Dr. Marilyn F. Jacobowitz, MD
- Medicare services, 2024
- 3,500
- Medicare patients, 2024
- 558
- Part D claims, 2024
- 5,326
- Hospital affiliations
- 3
- Industry payments
- $12
- Practice address
- 90 S Bedford Rd, Mount Kisco, NY 10549
- Practice phone
- Call (914) 241-1050
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Caremount Medical
Mount Kisco, New York
Find Dr. Jacobowitz'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. Marilyn F. Jacobowitz is an internist in Mount Kisco, New York
Dr. Jacobowitz practices at Caremount Medical in Mount Kisco, New York.
Dr. Jacobowitz's NPI, 1891741658, was assigned on May 25, 2006. Dr. Jacobowitz graduated from New York University School of Medicine in 1989. Dr. Jacobowitz holds New York license 182566.
- NPI
- 1891741658NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4385642289
- NPI enumeration date
- May 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (914) 241-1050
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Marilyn F. Jacobowitz practices at Caremount Medical in Mount Kisco, New York
Dr. Jacobowitz's primary practice is Caremount Medical, at 90 S Bedford Rd, Mount Kisco, NY 10549 in Westchester County. The practice phone is (914) 241-1050.
- Caremount Medical90 S Bedford Rd, Mount Kisco, NY 10549 · Westchester CountyPhone(914) 241-1050
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Marilyn F. Jacobowitz is affiliated with 10 sites of care and 3 medical groups
Dr. Jacobowitz's primary practice is Caremount Medical in Mount Kisco, New York. Dr. Jacobowitz is also affiliated with Northern Westchester Hospital. The medical group on file is CareMount Medical. Dmand AI also links Dr. Jacobowitz to 2 more hospitals, 3 group practices and clinics, 3 home health agencies and 2 medical groups, 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 Dr. Marilyn F. Jacobowitz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Jacobowitz practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Caremount Medical | Available with a free account |
| +9 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Marilyn F. Jacobowitz is one of 9,643 internists in New York
Internal medicine is Dr. Jacobowitz's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Jacobowitz is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Jacobowitz
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. Marilyn F. Jacobowitz billed Medicare for 3,500 services in 2024
CMS data shows 3,500 Medicare services from Dr. Jacobowitz across 35 procedure codes in 2024, for 558 Medicare patients. Medicare paid $157,815 for them. Every service was in an office.
Dr. Jacobowitz's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 2,1462024: 1,51030%
- Office and hospital visits
- 2023: 5902024: 5753%
- Other services
- 2023: 5572024: 5207%
- Surgery
- 2023: 5322024: 46513%
- Tests and treatments
- 2023: 4092024: 4305%
Dr. Jacobowitz compared with the New York median for internists, 2024
- Dr. Jacobowitz
- New York median
- Medicare services
- 3,500vs 4268.2 times
- Medicare patients
- 558vs 1583.5 times
- Part D claims
- 4,768vs 6227.7 times
Medians across 9,428 internists in New York with Dmand AI profiles that report each measure.
Dr. Jacobowitz'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. Jacobowitz and other internists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marilyn F. Jacobowitz treated 558 Medicare patients in 2024, average age 75
CMS counts 558 Medicare patients who saw Dr. Jacobowitz in 2024. The largest group is 65 to 74, with 266 patients. 63% of them have high cholesterol, and 55% have high blood pressure. 4% are also on Medicaid. Their average risk score is 1.07, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Jacobowitz's median patient age at 64, with 77% women.
Dr. Jacobowitz's Medicare patients by age, 2024
Dr. Jacobowitz's Medicare patients by sex, 2024
- Women42877%
- Men13023%
Chronic conditions among Dr. Jacobowitz's Medicare patients, 2024
- High cholesterol63%
- High blood pressure55%
- Arthritis42%
- Osteoporosis28%
- Cancer22%
- Mood disorders22%
- Ischemic heart disease21%
- Depression20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Jacobowitz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women77%
- Men19%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Marilyn F. Jacobowitz wrote 5,326 Medicare Part D claims in 2024
In 2024, Dr. Jacobowitz wrote 5,326 Medicare Part D claims for 695 patients. 91% of them were for generic drugs. CMS names the drug for 4,768 of them, across 82 drugs with 11 or more claims each, at $171,358 in total drug cost. In 2023, CMS named 4,486 claims across 80 drugs.
