Dr. Leonard Anthony Mannarelli, DO
- Part D claims, 2024
- 6,350
- Hospital affiliations
- 2
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 825 Chalkstone Avenue, Providence, RI 02908
- Practice phone
- Call (401) 456-2025
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Mannarelli'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. Leonard Anthony Mannarelli is an internist in Providence, Rhode Island
Dr. Mannarelli practices at Roger Williams Medical Center in Providence, Rhode Island, part of CharterCARE Health Partners.
Dr. Mannarelli's NPI, 1982770764, was assigned on November 25, 2006. Dr. Mannarelli graduated from University of New England, College of Osteo Medicine in 1993. Dr. Mannarelli holds Rhode Island license DO452.
- NPI
- 1982770764NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274693536
- NPI enumeration date
- November 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (401) 456-2025
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Leonard Anthony Mannarelli practices at Roger Williams Medical Center in Providence, Rhode Island
Dr. Mannarelli's primary practice is Roger Williams Medical Center, at 825 Chalkstone Avenue, Providence, RI 02908 in Providence County. The practice phone is (401) 456-2025.
- Roger Williams Medical Center825 Chalkstone Avenue, Providence, RI 02908 · Providence CountyPhone(401) 456-2025
Source: Dmand AI Affiliation Data
Dr. Leonard Anthony Mannarelli is affiliated with 3 sites of care and 2 medical groups
Dr. Mannarelli's primary practice is Roger Williams Medical Center in Providence, Rhode Island, part of CharterCARE Health Partners. Dr. Mannarelli is also affiliated with Our Lady of Fatima Hospital. The medical group on file is WellOne Primary Medical and Dental Care. Dmand AI also links Dr. Mannarelli to 1 more skilled nursing facility and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Leonard Anthony Mannarelli's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mannarelli practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Roger Williams Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across CharterCARE Health Partners and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Leonard Anthony Mannarelli is one of 805 internists in Rhode Island
Internal medicine is Dr. Mannarelli's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Mannarelli is licensed in Rhode Island.
Specialties and state licenses
- Internal medicine, Rhode IslandPrimary
Internists near Dr. Mannarelli
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. Leonard Anthony Mannarelli's patients have a median age of 62
Across all payers, Dmand AI patient panel data puts Dr. Mannarelli's median patient age at 62, with 37% women.
Dr. Mannarelli's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women37%
- Men63%
Source: Dmand AI Patient Panel Data
Dr. Leonard Anthony Mannarelli wrote 6,350 Medicare Part D claims in 2024
In 2024, Dr. Mannarelli wrote 6,350 Medicare Part D claims for 387 patients. 89% of them were for generic drugs. CMS names the drug for 5,875 of them, across 112 drugs with 11 or more claims each, at $299,495 in total drug cost.
Dr. Mannarelli's Part D claims by kind of drug, 2024
- Generic5,675 claims89%
- Brand-name638 claims10%
- Other37 claims1%
Dr. Mannarelli'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. Mannarelli's Part D claims, 2024
- Opioids3%192 of 6,350 claims
- Antibiotics1%48 of 6,350 claims
- Antipsychotics, patients 65 and over0%18 of 6,350 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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
How Dr. Leonard Anthony Mannarelli takes part in Medicare
Dr. Mannarelli accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Leonard Anthony Mannarelli graduated from University of New England, College of Osteo Medicine
Dr. Mannarelli graduated from University of New England, College of Osteo Medicine in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Leonard Anthony Mannarelli'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Leonard Anthony Mannarelli
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. Leonard Anthony Mannarelli's NPI number?
Dr. Leonard Anthony Mannarelli's NPI number is 1982770764. It was assigned on November 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Leonard Anthony Mannarelli?
Dr. Leonard Anthony Mannarelli is an internist in Providence, Rhode Island. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Leonard Anthony Mannarelli practice?
Dr. Mannarelli practices at 825 Chalkstone Avenue, Providence, RI 02908. Dr. Mannarelli's primary practice is Roger Williams Medical Center in Providence, Rhode Island, part of CharterCARE Health Partners. Dmand AI also links Dr. Mannarelli to 1 skilled nursing facility and 1 medical group.
What is Dr. Leonard Anthony Mannarelli's office phone number?
The practice phone on file for Dr. Mannarelli is (401) 456-2025.
What is Dr. Leonard Anthony Mannarelli's medical license number?
Dr. Mannarelli holds Rhode Island license DO452.
Which hospitals is Dr. Leonard Anthony Mannarelli affiliated with?
Dr. Mannarelli practices at Roger Williams Medical Center in Providence, Rhode Island. Dr. Mannarelli is also affiliated with Our Lady of Fatima Hospital.
What medical group is Dr. Leonard Anthony Mannarelli part of?
Dr. Mannarelli is linked to WellOne Primary Medical and Dental Care. Dmand AI links Dr. Mannarelli to 1 more medical group.
Does Dr. Leonard Anthony Mannarelli accept Medicare?
Yes. CMS lists Dr. Mannarelli as accepting Medicare assignment.
Where did Dr. Leonard Anthony Mannarelli go to medical school?
Dr. Mannarelli graduated from University of New England, College of Osteo Medicine in 1993.
What drugs does Dr. Leonard Anthony Mannarelli prescribe most?
In 2024 Medicare Part D data, Dr. Mannarelli's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Lisinopril.
How long has Dr. Leonard Anthony Mannarelli been practicing?
Dr. Mannarelli graduated from medical school in 1993, 33 years ago.
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