Dr. Richard M. Castagnino, MD
- Part D claims, 2024
- 45
- Hospital affiliations
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 79 Middleville Road, Northport, NY 11768
- Practice phone
- Call (516) 261-4400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Castagnino's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Richard M. Castagnino is an internist in Northport, New York
Dr. Castagnino practices at Northport VA Medical Center in Northport, New York, part of Veterans Health Administration.
Dr. Castagnino's NPI, 1134215601, was assigned on October 4, 2006. Dr. Castagnino graduated from Rutgers Robert Wood Johnson Medical School in 1989. Dr. Castagnino holds New York license 189422.
- NPI
- 1134215601NPI Registry (opens in a new tab)
- NPI enumeration date
- October 4, 2006
- NPI status
- Active
- Practice phone
- (516) 261-4400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Richard M. Castagnino practices at Northport VA Medical Center in Northport, New York
Dr. Castagnino's primary practice is Northport VA Medical Center, at 79 Middleville Road, Northport, NY 11768 in Suffolk County. The practice phone is (516) 261-4400.
- Northport VA Medical Center79 Middleville Road, Northport, NY 11768 · Suffolk CountyPhone(516) 261-4400
Source: Dmand AI Affiliation Data
Dr. Richard M. Castagnino is affiliated with 1 site of care
Dr. Castagnino's primary practice is Northport VA Medical Center in Northport, New York, part of Veterans Health Administration. Dr. Castagnino's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Richard M. Castagnino's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Castagnino practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northport VA Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Richard M. Castagnino is one of 9,643 internists in New York
Internal medicine is Dr. Castagnino's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Castagnino is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Castagnino
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Richard M. Castagnino's patients have a median age of 80
Across all payers, Dmand AI patient panel data puts Dr. Castagnino's median patient age at 80, with 0% women.
Dr. Castagnino's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 80
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Richard M. Castagnino wrote 45 Medicare Part D claims in 2024
In 2024, Dr. Castagnino wrote 45 Medicare Part D claims for 11 patients. 91% of them were for generic drugs. CMS names the drug for 22 of them, across 1 drug with 11 or more claims each, at $213 in total drug cost. In 2018, CMS named 31 claims across 2 drugs.
Dr. Castagnino's Part D claims by kind of drug, 2024
- Generic41 claims91%
- Brand-name and other4 claims9%
Dr. Castagnino's most prescribed drugs by claims, 2019
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, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 312019: 2229%
Drugs named by CMS: 1 in 2019, 2 in 2018.
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
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Dr. Richard M. Castagnino graduated from Rutgers Robert Wood Johnson Medical School
Dr. Castagnino graduated from Rutgers Robert Wood Johnson Medical School in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Richard M. Castagnino's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare 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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Richard M. Castagnino
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. Richard M. Castagnino's NPI number?
Dr. Richard M. Castagnino's NPI number is 1134215601. It was assigned on October 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Richard M. Castagnino?
Dr. Richard M. Castagnino is an internist in Northport, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Richard M. Castagnino practice?
Dr. Castagnino practices at 79 Middleville Road, Northport, NY 11768. Dr. Castagnino's primary practice is Northport VA Medical Center in Northport, New York, part of Veterans Health Administration.
What is Dr. Richard M. Castagnino's office phone number?
The practice phone on file for Dr. Castagnino is (516) 261-4400.
What is Dr. Richard M. Castagnino's medical license number?
Dr. Castagnino holds New York license 189422.
Which hospitals is Dr. Richard M. Castagnino affiliated with?
Dr. Castagnino practices at Northport VA Medical Center in Northport, New York.
Where did Dr. Richard M. Castagnino go to medical school?
Dr. Castagnino graduated from Rutgers Robert Wood Johnson Medical School in 1989.
What drugs does Dr. Richard M. Castagnino prescribe most?
In 2019 Medicare Part D data, Dr. Castagnino's most prescribed drugs by claims were Atorvastatin Calcium.
How long has Dr. Richard M. Castagnino been practicing?
Dr. Castagnino graduated from medical school in 1989, 37 years ago.
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