Dr. Jacobowitz's Part D claims by kind of drug, 2024
- Generic4,830 claims91%
- Brand-name and other496 claims9%
Dr. Jacobowitz'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. Jacobowitz's Part D claims, 2024
- Opioids0%26 of 5,326 claims
- Antibiotics2%127 of 5,326 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: 4,4862024: 4,7686%
Drugs named by CMS: 82 in 2024, 80 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
Dr. Marilyn F. Jacobowitz offers telehealth to Medicare patients
Dr. Jacobowitz accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Jacobowitz as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Marilyn F. Jacobowitz received $12 in industry payments in 2022
CMS Open Payments shows 1 general payment to Dr. Jacobowitz from 1 drug or device company in 2022. Debt forgiveness make up the largest share, 100% of the total. Baxter Healthcare paid the most, $12.
Companies that paid Dr. Jacobowitz the most, 2022 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Marilyn F. Jacobowitz graduated from New York University School of Medicine
Dr. Jacobowitz graduated from New York University School of Medicine in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Marilyn F. Jacobowitz'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 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 and Drug (CMS) (opens in a new tab)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. Marilyn F. Jacobowitz
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. Marilyn F. Jacobowitz's NPI number?
Dr. Marilyn F. Jacobowitz's NPI number is 1891741658. It was assigned on May 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Marilyn F. Jacobowitz?
Dr. Marilyn F. Jacobowitz is an internist in Mount Kisco, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Marilyn F. Jacobowitz practice?
Dr. Jacobowitz practices at 90 S Bedford Rd, Mount Kisco, NY 10549. Dr. Jacobowitz's primary practice is Caremount Medical in Mount Kisco, New York. Dmand AI also links Dr. Jacobowitz to 2 hospitals, 3 group practices and clinics, 3 home health agencies and 2 medical groups.
What is Dr. Marilyn F. Jacobowitz's office phone number?
The practice phone on file for Dr. Jacobowitz is (914) 241-1050.
What is Dr. Marilyn F. Jacobowitz's medical license number?
Dr. Jacobowitz holds New York license 182566.
Which hospitals is Dr. Marilyn F. Jacobowitz affiliated with?
Dr. Jacobowitz is affiliated with Northern Westchester Hospital. Dmand AI links Dr. Jacobowitz to 2 more hospitals.
What medical group is Dr. Marilyn F. Jacobowitz part of?
Dr. Jacobowitz is linked to CareMount Medical. Dmand AI links Dr. Jacobowitz to 2 more medical groups.
Does Dr. Marilyn F. Jacobowitz accept Medicare?
Yes. CMS data shows Dr. Jacobowitz billed Medicare for 3,500 services in 2024, and Dr. Jacobowitz accepts Medicare assignment.
Does Dr. Marilyn F. Jacobowitz offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Jacobowitz as offering telehealth services.
How many Medicare patients does Dr. Marilyn F. Jacobowitz see?
CMS counts 558 Medicare patients who saw Dr. Jacobowitz in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Dr. Marilyn F. Jacobowitz bill to Medicare?
In 2024, Dr. Jacobowitz's most billed Medicare services were surgery: heart and blood vessels (36415), office visit, established patient (99213) and lab and pathology test (80053).
Where did Dr. Marilyn F. Jacobowitz go to medical school?
Dr. Jacobowitz graduated from New York University School of Medicine in 1989.
What drugs does Dr. Marilyn F. Jacobowitz prescribe most?
In 2024 Medicare Part D data, Dr. Jacobowitz's most prescribed drugs by claims were Atorvastatin Calcium, Rosuvastatin Calcium and Amlodipine Besylate.
Has Dr. Marilyn F. Jacobowitz received payments from drug or device companies?
CMS Open Payments shows $12 in general payments to Dr. Jacobowitz from 1 company from 2022 to 2022. The largest total came from Baxter Healthcare.
How long has Dr. Marilyn F. Jacobowitz been practicing?
Dr. Jacobowitz graduated from medical school in 1989, 37 years ago.
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