Gregory W. Duquella, MD
Internal Medicine Physician · Wallkill, NY
Gregory W. Duquella, MD is an internal medicine physician with a practice address in Wallkill, New York, and NPI 1821012048, issued on Jul 27, 2006. Check the license (New York 272367, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Gregory W. Duquella
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 272367 NY
Self-reported in NPPES; status is on the state search - Practice location
- 800 Red Mills RD, Wallkill, NY 12589
- Phone
- (845) 744-9105
- Enumerated
- Jul 27, 2006
- Record last updated
- Apr 22, 2024
- Fax
- (845) 744-9107
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 800 Red Mills RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sylvia Andrade, RNRegistered Nurse1386417988
- Gary Blackburn, RNRegistered Nurse1548125917
- Berline Charles Duc, FNPFamily Nurse Practitioner1861298887
- Tara Chitrakar, M.D.Family Medicine Physician1003942871
- Philip Andrew Crosley, FNP-BCFamily Nurse Practitioner1265017107
- Robert Doyle, DMDDentist1598842346
Verify Gregory W. Duquella in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 272367Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
75 Medicare Part D claims for 12 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.
Most prescribed
- Eliquis12 claims
- Rosuvastatin Calcium11 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.
Gregory W. Duquella among 12,067 internal medicine physician records in New York
Gregory W. Duquella, MD is one of 12,067 internal medicine physician records with a practice address in New York. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 53% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2024 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 internal medicine physician records list a practice address in Wallkill
They are 3 of the 129 NPPES records with a practice address in Wallkill, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Wallkill → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Maryann Genovese, M.D.Wallkill, NY 125891053702993
- Kenneth Yeboah, M.DWallkill, NY 125891649566159
- Vinay Das, MDWappingers Falls, NY 125901760425243
- Bharati Desai, MDWappinger Falls, NY 125901225140445
- Chandrakant Desai, MDWappinger Falls, NY 125901588750954
- Mark Foster, MDWappingers Falls, NY 125901245294040
- Saisree Kandala, M.DWappingers Falls, NY 125901164484978
- Elliot Levine, MDWappingers Falls, NY 125901669465233
Common questions
What is Gregory W. Duquella, MD's NPI number?
Gregory W. Duquella, MD's National Provider Identifier (NPI) is 1821012048, issued on Jul 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory W. Duquella, MD located?
The NPPES record lists a practice address at 800 Red Mills RD, Wallkill, NY, 12589. Phone: (845) 744-9105. Providers update this record themselves, so call before visiting.
How can I verify Gregory W. Duquella, MD's license?
NPPES lists New York license number 272367, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gregory W. Duquella, MD prescribe under Medicare Part D?
In 2024, Gregory W. Duquella, MD had 75 Medicare Part D claims for 12 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.