Dr. Thomas James Marzili Jr., DO
- Medicare services, 2024
- 369
- Medicare patients, 2024
- 148
- Part D claims, 2024
- 138
- Hospital affiliations
- 1
- Industry payments
- $240
- Practice address
- 1200 Old York Road, Abington, PA 19001
- Practice phone
- Call (215) 481-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Marzili's professional email, personal email and mobile number
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Dr. Thomas James Marzili Jr. is an internist in Abington, Pennsylvania
Dr. Marzili practices at Jefferson Abington Hospital in Abington, Pennsylvania, part of Thomas Jefferson University.
Dr. Marzili's NPI, 1558981597, was assigned on April 20, 2020. Dr. Marzili graduated from Philadelphia College of Osteopathic Medicine in 2020. Dr. Marzili holds Pennsylvania license OS023767.
- NPI
- 1558981597NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082031646
- NPI enumeration date
- April 20, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (215) 481-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas James Marzili Jr. practices at Jefferson Abington Hospital in Abington, Pennsylvania
Dr. Marzili's primary practice is Jefferson Abington Hospital, at 1200 Old York Road, Abington, PA 19001 in Montgomery County. The practice phone is (215) 481-2000.
- Jefferson Abington Hospital1200 Old York Road, Abington, PA 19001 · Montgomery CountyPhone(215) 481-2000
Source: Dmand AI Affiliation Data
Dr. Thomas James Marzili Jr. is affiliated with 3 sites of care and 2 medical groups
Dr. Marzili's primary practice is Jefferson Abington Hospital in Abington, Pennsylvania, part of Thomas Jefferson University. The medical group on file is Phoenix Physical Therapy. Dmand AI also links Dr. Marzili to 1 more group practice or clinic, 1 home health agency 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 Dr. Thomas James Marzili Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Marzili practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Jefferson Abington Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas James Marzili Jr. is one of 5,665 internists in Pennsylvania
Internal medicine is Dr. Marzili's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Marzili is licensed in Pennsylvania.
Specialties and state licenses
- Internal medicine, PennsylvaniaPrimary
Internists near Dr. Marzili
Counts of internists 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. Thomas James Marzili Jr. billed Medicare for 369 services in 2024
CMS data shows 369 Medicare services from Dr. Marzili across 4 procedure codes in 2024, for 148 Medicare patients. Medicare paid $27,468 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Marzili compared with the Pennsylvania median for internists, 2024
- Dr. Marzili
- Pennsylvania median
- Medicare services
- 369vs 41712% below
- Medicare patients
- 148vs 18520% below
Medians across 5,518 internists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Marzili'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Marzili and other internists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas James Marzili Jr. treated 148 Medicare patients in 2024, average age 76
CMS counts 148 Medicare patients who saw Dr. Marzili in 2024. The largest group is 75 to 84, with 58 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 23% are also on Medicaid. Their average risk score is 2.39, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Marzili's median patient age at 73, with 54% women.
Dr. Marzili's Medicare patients by age, 2024
Dr. Marzili's Medicare patients by sex, 2024
- Women7450%
- Men7450%
Chronic conditions among Dr. Marzili's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Heart failure47%
- Ischemic heart disease47%
- Atrial fibrillation46%
- Chronic kidney disease46%
- Diabetes43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Marzili's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women54%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thomas James Marzili Jr. wrote 138 Medicare Part D claims in 2024
In 2024, Dr. Marzili wrote 138 Medicare Part D claims for 57 patients. 90% of them were for generic drugs.
Dr. Marzili's Part D claims by kind of drug, 2024
- Generic124 claims90%
- Brand-name and other14 claims10%
Drug classes CMS tracks in Dr. Marzili's Part D claims, 2024
- Antibiotics20%28 of 138 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Thomas James Marzili Jr. takes part in Medicare
Dr. Marzili 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. Thomas James Marzili Jr. received $240 in industry payments from 2024 to 2025
CMS Open Payments shows 12 general payments to Dr. Marzili from 8 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $62.
General payments to Dr. Marzili by program year, 2024 to 2025
Companies that paid Dr. Marzili the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Thomas James Marzili Jr. graduated from Philadelphia College of Osteopathic Medicine
Dr. Marzili graduated from Philadelphia College of Osteopathic Medicine in 2020.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Thomas James Marzili 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) |
| Part D prescribing | Medicare Part D Prescribers - 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 Dr. Thomas James Marzili 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. Thomas James Marzili Jr.'s NPI number?
Dr. Thomas James Marzili Jr.'s NPI number is 1558981597. It was assigned on April 20, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas James Marzili Jr.?
Dr. Thomas James Marzili Jr. is an internist in Abington, Pennsylvania. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Thomas James Marzili Jr. practice?
Dr. Marzili practices at 1200 Old York Road, Abington, PA 19001. Dr. Marzili's primary practice is Jefferson Abington Hospital in Abington, Pennsylvania, part of Thomas Jefferson University. Dmand AI also links Dr. Marzili to 1 group practice or clinic, 1 home health agency and 1 medical group.
What is Dr. Thomas James Marzili Jr.'s office phone number?
The practice phone on file for Dr. Marzili is (215) 481-2000.
What is Dr. Thomas James Marzili Jr.'s medical license number?
Dr. Marzili holds Pennsylvania license OS023767.
Which hospitals is Dr. Thomas James Marzili Jr. affiliated with?
Dr. Marzili practices at Jefferson Abington Hospital in Abington, Pennsylvania.
What medical group is Dr. Thomas James Marzili Jr. part of?
Dr. Marzili is linked to Phoenix Physical Therapy. Dmand AI links Dr. Marzili to 1 more medical group.
Does Dr. Thomas James Marzili Jr. accept Medicare?
Yes. CMS data shows Dr. Marzili billed Medicare for 369 services in 2024, and Dr. Marzili accepts Medicare assignment.
How many Medicare patients does Dr. Thomas James Marzili Jr. see?
CMS counts 148 Medicare patients who saw Dr. Marzili in 2024, with an average age of 76.
What services does Dr. Thomas James Marzili Jr. bill to Medicare?
In 2024, Dr. Marzili's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99238).
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Where did Dr. Thomas James Marzili Jr. go to medical school?
Dr. Marzili graduated from Philadelphia College of Osteopathic Medicine in 2020.
Has Dr. Thomas James Marzili Jr. received payments from drug or device companies?
CMS Open Payments shows $240 in general payments to Dr. Marzili from 8 companies from 2024 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Thomas James Marzili Jr. been practicing?
Dr. Marzili graduated from medical school in 2020, 6 years ago.
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