Melissa M. Irwin, PA-C
- Hospital affiliations
- 3
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 715 Richland Mall, Ontario, OH 44906
- Practice phone
- Call (419) 462-4534
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Melissa Irwin'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.
Melissa M. Irwin is a physician assistant in Mansfield, Ohio
Melissa Irwin practices at Ontario Hospital in Ontario, Ohio, part of Avita Health System.
Melissa Irwin's NPI, 1437254653, was assigned on September 13, 2006. Melissa Irwin holds Ohio license 50.002355.
- NPI
- 1437254653NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507885035
- NPI enumeration date
- September 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (419) 462-4534
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Melissa M. Irwin practices at Ontario Hospital in Ontario, Ohio
Melissa Irwin's primary practice is Ontario Hospital, at 715 Richland Mall, Ontario, OH 44906 in Richland County. The practice phone is (419) 462-4534.
- Ontario Hospital715 Richland Mall, Ontario, OH 44906 · Richland CountyPhone(419) 462-4534
Source: Dmand AI Affiliation Data
Melissa M. Irwin is affiliated with 4 sites of care and 2 medical groups
Melissa Irwin's primary practice is Ontario Hospital in Ontario, Ohio, part of Avita Health System. Melissa Irwin is also affiliated with OhioHealth Mansfield Hospital. The medical group on file is OhioHealth Physician Group. Dmand AI also links Melissa Irwin to 1 more hospital, 1 ambulatory surgery center 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 Melissa M. Irwin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Melissa Irwin practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ontario Hospital | Available with a free account |
| +3 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 Avita Health System and 6.2K+ hospitals, with verified contacts in the same login.
Melissa M. Irwin is one of 674 physician assistants in Ohio
Medical is Melissa Irwin's primary specialty in the NPI Registry, under taxonomy code 363AM0700X. Melissa Irwin is licensed in Ohio.
Specialties and state licenses
- Medical physician assistant, OhioPrimary
Physician assistants near Melissa Irwin
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
Melissa M. Irwin's patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Melissa Irwin's median patient age at 71, with 62% women.
Melissa Irwin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women62%
- Men38%
Source: Dmand AI Patient Panel Data
How Melissa M. Irwin takes part in Medicare
Melissa Irwin 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)
Sources for Melissa M. Irwin'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 |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 Melissa M. Irwin
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Melissa M. Irwin's NPI number?
Melissa M. Irwin's NPI number is 1437254653. It was assigned on September 13, 2006, and it is active in the NPI Registry.
What does Melissa M. Irwin specialize in?
Melissa M. Irwin is a physician assistant in Mansfield, Ohio. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).
Where does Melissa M. Irwin practice?
Melissa Irwin practices at 715 Richland Mall, Ontario, OH 44906. Melissa Irwin's primary practice is Ontario Hospital in Ontario, Ohio, part of Avita Health System. Dmand AI also links Melissa Irwin to 1 hospital, 1 ambulatory surgery center and 1 medical group.
What is Melissa M. Irwin's office phone number?
The practice phone on file for Melissa Irwin is (419) 462-4534.
What is Melissa M. Irwin's medical license number?
Melissa Irwin holds Ohio license 50.002355.
Which hospitals is Melissa M. Irwin affiliated with?
Melissa Irwin practices at Ontario Hospital in Ontario, Ohio. Melissa Irwin is also affiliated with OhioHealth Mansfield Hospital. Dmand AI links Melissa Irwin to 1 more hospital.
What medical group is Melissa M. Irwin part of?
Melissa Irwin is linked to OhioHealth Physician Group. Dmand AI links Melissa Irwin to 1 more medical group.
Does Melissa M. Irwin accept Medicare?
Yes. CMS lists Melissa Irwin as accepting Medicare assignment.
How long has Melissa M. Irwin been practicing?
Melissa Irwin graduated from medical school in 2005, 21 years ago.
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