Dr. Mark Ira Feldman, MD
- Medicare services, 2024
- 719
- Medicare patients, 2024
- 96
- Part D claims, 2024
- 146
- Industry payments
- $1,504
- Affiliated sites
- 2
- Practice address
- 7500 North Calle Sin Envidia, Tucson, AZ 85718
- Practice phone
- Call (520) 742-6242
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Brookdale Santa Catalina
Skilled Nursing Facility - Part of a CCRC · Tucson, Arizona
Find Dr. Feldman'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 Ira Feldman is a cardiologist in Tucson, Arizona
Dr. Feldman practices at Brookdale Santa Catalina in Tucson, Arizona.
Dr. Feldman's NPI, 1356334957, was assigned on August 30, 2005. Dr. Feldman holds Arizona license 5756.
- NPI
- 1356334957NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486671369
- NPI enumeration date
- August 30, 2005
- NPI status
- Active
- Practice phone
- (520) 742-6242
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 85
- Medical school graduation
- 1967
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Mark Ira Feldman practices at Brookdale Santa Catalina in Tucson, Arizona
Dr. Feldman's primary practice is Brookdale Santa Catalina, at 7500 North Calle Sin Envidia, Tucson, AZ 85718 in Pima County. The practice phone is (520) 742-6242.
- Brookdale Santa Catalina7500 North Calle Sin Envidia, Tucson, AZ 85718 · Pima CountyPhone(520) 742-6242
Source: Dmand AI Affiliation Data
Dr. Mark Ira Feldman is affiliated with 2 sites of care
Dr. Feldman's primary practice is Brookdale Santa Catalina in Tucson, Arizona. Dmand AI also links Dr. Feldman to 1 physician office, 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 Ira Feldman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Feldman practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Brookdale Santa Catalina | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark Ira Feldman is one of 423 cardiologists in Arizona
Cardiovascular disease is Dr. Feldman's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Feldman is licensed in Arizona.
Specialties and state licenses
- Cardiovascular disease, ArizonaPrimary
Cardiologists near Dr. Feldman
Counts of cardiologists 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 Ira Feldman billed Medicare for 719 services in 2024
CMS data shows 719 Medicare services from Dr. Feldman across 2 procedure codes in 2024, for 96 Medicare patients. Medicare paid $45,731 for them. Every service was in an office.
Dr. Feldman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9172024: 71922%
Dr. Feldman compared with the Arizona median for cardiologists, 2024
- Dr. Feldman
- Arizona median
- Medicare services
- 719vs 2,35769% below
- Medicare patients
- 96vs 86389% below
- Part D claims
- 57vs 1,36296% below
Medians across 403 cardiologists in Arizona with Dmand AI profiles that report each measure.
Dr. Feldman'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. Feldman and other cardiologists in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Ira Feldman treated 96 Medicare patients in 2024, average age 82
CMS counts 96 Medicare patients who saw Dr. Feldman in 2024. The largest group is 85 and over, with 44 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 2.57, 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. Feldman's median patient age at 84, with 58% women.
Dr. Feldman's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Feldman's Medicare patients by sex, 2024
- Women4749%
- Men4951%
Chronic conditions among Dr. Feldman's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis72%
- Atrial fibrillation68%
- Heart failure64%
- Mood disorders58%
- Ischemic heart disease56%
- Depression53%
Share of Medicare patients with each condition. A patient can have several.
Dr. Feldman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 84
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Ira Feldman wrote 146 Medicare Part D claims in 2024
In 2024, Dr. Feldman wrote 146 Medicare Part D claims for 23 patients. 88% of them were for generic drugs. CMS names the drug for 57 of them, across 4 drugs with 11 or more claims each, at $7,234 in total drug cost. In 2023, CMS named 47 claims across 3 drugs.
Dr. Feldman's Part D claims by kind of drug, 2024
- Generic128 claims88%
- Brand-name18 claims12%
Dr. Feldman'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 472024: 5721%
Drugs named by CMS: 4 in 2024, 3 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
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Dr. Mark Ira Feldman received $1,504 in industry payments from 2016 to 2023
CMS Open Payments shows 17 general payments to Dr. Feldman from 4 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 99% of the total. Novartis Pharmaceuticals Corporation paid the most, $1,000.
General payments to Dr. Feldman by program year, 2016 to 2023
General payments to Dr. Feldman by kind, 2016 to 2023
- Food and beverage$1,49399%
- Education$101%
Companies that paid Dr. Feldman the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Mark Ira Feldman'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) |
| 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 Dr. Mark Ira Feldman
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 Ira Feldman's NPI number?
Dr. Mark Ira Feldman's NPI number is 1356334957. It was assigned on August 30, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Ira Feldman?
Dr. Mark Ira Feldman is a cardiologist in Tucson, Arizona. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Mark Ira Feldman practice?
Dr. Feldman practices at 7500 North Calle Sin Envidia, Tucson, AZ 85718. Dr. Feldman's primary practice is Brookdale Santa Catalina in Tucson, Arizona. Dmand AI also links Dr. Feldman to 1 physician office.
What is Dr. Mark Ira Feldman's office phone number?
The practice phone on file for Dr. Feldman is (520) 742-6242.
What is Dr. Mark Ira Feldman's medical license number?
Dr. Feldman holds Arizona license 5756.
Does Dr. Mark Ira Feldman accept Medicare?
Yes. CMS data shows Dr. Feldman billed Medicare for 719 services in 2024.
How many Medicare patients does Dr. Mark Ira Feldman see?
CMS counts 96 Medicare patients who saw Dr. Feldman in 2024, with an average age of 82.
What services does Dr. Mark Ira Feldman bill to Medicare?
In 2024, Dr. Feldman's most billed Medicare services were nursing facility care (99308) and nursing facility care (99305).
What drugs does Dr. Mark Ira Feldman prescribe most?
In 2024 Medicare Part D data, Dr. Feldman's most prescribed drugs by claims were Atorvastatin Calcium, Furosemide and Eliquis.
Has Dr. Mark Ira Feldman received payments from drug or device companies?
CMS Open Payments shows $1,504 in general payments to Dr. Feldman from 4 companies from 2016 to 2023. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Dr. Mark Ira Feldman been practicing?
Dr. Feldman graduated from medical school in 1967, 59 years ago.
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