Dr. Mark David Solomon, MD
- Medicare services, 2024
- 3,308
- Medicare patients, 2024
- 836
- Part D claims, 2024
- 573
- Hospital affiliations
- 5
- Industry payments
- $2,171
- Practice address
- 50 Route 25A, Smithtown, NY 11787
- Practice phone
- Call (631) 862-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Solomon'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. Mark David Solomon is a nephrologist in Smithtown, New York
Dr. Solomon practices at St. Catherine of Siena Hospital in Smithtown, New York, part of Diocese of Rockville Centre.
Dr. Solomon's NPI, 1336151158, was assigned on August 12, 2006. Dr. Solomon graduated from St. George's University School of Medicine in 1988. Dr. Solomon holds New York license 188451.
- NPI
- 1336151158NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3870500036
- NPI enumeration date
- August 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (631) 862-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark David Solomon practices at St. Catherine of Siena Hospital in Smithtown, New York
Dr. Solomon's primary practice is St. Catherine of Siena Hospital, at 50 Route 25A, Smithtown, NY 11787 in Suffolk County. The practice phone is (631) 862-3000.
- St. Catherine of Siena Hospital50 Route 25A, Smithtown, NY 11787 · Suffolk CountyPhone(631) 862-3000
Source: Dmand AI Affiliation Data
Dr. Mark David Solomon is affiliated with 8 sites of care and 5 medical groups
Dr. Solomon's primary practice is St. Catherine of Siena Hospital in Smithtown, New York, part of Diocese of Rockville Centre. Dr. Solomon is also affiliated with Good Samaritan University Hospital. The medical group on file is Cardiac Interventional Group. Dmand AI also links Dr. Solomon to 3 more hospitals, 4 medical groups and 3 group practices and clinics, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark David Solomon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Solomon practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Catherine of Siena Hospital | Available with a free account |
| +7 more sites and 4 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 Diocese of Rockville Centre and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mark David Solomon is one of 914 nephrologists in New York
Nephrology is Dr. Solomon's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Solomon is board certified in nephrology by the American Board of Internal Medicine. Dmand AI has Dr. Solomon's licenses on file in 2 states: New York and Maryland.
Specialties and state licenses
- Nephrology, New YorkPrimary
- Maryland license
Clinical focus
Dmand AI lists acute kidney failure, chronic anemia, chronic kidney disease, fluid and electrolyte imbalances, kidney cysts and kidney disease among the conditions Dr. Solomon treats.
Nephrologists near Dr. Solomon
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. Mark David Solomon billed Medicare for 3,308 services in 2024
CMS data shows 3,308 Medicare services from Dr. Solomon across 7 procedure codes in 2024, for 836 Medicare patients. Medicare paid $393,215 for them.
Dr. Solomon's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3,0682024: 3,3088%
Where Dr. Solomon's Medicare services took place, 2024
- In an office2247%
- In a facility3,08493%
Dr. Solomon compared with the New York median for nephrologists, 2024
- Dr. Solomon
- New York median
- Medicare services
- 3,308vs 6894.8 times
- Medicare patients
- 836vs 2173.9 times
- Part D claims
- 335vs 43623% below
Medians across 892 nephrologists in New York with Dmand AI profiles that report each measure.
Dr. Solomon'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. Solomon and other nephrologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark David Solomon treated 836 Medicare patients in 2024, average age 80
CMS counts 836 Medicare patients who saw Dr. Solomon in 2024. The largest group is 75 to 84, with 315 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 27% are also on Medicaid. Their average risk score is 2.92, 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. Solomon's median patient age at 68, with 42% women.
Dr. Solomon's Medicare patients by age, 2024
Dr. Solomon's Medicare patients by sex, 2024
- Women43452%
- Men40248%
Chronic conditions among Dr. Solomon's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease71%
- Arthritis65%
- Diabetes57%
- Heart failure54%
- Mood disorders49%
Share of Medicare patients with each condition. A patient can have several.
Dr. Solomon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women42%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark David Solomon wrote 573 Medicare Part D claims in 2024
In 2024, Dr. Solomon wrote 573 Medicare Part D claims for 110 patients. 81% of them were for generic drugs. CMS names the drug for 335 of them, across 17 drugs with 11 or more claims each, at $58,224 in total drug cost. In 2023, CMS named 340 claims across 17 drugs.
