Dr. Jay Irving Stack, MD
- Medicare services, 2024
- 1,067
- Medicare patients, 2026
- 241
- Part D claims, 2026
- 1,417
- Hospital affiliations
- 1
- Industry payments
- $7,060
- Practice address
- 131 Madison Ave, Morristown, NJ 07960
- Practice phone
- Call (973) 584-3294
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Renal Center of Succasunna
Morristown, New Jersey
Find Dr. Stack'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. Jay Irving Stack is a nephrologist in Morristown, New Jersey
Dr. Stack practices at Renal Center of Succasunna in Morristown, New Jersey.
Dr. Stack's NPI, 1245325026, was assigned on October 4, 2006. Dr. Stack graduated from Perelman School of Med at the University of Pennsylvania in 1976. Dr. Stack holds New Jersey license 25MA03875700.
- NPI
- 1245325026NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5890869895
- NPI enumeration date
- October 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (973) 584-3294
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 76
- Medical school graduation
- 1976
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jay Irving Stack practices at Renal Center of Succasunna in Morristown, New Jersey
Dr. Stack's primary practice is Renal Center of Succasunna, at 131 Madison Ave, Morristown, NJ 07960 in Morris County. The practice phone is (973) 584-3294.
- Renal Center of Succasunna131 Madison Ave, Morristown, NJ 07960 · Morris CountyPhone(973) 584-3294
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Jay Irving Stack is affiliated with 8 sites of care and 2 medical groups
Dr. Stack's primary practice is Renal Center of Succasunna in Morristown, New Jersey. Dr. Stack is also affiliated with Morristown Medical Center. The medical group on file is Ocean Renal Associates, P.A. Dmand AI also links Dr. Stack to 4 more dialysis centers, 1 group practice or clinic, 1 home health agency and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jay Irving Stack's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Stack practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Renal Center of Succasunna | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jay Irving Stack is one of 399 nephrologists in New Jersey
Nephrology is Dr. Stack's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Stack is licensed in New Jersey.
Specialties and state licenses
- Nephrology, New JerseyPrimary
Nephrologists near Dr. Stack
Counts of nephrologists 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. Jay Irving Stack billed Medicare for 1,067 services in 2024
CMS data shows 1,067 Medicare services from Dr. Stack across 6 procedure codes in 2024, for 241 Medicare patients. Medicare paid $141,154 for them. Every service was in an office.
Dr. Stack's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3572024: 3693%
- Tests and treatments
- 2023: 3352024: 3504%
- Other services
- 2023: 02024: 335
- Lab and pathology
- 2023: 02024: 13
Dr. Stack compared with the New Jersey median for nephrologists, 2024
- Dr. Stack
- New Jersey median
- Medicare services
- 1,067vs 1,38223% below
- Medicare patients
- 241vs 37135% below
- Part D claims
- 1,084vs 94515% above
Medians across 397 nephrologists in New Jersey with Dmand AI profiles that report each measure.
Dr. Stack'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. Stack and other nephrologists in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jay Irving Stack treated 241 Medicare patients in 2026, average age 75
CMS counts 241 Medicare patients who saw Dr. Stack in 2026. The largest group is 75 to 84, with 104 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 7% are also on Medicaid. Their average risk score is 2.99, 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. Stack's median patient age at 73, with 37% women.
Dr. Stack's Medicare patients by age, 2026
Dr. Stack's Medicare patients by sex, 2026
- Women8535%
- Men15665%
Chronic conditions among Dr. Stack's Medicare patients, 2026
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes49%
- Arthritis47%
- Ischemic heart disease42%
- Atrial fibrillation27%
- Heart failure25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Stack'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
- Women37%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2026 data
Dr. Jay Irving Stack wrote 1,417 Medicare Part D claims in 2026
In 2026, Dr. Stack wrote 1,417 Medicare Part D claims for 190 patients. 88% of them were for generic drugs. CMS names the drug for 1,084 of them, across 39 drugs with 11 or more claims each, at $168,344 in total drug cost. In 2023, CMS named 1,060 claims across 40 drugs.
