Dr. Bradley William Greider, MD

  • Vista, CA
  • Ophthalmologist
NPI1508979006PAC ID6305866229
Medicare services, 2024
916
Medicare patients, 2024
397
Part D claims, 2024
1,368
Publications
3
MIPS score, 2024
94
Practice address
2067 W Vista Way, Vista, CA 92083
Practice phone
Call (760) 758-2020
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Greider Eye Associates

Vista, California

See all 3 affiliations

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Dr. Bradley William Greider is an ophthalmologist in Vista, California

Dr. Greider practices at Greider Eye Associates in Vista, California.

Dr. Greider's NPI, 1508979006, was assigned on August 17, 2006. Dr. Greider graduated from Stanford University School Of Medicine in 1980. Dr. Greider holds California license G46461.

NPI and contact details
Medicare PAC ID
6305866229
NPI enumeration date
August 17, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(760) 758-2020
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
72
Medical school graduation
1980

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

Dr. Bradley William Greider practices at Greider Eye Associates in Vista, California

Dr. Greider's primary practice is Greider Eye Associates, at 2067 W Vista Way, Vista, CA 92083 in San Diego County. The practice phone is (760) 758-2020.

  • Greider Eye Associates
    2067 W Vista Way, Vista, CA 92083 · San Diego CountyPhone(760) 758-2020

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

Dr. Bradley William Greider is affiliated with 2 sites of care and 1 medical group

Dr. Greider's primary practice is Greider Eye Associates in Vista, California. Dmand AI also links Dr. Greider to 1 group practice or clinic and 1 medical group, each named with a free account.

See all 3 affiliations for Dr. Greider

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

Dmand AI tracks the EHR system at Dr. Bradley William Greider's practice

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

EHR by site
SiteEHR vendor and product
Greider Eye AssociatesAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Bradley William Greider is one of 2,621 ophthalmologists in California

Ophthalmology is Dr. Greider's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Greider is board certified in ophthalmology by the American Board of Ophthalmology. Dr. Greider is licensed in California.

Specialties and state licenses

  • Ophthalmology, CaliforniaPrimaryLicense G46461 · 1981 to 2027 · taxonomy 207W00000X

Clinical focus

Dmand AI lists age-related macular degeneration, cataract, cataract surgery with lens implant, cold sores or genital herpes, conjunctivitis, dry eye, eye infection or inflammation and eyelid inflammation among the conditions Dr. Greider treats.

Ophthalmologists near Dr. Greider

Counts of ophthalmologists with a Dmand AI profile, by place and practice. Each opens the list.

2,621ophthalmologists in California
4ophthalmologists in Vista

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

Dr. Bradley William Greider billed Medicare for 916 services in 2024

CMS data shows 916 Medicare services from Dr. Greider across 12 procedure codes in 2024, for 397 Medicare patients. Medicare paid $66,368 for them. Every service was in an office.

Medicare services, 2024916
Medicare patients397
Paid by Medicare$66,368
Procedure codes12

Dr. Greider's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 1,5922024: 59063%
Office and hospital visits
2023: 4362024: 30829%
Surgery
2023: 1052024: 1883%

Dr. Greider compared with the California median for ophthalmologists, 2024

  • Dr. Greider
  • California median
Medicare services
916vs 1,07915% below
Medicare patients
397vs 4216% below
Part D claims
1,271vs 6182.1 times

Medians across 2,568 ophthalmologists in California with Dmand AI profiles that report each measure.

Dr. Greider's most billed Medicare procedure codes, 2024

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. Greider

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

Dr. Bradley William Greider treated 397 Medicare patients in 2024, average age 78

CMS counts 397 Medicare patients who saw Dr. Greider in 2024. The largest group is 75 to 84, with 168 patients. 75% of them have high cholesterol, and 66% have high blood pressure. 7% are also on Medicaid. Their average risk score is 1.12, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Greider's median patient age at 74, with 61% women.

Medicare patients, 2024397
Average age78
Average risk score1.12
Also on Medicaid7%

Dr. Greider's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Greider's Medicare patients by sex, 2024

  • Women26567%
  • Men13233%

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

  1. High cholesterol75%
  2. High blood pressure66%
  3. Arthritis41%
  4. Diabetes25%
  5. Osteoporosis24%
  6. Chronic kidney disease21%
  7. Ischemic heart disease21%
  8. Anxiety20%

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

Dr. Greider's patients across all payers

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

Patient panel by age, all payers

Median age 74

Patient panel by sex, all payers

  • Women61%
  • Men39%

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

Dr. Bradley William Greider wrote 1,368 Medicare Part D claims in 2024

In 2024, Dr. Greider wrote 1,368 Medicare Part D claims for 372 patients. 56% of them were for generic drugs. CMS names the drug for 1,271 of them, across 17 drugs with 11 or more claims each, at $247,478 in total drug cost. In 2023, CMS named 1,820 claims across 26 drugs.

Part D claims, 20241,368
Drugs named by CMS17
Total drug cost$247,478
Part D patients372

Dr. Greider's Part D claims by kind of drug, 2024

  • Generic770 claims56%
  • Brand-name598 claims44%

Dr. Greider'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: 1,8202024: 1,27130%

Drugs named by CMS: 17 in 2024, 26 in 2023.

