing by Dr. Grief

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Dr. William Joshua Grief takes part in Medicare

Dr. Grief accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. William Joshua Grief received $995 in industry payments from 2019 to 2024

CMS Open Payments shows 10 general payments to Dr. Grief from 5 drug and device companies from 2019 to 2024. Food and beverage make up the largest share, 56% of the total. Vertos Medical, Inc. paid the most, $439.

General payments to Dr. Grief by program year, 2019 to 2024

General payments to Dr. Grief by kind, 2019 to 2024

$995in total
  • Food and beverage$55656%
  • Travel and lodging$43944%

Companies that paid Dr. Grief the most, 2019 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Grief

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. William Joshua Grief graduated from Uniformed Services University, F. Edward Hebert School of Medicine

Dr. Grief graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2000.

  1. Medical schoolUniformed Services University, F. Edward Hebert School of Medicine
  2. Board certified in family medicineAmerican Board of Family Medicine
  3. Board certified in pain medicineAmerican Board of Family Medicine

Source: Dmand AI Professional Profile Data

Dr. William Joshua Grief accepts plans from 14 insurance carriers

Dr. Grief is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Humana
  • Regence Health Plans
  • +6 more carriersWith a free account

Plan types Dr. Grief accepts, by number of carriers

  1. PPO10
  2. Medicare9
  3. HMO6
  4. POS5
  5. EPO3

Source: Dmand AI Insurance Network Data

Sources for Dr. William Joshua Grief's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. William Joshua Grief

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. William Joshua Grief's NPI number?

Dr. William Joshua Grief's NPI number is 1790873545. It was assigned on October 10, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. William Joshua Grief?

Dr. William Joshua Grief is an interventional pain medicine physician in Campbell, California. The primary specialty in the NPI Registry is Interventional Pain Medicine Physician (taxonomy code 208VP0014X).

Where does Dr. William Joshua Grief practice?

Dr. Grief practices at 3425 S Bascom Ave, Campbell, CA 95008. Dr. Grief's primary practice is Campbell Surgery Center in Campbell, California. Dmand AI also links Dr. Grief to 1 group practice or clinic.

What is Dr. William Joshua Grief's office phone number?

The practice phone on file for Dr. Grief is (408) 371-1118.

What is Dr. William Joshua Grief's medical license number?

Dr. Grief's Indiana license number on file is 01055781A, one of the licenses on file in 2 states.

Which states has Dr. William Joshua Grief been licensed in?

Dmand AI has state licenses on file for Dr. Grief in Indiana (2002 to 2019) and California (2010 to 2026).

What medical group is Dr. William Joshua Grief part of?

Dr. Grief is linked to Boomerang Healthcare.

Does Dr. William Joshua Grief accept Medicare?

Yes. CMS data shows Dr. Grief billed Medicare for 58 services in 2023, and Dr. Grief accepts Medicare assignment.

How many Medicare patients does Dr. William Joshua Grief see?

CMS counts 18 Medicare patients who saw Dr. Grief in 2024, with an average age of 70.

Is Dr. William Joshua Grief board certified?

Yes. Dr. Grief is board certified in family medicine by the American Board of Family Medicine.

Show 6 more questionsShow fewer questions

What services does Dr. William Joshua Grief bill to Medicare?

In 2023, Dr. Grief's most billed Medicare services were office visit, established patient (99213) and office visit, established patient (99214).

Where did Dr. William Joshua Grief go to medical school?

Dr. Grief graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2000.

What drugs does Dr. William Joshua Grief prescribe most?

In 2024 Medicare Part D data, Dr. Grief's most prescribed drugs by claims were Gabapentin.

Has Dr. William Joshua Grief received payments from drug or device companies?

CMS Open Payments shows $995 in general payments to Dr. Grief from 5 companies from 2019 to 2024. The largest total came from Vertos Medical, Inc.

How long has Dr. William Joshua Grief been practicing?

Dr. Grief graduated from medical school in 2000, 26 years ago.

What insurance does Dr. William Joshua Grief accept?

Dr. Grief is in network with 14 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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