Dr. Richard T. Gervasi, MD
- Medicare services, 2024
- 4,744
- Medicare patients, 2024
- 564
- Part D claims, 2024
- 6,876
- Hospital affiliations
- 5
- Industry payments
- $3,194
- Practice address
- 800 Westchester Ave, Rye Brook, NY 10573
- Practice phone
- Call (475) 283-9702
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
South Norwalk Dialysis
Rye Brook, New York
Find Dr. Gervasi'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 T. Gervasi is a nephrologist in Rye Brook, New York
Dr. Gervasi practices at South Norwalk Dialysis in Rye Brook, New York.
Dr. Gervasi's NPI, 1972597813, was assigned on September 7, 2005. Dr. Gervasi graduated from Albany Medical College in 1999. Dr. Gervasi holds Connecticut license 042201.
- NPI
- 1972597813NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3870582117
- NPI enumeration date
- September 7, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (475) 283-9702
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Richard T. Gervasi practices at South Norwalk Dialysis in Rye Brook, New York
Dr. Gervasi's primary practice is South Norwalk Dialysis, at 800 Westchester Ave, Rye Brook, NY 10573 in Westchester County. The practice phone is (475) 283-9702.
- South Norwalk Dialysis800 Westchester Ave, Rye Brook, NY 10573 · Westchester CountyPhone(475) 283-9702
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Richard T. Gervasi is affiliated with 10 sites of care and 1 medical group
Dr. Gervasi's primary practice is South Norwalk Dialysis in Rye Brook, New York. Dr. Gervasi is also affiliated with Bridgeport Hospital. The medical group on file is Westmed Medical Group. Dmand AI also links Dr. Gervasi to 4 more hospitals, 2 home health agencies, 1 dialysis center and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Richard T. Gervasi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gervasi practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| South Norwalk Dialysis | Available with a free account |
| +9 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Richard T. Gervasi is one of 914 nephrologists in New York
Nephrology is Dr. Gervasi's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Gervasi is licensed in Connecticut.
Specialties and state licenses
- Nephrology, ConnecticutPrimary
Nephrologists near Dr. Gervasi
Counts of nephrologists 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 T. Gervasi billed Medicare for 4,744 services in 2024
CMS data shows 4,744 Medicare services from Dr. Gervasi across 42 procedure codes in 2024, for 564 Medicare patients. Medicare paid $257,286 for them.
Dr. Gervasi's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,8092024: 1,8945%
- Lab and pathology
- 2023: 2,3112024: 1,18149%
- Other services
- 2023: 1962024: 789303%
- Tests and treatments
- 2023: 1,0832024: 63941%
- Surgery
- 2023: 4482024: 24146%
Where Dr. Gervasi's Medicare services took place, 2024
- In an office4,04185%
- In a facility70315%
Dr. Gervasi compared with the New York median for nephrologists, 2024
- Dr. Gervasi
- New York median
- Medicare services
- 4,744vs 6896.9 times
- Medicare patients
- 564vs 2172.6 times
- Part D claims
- 6,275vs 43614.4 times
Medians across 892 nephrologists in New York with Dmand AI profiles that report each measure.
Dr. Gervasi'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gervasi and other nephrologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Richard T. Gervasi treated 564 Medicare patients in 2024, average age 78
CMS counts 564 Medicare patients who saw Dr. Gervasi in 2024. The largest group is 75 to 84, with 226 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 20% are also on Medicaid. Their average risk score is 3.05, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Gervasi's median patient age at 75, with 41% women.
Dr. Gervasi's Medicare patients by age, 2024
Dr. Gervasi's Medicare patients by sex, 2024
- Women25044%
- Men31456%
Chronic conditions among Dr. Gervasi's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease74%
- Arthritis52%
- Ischemic heart disease45%
- Diabetes42%
- Heart failure34%
- Atrial fibrillation33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gervasi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women41%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Richard T. Gervasi wrote 6,876 Medicare Part D claims in 2024
In 2024, Dr. Gervasi wrote 6,876 Medicare Part D claims for 570 patients. 89% of them were for generic drugs. CMS names the drug for 6,275 of them, across 107 drugs with 11 or more claims each, at $531,153 in total drug cost. In 2023, CMS named 6,320 claims across 118 drugs.