See all prescribing by Dr. Greider

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

Dr. Bradley William Greider scored 94 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Greider for performance year 2024, reported as part of a group. Dr. Greider accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 33 procedures of cataract surgery by Dr. Greider, more than 55% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Greider's MIPS scores, performance year 2024

  • 94of 100Final score
  • 100of 100Quality
  • 40of 100Improvement Activities
  • 80of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Greider ranks in Medicare procedure volume

Cataract surgery
55th percentile33 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Bradley William Greider has 3 publications on record

Dmand AI links 3 papers to Dr. Greider.

Papers3

Recent publications by Dr. Greider

See all 3 publications and co-authors

See who Dr. Greider researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Greider works with, so you can find a warm path to the right ophthalmologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Bradley William Greider received $8,749 in industry payments from 2016 to 2025

CMS Open Payments shows 363 general payments to Dr. Greider from 32 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 86% of the total. RxSight Inc paid the most, $1,369.

General payments to Dr. Greider by program year, 2016 to 2025

General payments to Dr. Greider by kind, 2016 to 2025

$8.7Kin total
  • Food and beverage$7,54986%
  • Consulting fees$1,20014%

Companies that paid Dr. Greider the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Greider

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

Dr. Bradley William Greider has 3 awards and honors on record

Dmand AI lists 3 awards for Dr. Greider.

Awards and honors for Dr. Greider

  1. Undated
    • AAO Fellow
    • ACS Fellow
    • Checkbook Top Doc

Source: Dmand AI Professional Profile Data

Dr. Bradley William Greider graduated from Stanford University School Of Medicine

Dr. Greider graduated from Stanford University School Of Medicine in 1980. Dr. Greider is a member of AAO and ACS.

  1. Medical schoolStanford University School Of Medicine
  2. Board certified in ophthalmologyAmerican Board of Ophthalmology

Source: Dmand AI Professional Profile Data

Dr. Bradley William Greider accepts plans from 21 insurance carriers

Dr. Greider is in network with 21 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 13. Check the plan with the practice before a visit.

  • Aetna
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • HCSC
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • Humana
  • +13 more carriersWith a free account

Plan types Dr. Greider accepts, by number of carriers

  1. HMO13
  2. PPO12
  3. Medicare11
  4. POS7
  5. EPO5

Source: Dmand AI Insurance Network Data

Sources for Dr. Bradley William Greider'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
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. Bradley William Greider

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. Bradley William Greider's NPI number?

Dr. Bradley William Greider's NPI number is 1508979006. It was assigned on August 17, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Bradley William Greider?

Dr. Bradley William Greider is an ophthalmologist in Vista, California. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).

Where does Dr. Bradley William Greider practice?

Dr. Greider practices at 2067 W Vista Way, Vista, CA 92083. Dr. Greider's primary practice is Greider Eye Associates in Vista, California. Dmand AI also links Dr. Greider to 1 group practice or clinic and 1 medical group.

What is Dr. Bradley William Greider's office phone number?

The practice phone on file for Dr. Greider is (760) 758-2020.

What is Dr. Bradley William Greider's medical license number?

Dr. Greider holds California license G46461.

Does Dr. Bradley William Greider accept Medicare?

Yes. CMS data shows Dr. Greider billed Medicare for 916 services in 2024, and Dr. Greider accepts Medicare assignment.

What is Dr. Bradley William Greider's MIPS score?

Dr. Greider's MIPS final score for performance year 2024 is 94 out of 100, reported as part of a group.

How many Medicare patients does Dr. Bradley William Greider see?

CMS counts 397 Medicare patients who saw Dr. Greider in 2024, with an average age of 78.

Is Dr. Bradley William Greider board certified?

Yes. Dr. Greider is board certified in ophthalmology by the American Board of Ophthalmology.

What services does Dr. Bradley William Greider bill to Medicare?

In 2024, Dr. Greider's most billed Medicare services were office visit, established patient (99213), eye exam or test (92014) and eye exam or test (92133).

Show 6 more questionsShow fewer questions

Where did Dr. Bradley William Greider go to medical school?

Dr. Greider graduated from Stanford University School Of Medicine in 1980.

What drugs does Dr. Bradley William Greider prescribe most?

In 2024 Medicare Part D data, Dr. Greider's most prescribed drugs by claims were Latanoprost, Timolol Maleate and Lumigan.

Has Dr. Bradley William Greider received payments from drug or device companies?

CMS Open Payments shows $8,749 in general payments to Dr. Greider from 32 companies from 2016 to 2025. The largest total came from RxSight Inc.

How long has Dr. Bradley William Greider been practicing?

Dr. Greider graduated from medical school in 1980, 46 years ago.

Does Dr. Bradley William Greider do research?

Dmand AI links 3 publications to Dr. Greider.

What insurance does Dr. Bradley William Greider accept?

Dr. Greider is in network with 21 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 13. Check the plan with the practice before a visit.

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