R. Douglas Alling, M.D.
Internal Medicine Physician · Canandaigua, NY
R. Douglas Alling, M.D. is an internal medicine physician with a practice address in Canandaigua, New York, and NPI 1366443202, issued on Aug 2, 2005. Check the license (New York 213797, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- R. Douglas Alling
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 213797 NY
Self-reported in NPPES; status is on the state search - Practice location
- 335 Parrish St, Canandaigua, NY 14424
- Phone
- (585) 393-2888
- Enumerated
- Aug 2, 2005
- Record last updated
- Mar 7, 2022
- Fax
- (585) 396-9275
- Medicaid ID
- 01951266 NY
- Medicare enrollment
- Enrolled (PECOS I20050802001058); accepts Medicare assignment
- Medical or professional school
- Baylor College Of Medicine, 1995
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 335 Parrish St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mary Ellen Alescio, FNPFamily Nurse Practitioner1518067107
- Judith Almekinder, NPWomen's Health Nurse Practitioner1154474286
- Jillian Babu, MDStudent in an Organized Health Care Education/Training Program1508038225
- Eric Beyer, M.D.Pediatrics Physician1043295595
- Jocelyn BurroniPharmacy Technician1508496449
- Brian Campbell, D.O.Pediatrics Physician1225001035
Verify R. Douglas Alling 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 213797Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% more Medicare Part D claims than the average internal medicine physician in 2024
5,618 Medicare Part D claims for 661 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 142 claims were for opioids.
Most prescribed
- Atorvastatin Calcium456 claims
- Levothyroxine Sodium305 claims
- Rosuvastatin Calcium220 claims
- Omeprazole173 claims
- Amlodipine Besylate157 claims
- Gabapentin133 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.
Industry payments in 2024: $114.12
7 payments; by number, the most common kind was food and beverage; the largest payer was Exact Sciences Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 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
- The Frederick Ferris Thompson HospitalShortsville, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
R. Douglas Alling among 12,067 internal medicine physician records in New York
R. Douglas Alling, M.D. 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 92% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1995 · median 2002 among the 7,221 with a school on file
- Record last updated2022 · 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).
26 internal medicine physician records list a practice address in Canandaigua
They are 26 of the 1,072 NPPES records with a practice address in Canandaigua, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Canandaigua → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Devyani Alankar, MDCanandaigua, NY 144241780613646
- Sunil Baldwa, M.D.Canandaigua, NY 144241386680742
- Richard Benivegna, M.D.Canandaigua, NY 144241073543492
- Karl Eurenius, MDCanandaigua, NY 144241487682035
- Kipling Goh, M.D.Canandaigua, NY 144241295738276
- Deborah Healy, M.D.Canandaigua, NY 144241902993306
- Michael Mitchko, M.D.Canandaigua, NY 144241811990898
- Leslie Myers, D.O.Canandaigua, NY 144241215930375
Common questions
What is R. Douglas Alling, M.D.'s NPI number?
R. Douglas Alling, M.D.'s National Provider Identifier (NPI) is 1366443202, issued on Aug 2, 2005. An NPI identifies a provider in billing; it is not a license.
Where is R. Douglas Alling, M.D. located?
The NPPES record lists a practice address at 335 Parrish St, Canandaigua, NY, 14424. Phone: (585) 393-2888. Providers update this record themselves, so call before visiting.
How can I verify R. Douglas Alling, M.D.'s license?
NPPES lists New York license number 213797, 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 R. Douglas Alling, M.D. prescribe under Medicare Part D?
In 2024, R. Douglas Alling, M.D. had 5,618 Medicare Part D claims for 661 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.