Dr. Gervasi's Part D claims by kind of drug, 2024
- Generic6,141 claims89%
- Brand-name715 claims10%
- Other20 claims0%
Dr. Gervasi'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.
Drug classes CMS tracks in Dr. Gervasi's Part D claims, 2024
- Opioids0%28 of 6,876 claims
- Antibiotics1%63 of 6,876 claims
- Antipsychotics, patients 65 and over0%13 of 6,876 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6,3202024: 6,2751%
Drugs named by CMS: 107 in 2024, 118 in 2023.
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. Richard T. Gervasi offers telehealth to Medicare patients
Dr. Gervasi accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Gervasi as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Richard T. Gervasi received $3,194 in industry payments from 2016 to 2023
CMS Open Payments shows 163 general payments to Dr. Gervasi from 32 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 98% of the total. Mallinckrodt LLC paid the most, $609.
General payments to Dr. Gervasi by program year, 2016 to 2023
General payments to Dr. Gervasi by kind, 2016 to 2023
- Food and beverage$3,12798%
- Education$672%
Companies that paid Dr. Gervasi the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Richard T. Gervasi graduated from Albany Medical College
Dr. Gervasi graduated from Albany Medical College in 1999.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Richard T. Gervasi'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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 T. Gervasi
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 T. Gervasi's NPI number?
Dr. Richard T. Gervasi's NPI number is 1972597813. It was assigned on September 7, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Richard T. Gervasi?
Dr. Richard T. Gervasi is a nephrologist in Rye Brook, New York. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Richard T. Gervasi practice?
Dr. Gervasi practices at 800 Westchester Ave, Rye Brook, NY 10573. Dr. Gervasi's primary practice is South Norwalk Dialysis in Rye Brook, New York. Dmand AI also links Dr. Gervasi to 4 hospitals, 2 home health agencies, 1 dialysis center and 1 group practice or clinic.
What is Dr. Richard T. Gervasi's office phone number?
The practice phone on file for Dr. Gervasi is (475) 283-9702.
What is Dr. Richard T. Gervasi's medical license number?
Dr. Gervasi holds Connecticut license 042201.
Which hospitals is Dr. Richard T. Gervasi affiliated with?
Dr. Gervasi is affiliated with Bridgeport Hospital. Dmand AI links Dr. Gervasi to 4 more hospitals.
What medical group is Dr. Richard T. Gervasi part of?
Dr. Gervasi is linked to Westmed Medical Group.
Does Dr. Richard T. Gervasi accept Medicare?
Yes. CMS data shows Dr. Gervasi billed Medicare for 4,744 services in 2024, and Dr. Gervasi accepts Medicare assignment.
Does Dr. Richard T. Gervasi offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Gervasi as offering telehealth services.
How many Medicare patients does Dr. Richard T. Gervasi see?
CMS counts 564 Medicare patients who saw Dr. Gervasi in 2024, with an average age of 78.
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What services does Dr. Richard T. Gervasi bill to Medicare?
In 2024, Dr. Gervasi's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and hospital inpatient care (99232).
Where did Dr. Richard T. Gervasi go to medical school?
Dr. Gervasi graduated from Albany Medical College in 1999.
What drugs does Dr. Richard T. Gervasi prescribe most?
In 2024 Medicare Part D data, Dr. Gervasi's most prescribed drugs by claims were Calcitriol, Amlodipine Besylate and Rosuvastatin Calcium.
Has Dr. Richard T. Gervasi received payments from drug or device companies?
CMS Open Payments shows $3,194 in general payments to Dr. Gervasi from 32 companies from 2016 to 2023. The largest total came from Mallinckrodt LLC.
How long has Dr. Richard T. Gervasi been practicing?
Dr. Gervasi graduated from medical school in 1999, 27 years ago.
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