Dr. Charles F. Leonard, MD
- Medicare services, 2023
- 458
- Part D claims, 2024
- 505
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Practice address
- 303 Beech Street, Holyoke, MA 01040
- Practice phone
- Call (413) 246-0058
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
River Valley Counseling Center - Holyoke
Outpatient Addiction Treatment · Holyoke, Massachusetts
Find Dr. Leonard'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. Charles F. Leonard is a psychiatrist in Holyoke, Massachusetts
Dr. Leonard practices at River Valley Counseling Center - Holyoke in Holyoke, Massachusetts.
Dr. Leonard's NPI, 1659475002, was assigned on September 7, 2006. Dr. Leonard graduated from Columbia University College of Physicians and Surgeons in 1968. Dr. Leonard holds Massachusetts license 51431.
- NPI
- 1659475002NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527038348
- NPI enumeration date
- September 7, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (413) 246-0058
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 84
- Medical school graduation
- 1968
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Charles F. Leonard practices at River Valley Counseling Center - Holyoke in Holyoke, Massachusetts
Dr. Leonard's primary practice is River Valley Counseling Center - Holyoke, at 303 Beech Street, Holyoke, MA 01040. The practice phone is (413) 246-0058.
- River Valley Counseling Center - Holyoke303 Beech Street, Holyoke, MA 01040Phone(413) 246-0058
Source: Dmand AI Affiliation Data
Dr. Charles F. Leonard is affiliated with 2 sites of care and 1 medical group
Dr. Leonard's primary practice is River Valley Counseling Center - Holyoke in Holyoke, Massachusetts. The medical group on file is River Valley Counseling Center (RVCC). Dmand AI also links Dr. Leonard to 1 more group practice or clinic, named with a free account. Dr. Leonard's employer is on file too: a behavioral health center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Charles F. Leonard's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leonard practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| River Valley Counseling Center - Holyoke | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Charles F. Leonard is one of 1,857 psychiatrists in Massachusetts
Psychiatry is Dr. Leonard's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Leonard is licensed in Massachusetts.
Specialties and state licenses
- Psychiatry, MassachusettsPrimary
Psychiatrists near Dr. Leonard
Counts of psychiatrists 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. Charles F. Leonard billed Medicare for 458 services in 2023
CMS data shows 458 Medicare services from Dr. Leonard across 3 procedure codes in 2023. Medicare paid $29,615 for them. Every service was in an office.
Dr. Leonard's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 3512023: 23832%
- Tests and treatments
- 2022: 3332023: 22034%
Dr. Leonard compared with the Massachusetts median for psychiatrists, 2023
- Dr. Leonard
- Massachusetts median
- Medicare services
- 458vs 1722.7 times
- Part D claims
- 481vs 925.2 times
Medians across 2,056 psychiatrists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Leonard's most billed Medicare procedure codes, 2023
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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Charles F. Leonard's patients have a median age of 44
Across all payers, Dmand AI patient panel data puts Dr. Leonard's median patient age at 44, with 59% women.
Dr. Leonard's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 44
Patient panel by sex, all payers
- Women59%
- Men35%
Source: Dmand AI Patient Panel Data
Dr. Charles F. Leonard wrote 505 Medicare Part D claims in 2024
In 2024, Dr. Leonard wrote 505 Medicare Part D claims for 14 patients. 97% of them were for generic drugs. CMS names the drug for 481 of them, across 16 drugs with 11 or more claims each, at $6,628 in total drug cost. In 2023, CMS named 749 claims across 19 drugs.
Dr. Leonard's Part D claims by kind of drug, 2024
- Generic491 claims97%
- Brand-name14 claims3%
Dr. Leonard'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 7492024: 48136%
Drugs named by CMS: 16 in 2024, 19 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
How Dr. Charles F. Leonard takes part in Medicare
Dr. Leonard 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. Charles F. Leonard graduated from Columbia University College of Physicians and Surgeons
Dr. Leonard graduated from Columbia University College of Physicians and Surgeons in 1968.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Charles F. Leonard'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 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 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. Charles F. Leonard
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. Charles F. Leonard's NPI number?
Dr. Charles F. Leonard's NPI number is 1659475002. It was assigned on September 7, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Charles F. Leonard?
Dr. Charles F. Leonard is a psychiatrist in Holyoke, Massachusetts. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Charles F. Leonard practice?
Dr. Leonard practices at 303 Beech Street, Holyoke, MA 01040. Dr. Leonard's primary practice is River Valley Counseling Center - Holyoke in Holyoke, Massachusetts. Dmand AI also links Dr. Leonard to 1 group practice or clinic.
What is Dr. Charles F. Leonard's office phone number?
The practice phone on file for Dr. Leonard is (413) 246-0058.
What is Dr. Charles F. Leonard's medical license number?
Dr. Leonard holds Massachusetts license 51431.
What medical group is Dr. Charles F. Leonard part of?
Dr. Leonard is linked to River Valley Counseling Center (RVCC).
Does Dr. Charles F. Leonard accept Medicare?
Yes. CMS data shows Dr. Leonard billed Medicare for 458 services in 2023, and Dr. Leonard accepts Medicare assignment.
What services does Dr. Charles F. Leonard bill to Medicare?
In 2023, Dr. Leonard's most billed Medicare services were office visit, established patient (99213), psychiatric service (90838) and psychiatric service (90836).
Where did Dr. Charles F. Leonard go to medical school?
Dr. Leonard graduated from Columbia University College of Physicians and Surgeons in 1968.
What drugs does Dr. Charles F. Leonard prescribe most?
In 2024 Medicare Part D data, Dr. Leonard's most prescribed drugs by claims were Clonazepam, Lorazepam and Sertraline HCl.
How long has Dr. Charles F. Leonard been practicing?
Dr. Leonard graduated from medical school in 1968, 58 years ago.
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