Sydney Ostrofsky
- Medicare patients, 2024
- 13
- Part D claims, 2024
- 119
- Hospital affiliations
- 1
- Industry payments
- $111
- Medical groups
- 4
- Practice address
- One Gustave L Levy Place, New York, NY 10029
- Practice phone
- Call (212) 241-7981
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Sydney Ostrofsky'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.
Sydney Ostrofsky is a physician assistant in New York, New York
Sydney Ostrofsky practices at The Mount Sinai Hospital in New York, New York, part of Mount Sinai Health System.
Sydney Ostrofsky's NPI, 1063189439, was assigned on August 24, 2021. Sydney Ostrofsky holds New York license 027948.
- NPI
- 1063189439NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4688054349
- NPI enumeration date
- August 24, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (212) 241-7981
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Sydney Ostrofsky practices at 2 locations in New York, New York
Sydney Ostrofsky's primary practice is The Mount Sinai Hospital, at One Gustave L Levy Place, New York, NY 10029 in New York County. The practice phone is (212) 241-7981. Sydney Ostrofsky also practices at The Mount Sinai Hospital, 1 Gustave L Levy Pl, New York, NY 10029.
- The Mount Sinai HospitalPrimaryOne Gustave L Levy Place, New York, NY 10029 · New York CountyPhone(212) 241-7981
- The Mount Sinai Hospital1 Gustave L Levy Pl, New York, NY 10029 · New York CountyPhone(212) 256-2904
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Sydney Ostrofsky is affiliated with 1 site of care and 4 medical groups
Sydney Ostrofsky's primary practice is The Mount Sinai Hospital in New York, New York, part of Mount Sinai Health System. The medical group on file is Mount Sinai Institute for Liver Medicine. Dmand AI also links Sydney Ostrofsky to 3 more 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 Sydney Ostrofsky's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Sydney Ostrofsky practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Mount Sinai Hospital | Available with a free account |
| +3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Mount Sinai Health System and 6.2K+ hospitals, with verified contacts in the same login.
Sydney Ostrofsky is one of 11,456 physician assistants in New York
Physician assistant is Sydney Ostrofsky's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Sydney Ostrofsky is licensed in New York.
Specialties and state licenses
- Physician assistant, New YorkPrimary
Physician assistants near Sydney Ostrofsky
Counts of physician assistants 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
Sydney Ostrofsky treated 13 Medicare patients in 2024, average age 79
CMS counts 13 Medicare patients who saw Sydney Ostrofsky in 2024. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 2.72, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Sydney Ostrofsky's median patient age at 43, with 65% women.
Chronic conditions among Sydney Ostrofsky's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Sydney Ostrofsky's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women65%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Sydney Ostrofsky wrote 119 Medicare Part D claims in 2024
In 2024, Sydney Ostrofsky wrote 119 Medicare Part D claims for 70 patients. 83% of them were for generic drugs.
Sydney Ostrofsky's Part D claims by kind of drug, 2024
- Generic99 claims83%
- Brand-name and other20 claims17%
Drug classes CMS tracks in Sydney Ostrofsky's Part D claims, 2024
- Opioids11%13 of 119 claims
- Antibiotics32%38 of 119 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
Sydney Ostrofsky offers telehealth to Medicare patients
Sydney Ostrofsky accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Sydney Ostrofsky as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sydney Ostrofsky received $111 in industry payments in 2025
CMS Open Payments shows 1 general payment to Sydney Ostrofsky from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. ViiV Healthcare Company paid the most, $111.
Companies that paid Sydney Ostrofsky 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 Sydney Ostrofsky'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 Affiliation DataDmand AI Practice 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 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 Sydney Ostrofsky
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Sydney Ostrofsky's NPI number?
Sydney Ostrofsky's NPI number is 1063189439. It was assigned on August 24, 2021, and it is active in the NPI Registry.
What does Sydney Ostrofsky specialize in?
Sydney Ostrofsky is a physician assistant in New York, New York. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Sydney Ostrofsky practice?
Sydney Ostrofsky practices at One Gustave L Levy Place, New York, NY 10029. Sydney Ostrofsky also practices at 1 Gustave L Levy Pl, New York, NY 10029. Sydney Ostrofsky's primary practice is The Mount Sinai Hospital in New York, New York, part of Mount Sinai Health System. Dmand AI also links Sydney Ostrofsky to 3 medical groups.
What is Sydney Ostrofsky's office phone number?
The practice phone on file for Sydney Ostrofsky is (212) 241-7981.
What is Sydney Ostrofsky's medical license number?
Sydney Ostrofsky holds New York license 027948.
Which hospitals is Sydney Ostrofsky affiliated with?
Sydney Ostrofsky practices at The Mount Sinai Hospital in New York, New York.
What medical group is Sydney Ostrofsky part of?
Sydney Ostrofsky is linked to Mount Sinai Institute for Liver Medicine. Dmand AI links Sydney Ostrofsky to 3 more medical groups.
Does Sydney Ostrofsky accept Medicare?
Yes. CMS lists Sydney Ostrofsky as accepting Medicare assignment.
Does Sydney Ostrofsky offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Sydney Ostrofsky as offering telehealth services.
How many Medicare patients does Sydney Ostrofsky see?
CMS counts 13 Medicare patients who saw Sydney Ostrofsky in 2024, with an average age of 79.
Has Sydney Ostrofsky received payments from drug or device companies?
CMS Open Payments shows $111 in general payments to Sydney Ostrofsky from 1 company from 2025 to 2025. The largest total came from ViiV Healthcare Company.
How long has Sydney Ostrofsky been practicing?
Sydney Ostrofsky graduated from medical school in 2022, 4 years ago.
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