Matthew P. Cassells, PA
- Medicare services, 2024
- 84
- Medicare patients, 2024
- 46
- Hospital affiliations
- 1
- Industry payments
- $400
- Medical group
- 1
- Practice address
- 100 Madison Ave, Morristown, NJ 07962
- Practice phone
- Call (973) 971-5450
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Matthew Cassells' professional email, personal email and mobile number
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Matthew P. Cassells is a surgical physician assistant in Morristown, New Jersey
Matthew Cassells practices at Morristown Medical Center in Morristown, New Jersey, part of Atlantic Health System.
Matthew Cassells' NPI, 1346353208, was assigned on August 16, 2006. Matthew Cassells holds New Jersey license MP207.
- NPI
- 1346353208NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8921179268
- NPI enumeration date
- August 16, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (973) 971-5450
- 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)
Matthew P. Cassells practices at Morristown Medical Center in Morristown, New Jersey
Matthew Cassells' primary practice is Morristown Medical Center, at 100 Madison Ave, Morristown, NJ 07962 in Morris County. The practice phone is (973) 971-5450.
- Morristown Medical Center100 Madison Ave, Morristown, NJ 07962 · Morris CountyPhone(973) 971-5450
Source: Dmand AI Affiliation Data
Matthew P. Cassells is affiliated with 1 site of care and 1 medical group
Matthew Cassells' primary practice is Morristown Medical Center in Morristown, New Jersey, part of Atlantic Health System. The medical group on file is Atlantic Medical Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Matthew P. Cassells' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Matthew Cassells practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Morristown Medical Center | 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 Atlantic Health System and 6.2K+ hospitals, with verified contacts in the same login.
Matthew P. Cassells is one of 498 surgical physician assistants in New Jersey
Surgical is Matthew Cassells' primary specialty in the NPI Registry, under taxonomy code 363AS0400X. Matthew Cassells is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Matthew Cassells is licensed in New Jersey.
Specialties and state licenses
- Surgical physician assistant, New JerseyPrimary
Surgical physician assistants near Matthew Cassells
Counts of surgical 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
Matthew P. Cassells billed Medicare for 84 services in 2024
CMS data shows 84 Medicare services from Matthew Cassells across 4 procedure codes in 2024, for 46 Medicare patients. Medicare paid $7,314 for them. Every service was in a facility, such as a hospital, rather than an office.
Matthew Cassells compared with the New Jersey median for surgical physician assistants, 2024
- Matthew Cassells
- New Jersey median
- Medicare services
- 84vs 17753% below
- Medicare patients
- 46vs 7841% below
Medians across 328 surgical physician assistants in New Jersey with Dmand AI profiles that report each measure.
Matthew Cassells' 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.
Need commercial claims for Matthew Cassells?
Medicare shows one payer. Book a meeting to get commercial claims data for Matthew Cassells and other surgical physician assistants in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Matthew P. Cassells treated 46 Medicare patients in 2024, average age 73
CMS counts 46 Medicare patients who saw Matthew Cassells in 2024. The largest group is 75 to 84, with 26 patients. 75% of them have heart failure, and 75% have high blood pressure. Their average risk score is 1.22, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Matthew Cassells' median patient age at 66, with 34% women.
Matthew Cassells' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Matthew Cassells' Medicare patients by sex, 2024
- Women1430%
- Men3270%
Chronic conditions among Matthew Cassells' Medicare patients, 2024
- Heart failure75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
- Chronic kidney disease67%
- Atrial fibrillation50%
- Diabetes50%
- Arthritis43%
Share of Medicare patients with each condition. A patient can have several.
Matthew Cassells' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women34%
- Men59%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Matthew P. Cassells takes part in Medicare
Matthew Cassells 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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Matthew P. Cassells received $400 in industry payments in 2025
CMS Open Payments shows 8 general payments to Matthew Cassells from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. AtriCure, Inc. paid the most, $210.
Companies that paid Matthew Cassells the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Matthew P. Cassells is board certified in certified physician assistant
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Matthew P. Cassells'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 DataMedicare Physician & Other Practitioners - 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 Matthew P. Cassells
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Matthew P. Cassells' NPI number?
Matthew P. Cassells' NPI number is 1346353208. It was assigned on August 16, 2006, and it is active in the NPI Registry.
What does Matthew P. Cassells specialize in?
Matthew P. Cassells is a surgical physician assistant in Morristown, New Jersey. The primary specialty in the NPI Registry is Surgical Physician Assistant (taxonomy code 363AS0400X).
Where does Matthew P. Cassells practice?
Matthew Cassells practices at 100 Madison Ave, Morristown, NJ 07962. Matthew Cassells' primary practice is Morristown Medical Center in Morristown, New Jersey, part of Atlantic Health System.
What is Matthew P. Cassells' office phone number?
The practice phone on file for Matthew Cassells is (973) 971-5450.
What is Matthew P. Cassells' medical license number?
Matthew Cassells holds New Jersey license MP207.
Which hospitals is Matthew P. Cassells affiliated with?
Matthew Cassells practices at Morristown Medical Center in Morristown, New Jersey.
What medical group is Matthew P. Cassells part of?
Matthew Cassells is linked to Atlantic Medical Group.
Does Matthew P. Cassells accept Medicare?
Yes. CMS data shows Matthew Cassells billed Medicare for 84 services in 2024, and Matthew Cassells accepts Medicare assignment.
How many Medicare patients does Matthew P. Cassells see?
CMS counts 46 Medicare patients who saw Matthew Cassells in 2024, with an average age of 73.
Is Matthew P. Cassells board certified?
Yes. Matthew Cassells is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
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What services does Matthew P. Cassells bill to Medicare?
In 2024, Matthew Cassells' most billed Medicare services were surgery: heart and blood vessels (33533), surgery: heart and blood vessels (33508) and surgery: heart and blood vessels (33025).
Has Matthew P. Cassells received payments from drug or device companies?
CMS Open Payments shows $400 in general payments to Matthew Cassells from 2 companies from 2025 to 2025. The largest total came from AtriCure, Inc.
How long has Matthew P. Cassells been practicing?
Matthew Cassells graduated from medical school in 1993, 33 years ago.
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