Keiron W. Greaves, MD
Anesthesiology Physician · Long Branch, NJ
Keiron W. Greaves, MD is an anesthesiology physician with a practice address in Long Branch, New Jersey, and NPI 1447257969, issued on Jun 30, 2005. Check the license (New Jersey 25MA05952100, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Keiron W. Greaves
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- 25MA05952100 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 300 2ND Ave, Long Branch, NJ 07740
- Phone
- (732) 222-5200
- Enumerated
- Jun 30, 2005
- Record last updated
- Jul 12, 2010 (not updated in 16 years: call before relying on the address or phone)
- Medicaid ID
- 6392008 NJ
- Medicare enrollment
- Enrolled (PECOS I20050415000562); accepts Medicare assignment
- Medical or professional school
- Rutgers New Jersey Medical School, 1989
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 1,714 in New Jersey → Look up another NPI →
Also registered at 300 2ND Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Keiron W. Greaves in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MA05952100Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.2 times the Medicare Part D claims of the average anesthesiology physician in 2024
1,290 Medicare Part D claims for 392 beneficiaries, against an average of 402 among the 4,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 205 claims were for opioids.
Most prescribed
- Lidocaine185 claims
- Tramadol Hcl146 claims
- Cyclobenzaprine Hcl128 claims
- Gabapentin127 claims
- Diclofenac Sodium126 claims
- Pregabalin120 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 66.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $55.67
3 payments; by number, the most common kind was food and beverage; the largest payer was Bioventus LLC. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Seaview Orthopaedics And Medical Associates LLPOcean, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Keiron W. Greaves among 1,714 anesthesiology physician records in New Jersey
Keiron W. Greaves, MD is one of 1,714 anesthesiology physician records with a practice address in New Jersey. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 84% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1989 · median 2002 among the 1,178 with a school on file
- Record last updated2010 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
25 anesthesiology physician records list a practice address in Long Branch
They are 25 of the 663 NPPES records with a practice address in Long Branch, and 1,714 anesthesiology physician records in New Jersey.
All 1,714 in New Jersey → Every provider in Long Branch → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Bing Du, MDLong Branch, NJ 077401912904434
- Sitalakshmi Elango, MDLong Branch, NJ 077401821095340
- Waheed Eraky, MDLong Branch, NJ 077401649277161
- Michael Flashburg, MDLong Branch, NJ 077401093712515
- Susan Friedman, MDLong Branch, NJ 077401902803422
- Andrew Johnson, DOLong Branch, NJ 077401386610319
- Matthew Klein, MDLong Branch, NJ 077401265434005
- David Kramer, M.D.Long Branch, NJ 077401053394833
Common questions
What is Keiron W. Greaves, MD's NPI number?
Keiron W. Greaves, MD's National Provider Identifier (NPI) is 1447257969, issued on Jun 30, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Keiron W. Greaves, MD located?
The NPPES record lists a practice address at 300 2ND Ave, Long Branch, NJ, 07740. Phone: (732) 222-5200. Providers update this record themselves, so call before visiting.
How can I verify Keiron W. Greaves, MD's license?
NPPES lists New Jersey license number 25MA05952100, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Keiron W. Greaves, MD prescribe under Medicare Part D?
In 2024, Keiron W. Greaves, MD had 1,290 Medicare Part D claims for 392 beneficiaries; the average among anesthesiology physician prescribers was 402. Part D covers Medicare prescriptions only.
What is Keiron W. Greaves, MD's MIPS final score?
The 2023 MIPS final score is 66.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.