Dr. Marvin K. Tam, MD
- Medicare services, 2024
- 19,733
- Medicare patients, 2024
- 3,399
- Part D claims, 2024
- 12
- Hospital affiliations
- 5
- Industry payments
- $138
- Practice address
- 6424 E Broadway Rd, Mesa, AZ 85206
- Practice phone
- Call (480) 634-4606
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Peak Surgical Center LLC
Mesa, Arizona
Find Dr. Tam'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. Marvin K. Tam is a diagnostic radiologist in Mesa, Arizona
Dr. Tam practices at Peak Surgical Center LLC in Mesa, Arizona.
Dr. Tam's NPI, 1174512032, was assigned on October 13, 2005. Dr. Tam graduated from Columbia University College of Physicians and Surgeons in 1993. Dr. Tam holds Arizona license 28319.
- NPI
- 1174512032NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002711991
- NPI enumeration date
- October 13, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (480) 634-4606
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Marvin K. Tam practices at Peak Surgical Center LLC in Mesa, Arizona
Dr. Tam's primary practice is Peak Surgical Center LLC, at 6424 E Broadway Rd, Mesa, AZ 85206 in Maricopa County. The practice phone is (480) 634-4606.
- Peak Surgical Center LLC6424 E Broadway Rd, Mesa, AZ 85206 · Maricopa CountyPhone(480) 634-4606
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Marvin K. Tam is affiliated with 11 sites of care and 5 medical groups
Dr. Tam's primary practice is Peak Surgical Center LLC in Mesa, Arizona. Dr. Tam is also affiliated with Banner Desert Medical Center. The medical group on file is Banner Medical Group. Dmand AI also links Dr. Tam to 4 more hospitals, 5 group practices and clinics and 4 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. Marvin K. Tam's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tam practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Peak Surgical Center LLC | Available with a free account |
| +10 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Marvin K. Tam is one of 800 diagnostic radiologists in Arizona
Diagnostic radiology is Dr. Tam's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Tam is licensed in Arizona.
Specialties and state licenses
- Diagnostic radiology, ArizonaPrimary
Diagnostic radiologists near Dr. Tam
Counts of diagnostic radiologists 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. Marvin K. Tam billed Medicare for 19,733 services in 2024
CMS data shows 19,733 Medicare services from Dr. Tam across 59 procedure codes in 2024, for 3,399 Medicare patients. Medicare paid $275,506 for them.
Dr. Tam's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 16,8152024: 16,0654%
- Imaging
- 2023: 4,0472024: 3,57012%
- Tests and treatments
- 2023: 1212024: 9819%
- Surgery
- 2023: 182024: 0100%
Where Dr. Tam's Medicare services took place, 2024
- In an office18,15992%
- In a facility1,5748%
Dr. Tam compared with the Arizona median for diagnostic radiologists, 2024
- Dr. Tam
- Arizona median
- Medicare services
- 19,733vs 3,6055.5 times
- Medicare patients
- 3,399vs 1,5742.2 times
- Part D claims
- 12vs 1729% below
Medians across 735 diagnostic radiologists in Arizona with Dmand AI profiles that report each measure.
Dr. Tam'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.
Need commercial claims for Dr. Tam?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Tam and other diagnostic radiologists in Arizona.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marvin K. Tam treated 3,399 Medicare patients in 2024, average age 75
CMS counts 3,399 Medicare patients who saw Dr. Tam in 2024. The largest group is 65 to 74, with 1,512 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.48, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Tam's median patient age at 67, with 60% women.
Dr. Tam's Medicare patients by age, 2024
Dr. Tam's Medicare patients by sex, 2024
- Women2,15363%
- Men1,24637%
Chronic conditions among Dr. Tam's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Ischemic heart disease36%
- Chronic kidney disease33%
- Diabetes31%
- Mood disorders28%
- Anxiety27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Tam's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women60%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Marvin K. Tam wrote 12 Medicare Part D claims in 2024
In 2024, Dr. Tam wrote 12 Medicare Part D claims for 12 patients. Every claim was for a generic drug. They cover 1 drug, with $73 in total drug cost. In 2023, CMS named 11 claims across 1 drug.
Dr. Tam'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: 112024: 129%
Drugs named by CMS: 1 in 2024, 1 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. Marvin K. Tam takes part in Medicare
Dr. Tam 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)
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.
Dr. Marvin K. Tam received $138 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. Tam from 1 drug or device company in 2016. Travel and lodging make up the largest share, 100% of the total. GE Healthcare paid the most, $138.
Companies that paid Dr. Tam the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Marvin K. Tam graduated from Columbia University College of Physicians and Surgeons
Dr. Tam graduated from Columbia University College of Physicians and Surgeons in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Marvin K. Tam'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. Marvin K. Tam
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. Marvin K. Tam's NPI number?
Dr. Marvin K. Tam's NPI number is 1174512032. It was assigned on October 13, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Marvin K. Tam?
Dr. Marvin K. Tam is a diagnostic radiologist in Mesa, Arizona. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Marvin K. Tam practice?
Dr. Tam practices at 6424 E Broadway Rd, Mesa, AZ 85206. Dr. Tam's primary practice is Peak Surgical Center LLC in Mesa, Arizona. Dmand AI also links Dr. Tam to 4 hospitals, 5 group practices and clinics and 4 medical groups.
What is Dr. Marvin K. Tam's office phone number?
The practice phone on file for Dr. Tam is (480) 634-4606.
What is Dr. Marvin K. Tam's medical license number?
Dr. Tam holds Arizona license 28319.
Which hospitals is Dr. Marvin K. Tam affiliated with?
Dr. Tam is affiliated with Banner Desert Medical Center. Dmand AI links Dr. Tam to 4 more hospitals.
What medical group is Dr. Marvin K. Tam part of?
Dr. Tam is linked to Banner Medical Group. Dmand AI links Dr. Tam to 4 more medical groups.
Does Dr. Marvin K. Tam accept Medicare?
Yes. CMS data shows Dr. Tam billed Medicare for 19,733 services in 2024, and Dr. Tam accepts Medicare assignment.
How many Medicare patients does Dr. Marvin K. Tam see?
CMS counts 3,399 Medicare patients who saw Dr. Tam in 2024, with an average age of 75.
What services does Dr. Marvin K. Tam bill to Medicare?
In 2024, Dr. Tam's most billed Medicare services were medical supplies or transport (A9585), medicare temporary code (Q9967) and radiation oncology (77080).
Show 4 more questionsShow fewer questions
Where did Dr. Marvin K. Tam go to medical school?
Dr. Tam graduated from Columbia University College of Physicians and Surgeons in 1993.
What drugs does Dr. Marvin K. Tam prescribe most?
In 2024 Medicare Part D data, Dr. Tam's most prescribed drugs by claims were Methylprednisolone.
Has Dr. Marvin K. Tam received payments from drug or device companies?
CMS Open Payments shows $138 in general payments to Dr. Tam from 1 company from 2016 to 2016. The largest total came from GE Healthcare.
How long has Dr. Marvin K. Tam been practicing?
Dr. Tam graduated from medical school in 1993, 33 years ago.
Selling to diagnostic radiology practices?
See diagnostic radiologists in Arizona by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card