Marlena Osowski
- Medicare patients, 2024
- 54
- Part D claims, 2024
- 97
- Hospital affiliations
- 2
- Industry payments
- $33
- Medical groups
- 2
- Practice address
- 475 Franklin St, Framingham, MA 01702
- Practice phone
- Call (508) 620-9200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Greater Boston Gastroenterology
Framingham, Massachusetts
Find Marlena Osowski'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.
Marlena Osowski is a registered nurse in Framingham, Massachusetts
Marlena Osowski practices at Greater Boston Gastroenterology in Framingham, Massachusetts.
Marlena Osowski's NPI, 1386335776, was assigned on May 16, 2023. Marlena Osowski holds Massachusetts license RN2354068.
- NPI
- 1386335776NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830548874
- NPI enumeration date
- May 16, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (508) 620-9200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Marlena Osowski practices at Greater Boston Gastroenterology in Framingham, Massachusetts
Marlena Osowski's primary practice is Greater Boston Gastroenterology, at 475 Franklin St, Framingham, MA 01702 in Middlesex County. The practice phone is (508) 620-9200.
- Greater Boston Gastroenterology475 Franklin St, Framingham, MA 01702 · Middlesex CountyPhone(508) 620-9200
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Marlena Osowski is affiliated with 5 sites of care and 2 medical groups
Marlena Osowski's primary practice is Greater Boston Gastroenterology in Framingham, Massachusetts. Marlena Osowski is also affiliated with Framingham Union Hospital. The medical group on file is Greater Boston Gastroenterology. Dmand AI also links Marlena Osowski to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Marlena Osowski's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Marlena Osowski practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Greater Boston Gastroenterology | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Marlena Osowski is one of 215 registered nurses in Massachusetts
Registered nurse is Marlena Osowski's primary specialty in the NPI Registry, under taxonomy code 163W00000X. Marlena Osowski is licensed in Massachusetts.
Specialties and state licenses
- Registered nurse, MassachusettsPrimary
Registered nurses near Marlena Osowski
Counts of registered nurses 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
Marlena Osowski treated 54 Medicare patients in 2024, average age 71
CMS counts 54 Medicare patients who saw Marlena Osowski in 2024. The largest group is 65 to 74, with 29 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 24% are also on Medicaid. Their average risk score is 1.15, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Marlena Osowski's median patient age at 65, with 57% women.
Marlena Osowski's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Marlena Osowski's Medicare patients by sex, 2024
- Women3565%
- Men1935%
Chronic conditions among Marlena Osowski's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes43%
- Arthritis39%
- Mood disorders37%
- Anxiety33%
- Depression31%
- Ischemic heart disease28%
Share of Medicare patients with each condition. A patient can have several.
Marlena Osowski's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Marlena Osowski wrote 97 Medicare Part D claims in 2024
In 2024, Marlena Osowski wrote 97 Medicare Part D claims for 57 patients. 84% of them were for generic drugs.
Marlena Osowski's Part D claims by kind of drug, 2024
- Generic81 claims84%
- Brand-name16 claims16%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Marlena Osowski takes part in Medicare
Marlena Osowski 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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Marlena Osowski received $33 in industry payments in 2025
CMS Open Payments shows 2 general payments to Marlena Osowski from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Lucid Diagnostics Inc. paid the most, $18.
Companies that paid Marlena Osowski the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Marlena Osowski'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| 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) |
| 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 Marlena Osowski
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Marlena Osowski's NPI number?
Marlena Osowski's NPI number is 1386335776. It was assigned on May 16, 2023, and it is active in the NPI Registry.
What does Marlena Osowski specialize in?
Marlena Osowski is a registered nurse in Framingham, Massachusetts. The primary specialty in the NPI Registry is Registered Nurse (taxonomy code 163W00000X).
Where does Marlena Osowski practice?
Marlena Osowski practices at 475 Franklin St, Framingham, MA 01702. Marlena Osowski's primary practice is Greater Boston Gastroenterology in Framingham, Massachusetts. Dmand AI also links Marlena Osowski to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Marlena Osowski's office phone number?
The practice phone on file for Marlena Osowski is (508) 620-9200.
What is Marlena Osowski's medical license number?
Marlena Osowski holds Massachusetts license RN2354068.
Which hospitals is Marlena Osowski affiliated with?
Marlena Osowski is affiliated with Framingham Union Hospital. Dmand AI links Marlena Osowski to 1 more hospital.
What medical group is Marlena Osowski part of?
Marlena Osowski is linked to Greater Boston Gastroenterology. Dmand AI links Marlena Osowski to 1 more medical group.
Does Marlena Osowski accept Medicare?
Yes. CMS lists Marlena Osowski as accepting Medicare assignment.
How many Medicare patients does Marlena Osowski see?
CMS counts 54 Medicare patients who saw Marlena Osowski in 2024, with an average age of 71.
Has Marlena Osowski received payments from drug or device companies?
CMS Open Payments shows $33 in general payments to Marlena Osowski from 2 companies from 2025 to 2025. The largest total came from Lucid Diagnostics Inc.
How long has Marlena Osowski been practicing?
Marlena Osowski graduated from medical school in 2023, 3 years ago.
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