Dr. Stack's Part D claims by kind of drug, 2026
- Generic1,243 claims88%
- Brand-name174 claims12%
Dr. Stack'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. Stack's Part D claims, 2026
- Opioids1%14 of 1,417 claims
- Antibiotics2%33 of 1,417 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: 1,0602024: 1,0842%
Drugs named by CMS: 39 in 2024, 40 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), 2026 data
Dr. Jay Irving Stack offers telehealth to Medicare patients
Dr. Stack accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Stack as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Jay Irving Stack received $7,060 in industry payments from 2016 to 2025
CMS Open Payments shows 162 general payments to Dr. Stack from 24 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 47% of the total. Alexion Pharmaceuticals, Inc. paid the most, $3,872.
General payments to Dr. Stack by program year, 2016 to 2025
General payments to Dr. Stack by kind, 2016 to 2025
- Food and beverage$3,34847%
- Consulting fees$2,44035%
- Travel and lodging$1,05115%
- Education$2223%
Companies that paid Dr. Stack the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jay Irving Stack graduated from Perelman School of Med at the University of Pennsylvania
Dr. Stack graduated from Perelman School of Med at the University of Pennsylvania in 1976.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jay Irving Stack'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 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 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. Jay Irving Stack
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. Jay Irving Stack's NPI number?
Dr. Jay Irving Stack's NPI number is 1245325026. It was assigned on October 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Jay Irving Stack?
Dr. Jay Irving Stack is a nephrologist in Morristown, New Jersey. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Jay Irving Stack practice?
Dr. Stack practices at 131 Madison Ave, Morristown, NJ 07960. Dr. Stack's primary practice is Renal Center of Succasunna in Morristown, New Jersey. Dmand AI also links Dr. Stack to 4 dialysis centers, 1 group practice or clinic, 1 home health agency and 1 medical group, and a free account names each one.
What is Dr. Jay Irving Stack's office phone number?
The practice phone on file for Dr. Stack is (973) 584-3294. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Dr. Jay Irving Stack's email address?
Dmand AI checks professional and personal email addresses for Dr. Stack through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Dr. Jay Irving Stack's medical license number?
Dr. Stack holds New Jersey license 25MA03875700.
Which hospitals is Dr. Jay Irving Stack affiliated with?
Dr. Stack is affiliated with Morristown Medical Center.
What medical group is Dr. Jay Irving Stack part of?
Dr. Stack is linked to Ocean Renal Associates, P.A. Dmand AI links Dr. Stack to 1 more medical group, named with a free account.
Who does Dr. Jay Irving Stack practice with?
Dmand AI links 67 HCPs to Dr. Stack's primary medical group, 41 of them nephrologists. A free account lists them, with verified contacts.
Does Dr. Jay Irving Stack accept Medicare?
Yes. CMS data shows Dr. Stack billed Medicare for 1,067 services in 2024, and Dr. Stack accepts Medicare assignment.
Show 8 more questionsShow fewer questions
Does Dr. Jay Irving Stack offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Stack as offering telehealth services.
How many Medicare patients does Dr. Jay Irving Stack see?
CMS counts 241 Medicare patients who saw Dr. Stack in 2026, with an average age of 75.
What services does Dr. Jay Irving Stack bill to Medicare?
In 2024, Dr. Stack's most billed Medicare services were dialysis (90960), medicare service (G2211) and office visit, established patient (99214).
Where did Dr. Jay Irving Stack go to medical school?
Dr. Stack graduated from Perelman School of Med at the University of Pennsylvania in 1976.
What drugs does Dr. Jay Irving Stack prescribe most?
In 2024 Medicare Part D data, Dr. Stack's most prescribed drugs by claims were Amlodipine Besylate, Farxiga and Simvastatin.
Has Dr. Jay Irving Stack received payments from drug or device companies?
CMS Open Payments shows $7,060 in general payments to Dr. Stack from 24 companies from 2016 to 2025. The largest total came from Alexion Pharmaceuticals, Inc.
How long has Dr. Jay Irving Stack been practicing?
Dr. Stack graduated from medical school in 1976, 50 years ago.
What EHR does Dr. Jay Irving Stack's practice use?
Dmand AI tracks the EHR system at Renal Center of Succasunna and at 7 more sites and 1 medical group. The vendor and product are available with a free Dmand AI account.
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