Mary Ellen Ostrowski, NP
- Part D claims, 2024
- 3,565
- Hospital affiliations
- 1
- Industry payments
- $968
- Medical group
- 1
- State license
- 1
- Practice address
- 504 Medical Center Blvd, Conroe, TX 77304
- Practice phone
- Call (936) 539-1111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Mary Ostrowski'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.
Mary Ellen Ostrowski is a nurse practitioner in Conroe, Texas
Mary Ostrowski practices at HCA Houston Healthcare Conroe in Conroe, Texas, part of HCA Healthcare.
Mary Ostrowski's NPI, 1497914709, was assigned on June 3, 2008. Mary Ostrowski holds Texas license 638157.
- NPI
- 1497914709NPI Registry (opens in a new tab)
- NPI enumeration date
- June 3, 2008
- NPI status
- Active
- Practice phone
- (936) 539-1111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Mary Ellen Ostrowski practices at HCA Houston Healthcare Conroe in Conroe, Texas
Mary Ostrowski's primary practice is HCA Houston Healthcare Conroe, at 504 Medical Center Blvd, Conroe, TX 77304 in Montgomery County. The practice phone is (936) 539-1111.
- HCA Houston Healthcare Conroe504 Medical Center Blvd, Conroe, TX 77304 · Montgomery CountyPhone(936) 539-1111
Source: Dmand AI Affiliation Data
Mary Ellen Ostrowski is affiliated with 2 sites of care and 1 medical group
Mary Ostrowski's primary practice is HCA Houston Healthcare Conroe in Conroe, Texas, part of HCA Healthcare. The medical group on file is Family Life Medical. Dmand AI also links Mary Ostrowski to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Mary Ellen Ostrowski's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mary Ostrowski practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| HCA Houston Healthcare Conroe | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Mary Ellen Ostrowski is one of 3,565 nurse practitioners in Texas
Nurse practitioner is Mary Ostrowski's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Mary Ostrowski is licensed in Texas.
Specialties and state licenses
- Nurse practitioner, TexasPrimary
Nurse practitioners near Mary Ostrowski
Counts of nurse practitioners 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
Mary Ellen Ostrowski's patients have a median age of 66
Across all payers, Dmand AI patient panel data puts Mary Ostrowski's median patient age at 66, with 64% women.
Mary Ostrowski's 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
- Women64%
- Men34%
Source: Dmand AI Patient Panel Data
Mary Ellen Ostrowski wrote 3,565 Medicare Part D claims in 2024
In 2024, Mary Ostrowski wrote 3,565 Medicare Part D claims for 568 patients. 90% of them were for generic drugs.
Mary Ostrowski's Part D claims by kind of drug, 2024
- Generic3,216 claims90%
- Brand-name334 claims9%
- Other15 claims0%
Drug classes CMS tracks in Mary Ostrowski's Part D claims, 2024
- Opioids3%111 of 3,565 claims
- Antibiotics9%307 of 3,565 claims
- Antipsychotics, patients 65 and over1%21 of 3,565 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
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Mary Ellen Ostrowski received $968 in industry payments in 2025
CMS Open Payments shows 41 general payments to Mary Ostrowski from 15 drug and device companies in 2025. Food and beverage make up the largest share, 93% of the total. Abbvie Inc. paid the most, $165.
General payments to Mary Ostrowski by kind, 2025 to 2025
- Food and beverage$90093%
- Education$687%
Companies that paid Mary Ostrowski 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 Mary Ellen Ostrowski'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (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 Mary Ellen Ostrowski
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mary Ellen Ostrowski's NPI number?
Mary Ellen Ostrowski's NPI number is 1497914709. It was assigned on June 3, 2008, and it is active in the NPI Registry.
What does Mary Ellen Ostrowski specialize in?
Mary Ellen Ostrowski is a nurse practitioner in Conroe, Texas. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Mary Ellen Ostrowski practice?
Mary Ostrowski practices at 504 Medical Center Blvd, Conroe, TX 77304. Mary Ostrowski's primary practice is HCA Houston Healthcare Conroe in Conroe, Texas, part of HCA Healthcare. Dmand AI also links Mary Ostrowski to 1 group practice or clinic.
What is Mary Ellen Ostrowski's office phone number?
The practice phone on file for Mary Ostrowski is (936) 539-1111.
What is Mary Ellen Ostrowski's medical license number?
Mary Ostrowski holds Texas license 638157.
Which hospitals is Mary Ellen Ostrowski affiliated with?
Mary Ostrowski practices at HCA Houston Healthcare Conroe in Conroe, Texas.
What medical group is Mary Ellen Ostrowski part of?
Mary Ostrowski is linked to Family Life Medical.
Has Mary Ellen Ostrowski received payments from drug or device companies?
CMS Open Payments shows $968 in general payments to Mary Ostrowski from 15 companies from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Mary Ellen Ostrowski been practicing?
Mary Ostrowski's NPI was assigned in 2008.
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