Dr. Martin J. Maassen, MD
- Medicare services, 2017
- 313
- Part D claims, 2024
- 241
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 215 Marion Ave., Mccomb, MS 39648
- Practice phone
- Call (601) 249-5197
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southwest Mississippi Regional Medical Center - Mammography
Mammography / Breast Imaging Center · Mccomb, Mississippi
Find Dr. Maassen'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. Martin J. Maassen is an emergency medicine physician in Mccomb, Mississippi
Dr. Maassen practices at Southwest Mississippi Regional Medical Center - Mammography in Mccomb, Mississippi.
Dr. Maassen's NPI, 1306865746, was assigned on July 18, 2006. Dr. Maassen holds Indiana license 01025400A.
- NPI
- 1306865746NPI Registry (opens in a new tab)
- NPI enumeration date
- July 18, 2006
- NPI status
- Active
- Practice phone
- (601) 249-5197
- 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
Dr. Martin J. Maassen practices at Southwest Mississippi Regional Medical Center - Mammography in Mccomb, Mississippi
Dr. Maassen's primary practice is Southwest Mississippi Regional Medical Center - Mammography, at 215 Marion Ave., Mccomb, MS 39648. The practice phone is (601) 249-5197.
- Southwest Mississippi Regional Medical Center - Mammography215 Marion Ave., Mccomb, MS 39648Phone(601) 249-5197
Source: Dmand AI Affiliation Data
Dr. Martin J. Maassen is affiliated with 1 site of care
Dr. Maassen's primary practice is Southwest Mississippi Regional Medical Center - Mammography in Mccomb, Mississippi.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Martin J. Maassen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Maassen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southwest Mississippi Regional Medical Center - Mammography | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Martin J. Maassen is one of 400 emergency medicine physicians in Mississippi
Emergency medicine is Dr. Maassen's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Maassen is licensed in Indiana.
Specialties and state licenses
- Emergency medicine, IndianaPrimary
Emergency medicine physicians near Dr. Maassen
Counts of emergency medicine physicians 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. Martin J. Maassen billed Medicare for 313 services in 2017
CMS data shows 313 Medicare services from Dr. Maassen across 4 procedure codes in 2017. Medicare paid $26,500 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Maassen's Medicare services by type, 2017
- Office and hospital visits249
- Tests and treatments64
Dr. Maassen compared with the Mississippi median for emergency medicine physicians, 2017
- Dr. Maassen
- Mississippi median
- Medicare services
- 313vs 39220% below
- Part D claims
- 119vs 1126% above
Medians across 383 emergency medicine physicians in Mississippi with Dmand AI profiles that report each measure.
Dr. Maassen's most billed Medicare procedure codes, 2017
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Maassen and other emergency medicine physicians in Mississippi.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Martin J. Maassen's patients have a median age of 78
Across all payers, Dmand AI patient panel data puts Dr. Maassen's median patient age at 78, with 100% women.
Dr. Maassen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Martin J. Maassen wrote 241 Medicare Part D claims in 2024
In 2024, Dr. Maassen wrote 241 Medicare Part D claims for 19 patients. 97% of them were for generic drugs. CMS names the drug for 119 of them, across 4 drugs with 11 or more claims each, at $2,956 in total drug cost. In 2023, CMS named 242 claims across 11 drugs.
Dr. Maassen's Part D claims by kind of drug, 2024
- Generic234 claims97%
- Brand-name and other7 claims3%
Dr. Maassen'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 Dr. Maassen's Part D claims, 2024
- Opioids41%99 of 241 claims
- Antibiotics11%26 of 241 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2422024: 11951%
Drugs named by CMS: 4 in 2024, 11 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
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Sources for Dr. Martin J. Maassen'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) |
| 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. Martin J. Maassen
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. Martin J. Maassen's NPI number?
Dr. Martin J. Maassen's NPI number is 1306865746. It was assigned on July 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Martin J. Maassen?
Dr. Martin J. Maassen is an emergency medicine physician in Mccomb, Mississippi. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Martin J. Maassen practice?
Dr. Maassen practices at 215 Marion Ave., Mccomb, MS 39648. Dr. Maassen's primary practice is Southwest Mississippi Regional Medical Center - Mammography in Mccomb, Mississippi.
What is Dr. Martin J. Maassen's office phone number?
The practice phone on file for Dr. Maassen is (601) 249-5197.
What is Dr. Martin J. Maassen's medical license number?
Dr. Maassen holds Indiana license 01025400A.
Does Dr. Martin J. Maassen accept Medicare?
Yes. CMS data shows Dr. Maassen billed Medicare for 313 services in 2017.
What services does Dr. Martin J. Maassen bill to Medicare?
In 2017, Dr. Maassen's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and heart test or procedure (93010).
What drugs does Dr. Martin J. Maassen prescribe most?
In 2024 Medicare Part D data, Dr. Maassen's most prescribed drugs by claims were Oxycodone HCl, Ibuprofen and Cyclobenzaprine HCl.
How long has Dr. Martin J. Maassen been practicing?
Dr. Maassen's NPI was assigned in 2006.
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