Dr. Solomon's Part D claims by kind of drug, 2024
- Generic466 claims81%
- Brand-name and other107 claims19%
Dr. Solomon'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. Solomon's Part D claims, 2024
- Antibiotics2%13 of 573 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: 3402024: 3351%
Drugs named by CMS: 17 in 2024, 17 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
How Dr. Mark David Solomon takes part in Medicare
Dr. Solomon 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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Dr. Mark David Solomon received $2,171 in industry payments from 2018 to 2025
CMS Open Payments shows 74 general payments to Dr. Solomon from 21 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 99% of the total. AstraZeneca Pharmaceuticals LP paid the most, $513.
General payments to Dr. Solomon by program year, 2018 to 2025
General payments to Dr. Solomon by kind, 2018 to 2025
- Food and beverage$2,14299%
- Education$291%
Companies that paid Dr. Solomon the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark David Solomon has 1 award and honors on record
Dmand AI lists 1 award for Dr. Solomon, most recently CMS Stage 1 2012 in 2012.
Awards and honors for Dr. Solomon
- 2012
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Mark David Solomon graduated from St. George's University School of Medicine
Dr. Solomon graduated from St. George's University School of Medicine in 1988.
- Medical school
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Dr. Mark David Solomon accepts plans from 16 insurance carriers
Dr. Solomon is in network with 16 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- HCSC
- Aspirus Health Plan
- Blue Cross Blue Shield of Massachusetts
- Cigna
- +8 more carriersWith a free account
Plan types Dr. Solomon accepts, by number of carriers
- PPO11
- Medicare10
- HMO7
- POS5
- EPO4
- Medicaid2
Source: Dmand AI Insurance Network Data
Sources for Dr. Mark David Solomon'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 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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Mark David Solomon
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. Mark David Solomon's NPI number?
Dr. Mark David Solomon's NPI number is 1336151158. It was assigned on August 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark David Solomon?
Dr. Mark David Solomon is a nephrologist in Smithtown, New York. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Mark David Solomon practice?
Dr. Solomon practices at 50 Route 25A, Smithtown, NY 11787. Dr. Solomon's primary practice is St. Catherine of Siena Hospital in Smithtown, New York, part of Diocese of Rockville Centre. Dmand AI also links Dr. Solomon to 3 hospitals, 4 medical groups and 3 group practices and clinics.
What is Dr. Mark David Solomon's office phone number?
The practice phone on file for Dr. Solomon is (631) 862-3000.
What is Dr. Mark David Solomon's medical license number?
Dr. Solomon holds New York license 188451, one of the licenses on file in 2 states.
Which states has Dr. Mark David Solomon been licensed in?
Dmand AI has state licenses on file for Dr. Solomon in New York (1992 to 2026) and Maryland (1990 to 1999).
Which hospitals is Dr. Mark David Solomon affiliated with?
Dr. Solomon practices at St. Catherine of Siena Hospital in Smithtown, New York. Dr. Solomon is also affiliated with Good Samaritan University Hospital. Dmand AI links Dr. Solomon to 3 more hospitals.
What medical group is Dr. Mark David Solomon part of?
Dr. Solomon is linked to Cardiac Interventional Group. Dmand AI links Dr. Solomon to 4 more medical groups.
Does Dr. Mark David Solomon accept Medicare?
Yes. CMS data shows Dr. Solomon billed Medicare for 3,308 services in 2024, and Dr. Solomon accepts Medicare assignment.
How many Medicare patients does Dr. Mark David Solomon see?
CMS counts 836 Medicare patients who saw Dr. Solomon in 2024, with an average age of 80.
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Is Dr. Mark David Solomon board certified?
Yes. Dr. Solomon is board certified in nephrology by the American Board of Internal Medicine.
What services does Dr. Mark David Solomon bill to Medicare?
In 2024, Dr. Solomon's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and critical care (99291).
Where did Dr. Mark David Solomon go to medical school?
Dr. Solomon graduated from St. George's University School of Medicine in 1988.
What drugs does Dr. Mark David Solomon prescribe most?
In 2024 Medicare Part D data, Dr. Solomon's most prescribed drugs by claims were Potassium Citrate ER, Chlorthalidone and Allopurinol.
Has Dr. Mark David Solomon received payments from drug or device companies?
CMS Open Payments shows $2,171 in general payments to Dr. Solomon from 21 companies from 2018 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Mark David Solomon been practicing?
Dr. Solomon graduated from medical school in 1988, 38 years ago.
What insurance does Dr. Mark David Solomon accept?
Dr. Solomon is in network with 16 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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