Dr. James Kenneth Mattie Jr., MD
- Medicare services, 2024
- 197
- Medicare patients, 2024
- 322
- Publications
- 1
- Hospital affiliations
- 1
- Industry payments
- $379
- Practice address
- 25 Pocono Road, Denville, NJ 07834
- Practice phone
- Call (973) 983-5569
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Mattie'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. James Kenneth Mattie Jr. is an anesthesiologist in Denville, New Jersey
Dr. Mattie practices at Saint Clare's Denville Hospital in Denville, New Jersey, part of Prime Healthcare Services.
Dr. Mattie's NPI, 1710158365, was assigned on March 21, 2008. Dr. Mattie holds New Jersey license 25MA08955000.
- NPI
- 1710158365NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7214100171
- NPI enumeration date
- March 21, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (973) 983-5569
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. James Kenneth Mattie Jr. practices at Saint Clare's Denville Hospital in Denville, New Jersey
Dr. Mattie's primary practice is Saint Clare's Denville Hospital, at 25 Pocono Road, Denville, NJ 07834 in Morris County. The practice phone is (973) 983-5569.
- Saint Clare's Denville Hospital25 Pocono Road, Denville, NJ 07834 · Morris CountyPhone(973) 983-5569
Source: Dmand AI Affiliation Data
Dr. James Kenneth Mattie Jr. is affiliated with 3 sites of care and 3 medical groups
Dr. Mattie's primary practice is Saint Clare's Denville Hospital in Denville, New Jersey, part of Prime Healthcare Services. The medical group on file is Shrewsbury Surgery Center. Dmand AI also links Dr. Mattie to 2 more group practices and clinics and 2 medical groups, 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. James Kenneth Mattie Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mattie practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Saint Clare's Denville Hospital | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. James Kenneth Mattie Jr. is one of 1,613 anesthesiologists in New Jersey
Anesthesiology is Dr. Mattie's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Mattie is licensed in New Jersey.
Specialties and state licenses
- Anesthesiology, New JerseyPrimary
Anesthesiologists near Dr. Mattie
Counts of anesthesiologists 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. James Kenneth Mattie Jr. billed Medicare for 197 services in 2024
CMS data shows 197 Medicare services from Dr. Mattie across 8 procedure codes in 2024, for 322 Medicare patients. Medicare paid $20,231 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Mattie's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 2402024: 19718%
Dr. Mattie compared with the New Jersey median for anesthesiologists, 2024
- Dr. Mattie
- New Jersey median
- Medicare services
- 197vs 922.1 times
- Medicare patients
- 322vs 16991% above
Medians across 1,604 anesthesiologists in New Jersey with Dmand AI profiles that report each measure.
Dr. Mattie's 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 Dr. Mattie?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mattie and other anesthesiologists in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James Kenneth Mattie Jr. treated 322 Medicare patients in 2024, average age 74
CMS counts 322 Medicare patients who saw Dr. Mattie in 2024. The largest group is 65 to 74, with 149 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 6% are also on Medicaid. Their average risk score is 1.18, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mattie's median patient age at 54, with 52% women.
Dr. Mattie's Medicare patients by age, 2024
Dr. Mattie's Medicare patients by sex, 2024
- Women16451%
- Men15849%
Chronic conditions among Dr. Mattie's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Ischemic heart disease34%
- Anxiety33%
- Diabetes30%
- Chronic kidney disease29%
- Mood disorders27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mattie's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women52%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. James Kenneth Mattie Jr. takes part in Medicare
Dr. Mattie 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. James Kenneth Mattie Jr. has 1 publication on record
Dmand AI links 1 paper to Dr. Mattie in 2013. Dr. Mattie's most frequent co-author is Sukumar P. Desai, MD.
Dr. Mattie's most frequent co-authors
Recent publications by Dr. Mattie
See who Dr. Mattie researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mattie works with, so you can find a warm path to the right anesthesiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. James Kenneth Mattie Jr. received $379 in industry payments from 2016 to 2024
CMS Open Payments shows 24 general payments to Dr. Mattie from 7 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $121.
General payments to Dr. Mattie by program year, 2016 to 2024
Companies that paid Dr. Mattie the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. James Kenneth Mattie Jr.'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Dr. James Kenneth Mattie Jr.
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. James Kenneth Mattie Jr.'s NPI number?
Dr. James Kenneth Mattie Jr.'s NPI number is 1710158365. It was assigned on March 21, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. James Kenneth Mattie Jr.?
Dr. James Kenneth Mattie Jr. is an anesthesiologist in Denville, New Jersey. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. James Kenneth Mattie Jr. practice?
Dr. Mattie practices at 25 Pocono Road, Denville, NJ 07834. Dr. Mattie's primary practice is Saint Clare's Denville Hospital in Denville, New Jersey, part of Prime Healthcare Services. Dmand AI also links Dr. Mattie to 2 group practices and clinics and 2 medical groups.
What is Dr. James Kenneth Mattie Jr.'s office phone number?
The practice phone on file for Dr. Mattie is (973) 983-5569.
What is Dr. James Kenneth Mattie Jr.'s medical license number?
Dr. Mattie holds New Jersey license 25MA08955000.
Which hospitals is Dr. James Kenneth Mattie Jr. affiliated with?
Dr. Mattie practices at Saint Clare's Denville Hospital in Denville, New Jersey.
What medical group is Dr. James Kenneth Mattie Jr. part of?
Dr. Mattie is linked to Shrewsbury Surgery Center. Dmand AI links Dr. Mattie to 2 more medical groups.
Does Dr. James Kenneth Mattie Jr. accept Medicare?
Yes. CMS data shows Dr. Mattie billed Medicare for 197 services in 2024, and Dr. Mattie accepts Medicare assignment.
How many Medicare patients does Dr. James Kenneth Mattie Jr. see?
CMS counts 322 Medicare patients who saw Dr. Mattie in 2024, with an average age of 74.
What services does Dr. James Kenneth Mattie Jr. bill to Medicare?
In 2024, Dr. Mattie's most billed Medicare services were anesthesia (00811), anesthesia (00731) and anesthesia (00812).
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Has Dr. James Kenneth Mattie Jr. received payments from drug or device companies?
CMS Open Payments shows $379 in general payments to Dr. Mattie from 7 companies from 2016 to 2024. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. James Kenneth Mattie Jr. been practicing?
Dr. Mattie graduated from medical school in 2007, 19 years ago.
Does Dr. James Kenneth Mattie Jr. do research?
Dmand AI links 1 publication to Dr. Mattie.
Who does Dr. James Kenneth Mattie Jr. publish with?
Dr. Mattie's most frequent co-authors are Sukumar P. Desai, MD (1 shared paper).
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