Charles Mellor, PA
- Medicare patients, 2024
- 44
- Part D claims, 2024
- 106
- MIPS score, 2024
- 93
- Hospital affiliations
- 2
- Industry payments
- $394
- Practice address
- 1 Heros Way, Riverhead, NY 11901
- Practice phone
- Call (631) 548-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Charles Mellor's professional email, personal email and mobile number
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Charles Mellor is a physician assistant in Riverhead, New York
Charles Mellor practices at Peconic Bay Medical Center in Riverhead, New York, part of Northwell Health.
Charles Mellor's NPI, 1114014032, was assigned on October 10, 2006. Charles Mellor holds New York license 004335.
- NPI
- 1114014032NPI Registry (opens in a new tab)
- NPI enumeration date
- October 10, 2006
- NPI status
- Active
- Practice phone
- (631) 548-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Charles Mellor practices at 2 locations in Riverhead, New York
Charles Mellor's primary practice is Peconic Bay Medical Center, at 1 Heros Way, Riverhead, NY 11901 in Suffolk County. The practice phone is (631) 548-6000. Charles Mellor also practices at Peconic Bay Medical Center, 1300 Roanoke Ave, Riverhead, NY 11901.
- Peconic Bay Medical CenterPrimary1 Heros Way, Riverhead, NY 11901 · Suffolk CountyPhone(631) 548-6000
- Peconic Bay Medical Center1300 Roanoke Ave, Riverhead, NY 11901 · Suffolk CountyPhone(631) 548-6000
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Charles Mellor is affiliated with 2 sites of care and 1 medical group
Charles Mellor's primary practice is Peconic Bay Medical Center in Riverhead, New York, part of Northwell Health. Charles Mellor is also affiliated with Mather Hospital. The medical group on file is Northwell Health Physician Partners Cardiology at Great Neck.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Charles Mellor's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Charles Mellor practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Peconic Bay Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Charles Mellor is one of 11,456 physician assistants in New York
Physician assistant is Charles Mellor's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Charles Mellor is licensed in New York.
Specialties and state licenses
- Physician assistant, New YorkPrimary
Physician assistants near Charles Mellor
Counts of physician assistants 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
Charles Mellor treated 44 Medicare patients in 2024, average age 71
CMS counts 44 Medicare patients who saw Charles Mellor in 2024. The largest group is 75 to 84, with 17 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 34% are also on Medicaid. Their average risk score is 1.96, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Charles Mellor's median patient age at 48, with 42% women.
Charles Mellor's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Charles Mellor's Medicare patients by sex, 2024
- Women1841%
- Men2659%
Chronic conditions among Charles Mellor's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis55%
- Ischemic heart disease43%
- Mood disorders36%
- Anxiety34%
- Atrial fibrillation34%
- Chronic kidney disease34%
Share of Medicare patients with each condition. A patient can have several.
Charles Mellor's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 48
Patient panel by sex, all payers
- Women42%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Charles Mellor wrote 106 Medicare Part D claims in 2024
In 2024, Charles Mellor wrote 106 Medicare Part D claims for 73 patients. 92% of them were for generic drugs. CMS names the drug for 51 of them, across 3 drugs with 11 or more claims each, at $298 in total drug cost.
Charles Mellor's Part D claims by kind of drug, 2024
- Generic98 claims92%
- Brand-name and other8 claims8%
Charles Mellor'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 Charles Mellor's Part D claims, 2024
- Opioids20%21 of 106 claims
- Antibiotics55%58 of 106 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
Charles Mellor scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Charles Mellor for performance year 2024, reported through an alternative payment model (APM).
Charles Mellor's MIPS scores, performance year 2024
- 93of 100Final score
- 79.8of 100Quality
- 89of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Charles Mellor received $394 in industry payments in 2025
CMS Open Payments shows 3 general payments to Charles Mellor from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $269.
Companies that paid Charles Mellor the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Charles Mellor'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 Affiliation DataDmand AI Practice 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 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 | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Charles Mellor
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Charles Mellor's NPI number?
Charles Mellor's NPI number is 1114014032. It was assigned on October 10, 2006, and it is active in the NPI Registry.
What does Charles Mellor specialize in?
Charles Mellor is a physician assistant in Riverhead, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Charles Mellor practice?
Charles Mellor practices at 1 Heros Way, Riverhead, NY 11901. Charles Mellor also practices at 1300 Roanoke Ave, Riverhead, NY 11901. Charles Mellor's primary practice is Peconic Bay Medical Center in Riverhead, New York, part of Northwell Health.
What is Charles Mellor's office phone number?
The practice phone on file for Charles Mellor is (631) 548-6000.
What is Charles Mellor's medical license number?
Charles Mellor holds New York license 004335.
Which hospitals is Charles Mellor affiliated with?
Charles Mellor practices at Peconic Bay Medical Center in Riverhead, New York. Charles Mellor is also affiliated with Mather Hospital.
What medical group is Charles Mellor part of?
Charles Mellor is linked to Northwell Health Physician Partners Cardiology at Great Neck.
What is Charles Mellor's MIPS score?
Charles Mellor's MIPS final score for performance year 2024 is 93 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Charles Mellor see?
CMS counts 44 Medicare patients who saw Charles Mellor in 2024, with an average age of 71.
What drugs does Charles Mellor prescribe most?
In 2024 Medicare Part D data, Charles Mellor's most prescribed drugs by claims were Amoxicillin-Clavulanate Potass, Oxycodone HCl and Cephalexin.
Has Charles Mellor received payments from drug or device companies?
CMS Open Payments shows $394 in general payments to Charles Mellor from 2 companies from 2025 to 2025. The largest total came from Boston Scientific Corporation.
How long has Charles Mellor been practicing?
Charles Mellor's NPI was assigned in 2006.
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