Dr. Sajit K. Vinayak, MD
- Medicare services, 2024
- 3,316
- Medicare patients, 2024
- 996
- MIPS score, 2024
- 79
- Hospital affiliations
- 3
- Industry payments
- $6,168
- Practice address
- 5301 East Grant Road, Tucson, AZ 85712
- Practice phone
- Call (520) 324-1399
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Vinayak'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. Sajit K. Vinayak is a pathologist in Tucson, Arizona
Dr. Vinayak practices at Tucson Medical Center in Tucson, Arizona, part of TMC HealthCare.
Dr. Vinayak's NPI, 1164510194, was assigned on October 11, 2006. Dr. Vinayak holds Arizona license 30163.
- NPI
- 1164510194NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799685921
- NPI enumeration date
- October 11, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (520) 324-1399
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sajit K. Vinayak practices at Tucson Medical Center in Tucson, Arizona
Dr. Vinayak's primary practice is Tucson Medical Center, at 5301 East Grant Road, Tucson, AZ 85712 in Pima County. The practice phone is (520) 324-1399.
- Tucson Medical Center5301 East Grant Road, Tucson, AZ 85712 · Pima CountyPhone(520) 324-1399
Source: Dmand AI Affiliation Data
Dr. Sajit K. Vinayak is affiliated with 3 sites of care and 2 medical groups
Dr. Vinayak's primary practice is Tucson Medical Center in Tucson, Arizona, part of TMC HealthCare. Dr. Vinayak is also affiliated with St. Joseph's Hospital. The medical group on file is Pathology Specialists of Arizona. Dmand AI also links Dr. Vinayak to 1 more hospital and 1 medical group, 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. Sajit K. Vinayak's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Vinayak practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tucson Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sajit K. Vinayak is one of 194 pathologists in Arizona
Anatomic pathology and clinical pathology is Dr. Vinayak's primary specialty in the NPI Registry, under taxonomy code 207ZP0102X. Dr. Vinayak is licensed in Arizona.
Specialties and state licenses
- Anatomic pathology and clinical pathology, ArizonaPrimary
Pathologists near Dr. Vinayak
Counts of pathologists 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. Sajit K. Vinayak billed Medicare for 3,316 services in 2024
CMS data shows 3,316 Medicare services from Dr. Vinayak across 20 procedure codes in 2024, for 996 Medicare patients. Medicare paid $162,724 for them.
Dr. Vinayak's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 3,2522024: 3,2251%
- Surgery
- 2023: 1032024: 9112%
Where Dr. Vinayak's Medicare services took place, 2024
- In an office1,92658%
- In a facility1,39042%
Dr. Vinayak compared with the Arizona median for pathologists, 2024
- Dr. Vinayak
- Arizona median
- Medicare services
- 3,316vs 1,83581% above
- Medicare patients
- 996vs 60864% above
Medians across 189 pathologists in Arizona with Dmand AI profiles that report each measure.
Dr. Vinayak'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sajit K. Vinayak treated 996 Medicare patients in 2024, average age 74
CMS counts 996 Medicare patients who saw Dr. Vinayak in 2024. The largest group is 65 to 74, with 520 patients. 75% of them have high cholesterol, and 71% have high blood pressure. 6% are also on Medicaid. Their average risk score is 1.17, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Vinayak's median patient age at 61, with 63% women.
Dr. Vinayak's Medicare patients by age, 2024
Dr. Vinayak's Medicare patients by sex, 2024
- Women57458%
- Men42242%
Chronic conditions among Dr. Vinayak's Medicare patients, 2024
- High cholesterol75%
- High blood pressure71%
- Arthritis42%
- Diabetes28%
- Ischemic heart disease28%
- Mood disorders28%
- Cancer25%
- Depression25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Vinayak's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women63%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sajit K. Vinayak scored 79 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 79 out of 100 for Dr. Vinayak for performance year 2024, reported as part of a group. Dr. Vinayak accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Vinayak's MIPS scores, performance year 2024
- 79of 100Final score
- 75of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Sajit K. Vinayak received $6,168 in industry payments from 2016 to 2025
CMS Open Payments shows 10 general payments to Dr. Vinayak from 6 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 97% of the total. Ventana Medical Systems, Inc. paid the most, $6,000.
General payments to Dr. Vinayak by program year, 2016 to 2025
General payments to Dr. Vinayak by kind, 2016 to 2025
- Consulting fees$6,00097%
- Food and beverage$1683%
Companies that paid Dr. Vinayak the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Sajit K. Vinayak'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (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. Sajit K. Vinayak
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. Sajit K. Vinayak's NPI number?
Dr. Sajit K. Vinayak's NPI number is 1164510194. It was assigned on October 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Sajit K. Vinayak?
Dr. Sajit K. Vinayak is a pathologist in Tucson, Arizona. The primary specialty in the NPI Registry is Anatomic Pathology & Clinical Pathology Physician (taxonomy code 207ZP0102X).
Where does Dr. Sajit K. Vinayak practice?
Dr. Vinayak practices at 5301 East Grant Road, Tucson, AZ 85712. Dr. Vinayak's primary practice is Tucson Medical Center in Tucson, Arizona, part of TMC HealthCare. Dmand AI also links Dr. Vinayak to 1 hospital and 1 medical group.
What is Dr. Sajit K. Vinayak's office phone number?
The practice phone on file for Dr. Vinayak is (520) 324-1399.
What is Dr. Sajit K. Vinayak's medical license number?
Dr. Vinayak holds Arizona license 30163.
Which hospitals is Dr. Sajit K. Vinayak affiliated with?
Dr. Vinayak practices at Tucson Medical Center in Tucson, Arizona. Dr. Vinayak is also affiliated with St. Joseph's Hospital. Dmand AI links Dr. Vinayak to 1 more hospital.
What medical group is Dr. Sajit K. Vinayak part of?
Dr. Vinayak is linked to Pathology Specialists of Arizona. Dmand AI links Dr. Vinayak to 1 more medical group.
Does Dr. Sajit K. Vinayak accept Medicare?
Yes. CMS data shows Dr. Vinayak billed Medicare for 3,316 services in 2024, and Dr. Vinayak accepts Medicare assignment.
What is Dr. Sajit K. Vinayak's MIPS score?
Dr. Vinayak's MIPS final score for performance year 2024 is 79 out of 100, reported as part of a group.
How many Medicare patients does Dr. Sajit K. Vinayak see?
CMS counts 996 Medicare patients who saw Dr. Vinayak in 2024, with an average age of 74.
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What services does Dr. Sajit K. Vinayak bill to Medicare?
In 2024, Dr. Vinayak's most billed Medicare services were lab and pathology test (88305), lab and pathology test (88341) and lab and pathology test (88342).
Has Dr. Sajit K. Vinayak received payments from drug or device companies?
CMS Open Payments shows $6,168 in general payments to Dr. Vinayak from 6 companies from 2016 to 2025. The largest total came from Ventana Medical Systems, Inc.
How long has Dr. Sajit K. Vinayak been practicing?
Dr. Vinayak graduated from medical school in 1996, 30 years ago.
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