Dr. Rojack Tan, MD
- Medicare services, 2024
- 185
- Medicare patients, 2024
- 323
- MIPS score, 2024
- 64
- Hospital affiliations
- 1
- Industry payments
- $371
- Practice address
- 8600 Old Georgetown Road, Bethesda, MD 20814
- Practice phone
- Call (301) 896-2576
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Tan's professional email, personal email and mobile number
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Dr. Rojack Tan is an anesthesiologist in Bethesda, Maryland
Dr. Tan practices at Suburban Hospital in Bethesda, Maryland, part of Johns Hopkins Health System.
Dr. Tan's NPI, 1528015765, was assigned on May 30, 2006. Dr. Tan graduated from Georgetown University School of Medicine in 1997. Dr. Tan holds Maryland license D58920.
- NPI
- 1528015765NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517948599
- NPI enumeration date
- May 30, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (301) 896-2576
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Rojack Tan practices at Suburban Hospital in Bethesda, Maryland
Dr. Tan's primary practice is Suburban Hospital, at 8600 Old Georgetown Road, Bethesda, MD 20814 in Montgomery County. The practice phone is (301) 896-2576.
- Suburban Hospital8600 Old Georgetown Road, Bethesda, MD 20814 · Montgomery CountyPhone(301) 896-2576
Source: Dmand AI Affiliation Data
Dr. Rojack Tan is affiliated with 2 sites of care and 1 medical group
Dr. Tan's primary practice is Suburban Hospital in Bethesda, Maryland, part of Johns Hopkins Health System. The medical group on file is US Anesthesia Partners. Dmand AI also links Dr. Tan to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Rojack Tan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Suburban Hospital | 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. Rojack Tan is one of 965 anesthesiologists in Maryland
Anesthesiology is Dr. Tan's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Tan is licensed in Maryland.
Specialties and state licenses
- Anesthesiology, MarylandPrimary
Anesthesiologists near Dr. Tan
Counts of anesthesiologists 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. Rojack Tan billed Medicare for 185 services in 2024
CMS data shows 185 Medicare services from Dr. Tan across 12 procedure codes in 2024, for 323 Medicare patients. Medicare paid $27,696 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Tan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 1372024: 1467%
- Surgery
- 2023: 332024: 3918%
Dr. Tan compared with the Maryland median for anesthesiologists, 2024
- Dr. Tan
- Maryland median
- Medicare services
- 185vs 10183% above
- Medicare patients
- 323vs 17684% above
Medians across 918 anesthesiologists in Maryland with Dmand AI profiles that report each measure.
Dr. Tan'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. Tan and other anesthesiologists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Rojack Tan treated 323 Medicare patients in 2024, average age 77
CMS counts 323 Medicare patients who saw Dr. Tan in 2024. The largest group is 75 to 84, with 142 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.47, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Tan's median patient age at 67, with 43% women.
Dr. Tan's Medicare patients by age, 2024
Dr. Tan's Medicare patients by sex, 2024
- Women15949%
- Men16451%
Chronic conditions among Dr. Tan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Ischemic heart disease38%
- Atrial fibrillation37%
- Diabetes33%
- Chronic kidney disease32%
- Cancer26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Tan'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
- Women43%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Rojack Tan scored 64 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 64 out of 100 for Dr. Tan for performance year 2024, reported as part of a group. Dr. Tan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Tan's MIPS scores, performance year 2024
- 64of 100Final score
- 57.5of 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. Rojack Tan received $371 in industry payments from 2016 to 2025
CMS Open Payments shows 11 general payments to Dr. Tan from 9 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Halyard Health, Inc. paid the most, $101.
General payments to Dr. Tan by program year, 2016 to 2025
Companies that paid Dr. Tan 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. Rojack Tan graduated from Georgetown University School of Medicine
Dr. Tan graduated from Georgetown University School of Medicine in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Rojack Tan'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) |
| 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. Rojack Tan
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. Rojack Tan's NPI number?
Dr. Rojack Tan's NPI number is 1528015765. It was assigned on May 30, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Rojack Tan?
Dr. Rojack Tan is an anesthesiologist in Bethesda, Maryland. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Rojack Tan practice?
Dr. Tan practices at 8600 Old Georgetown Road, Bethesda, MD 20814. Dr. Tan's primary practice is Suburban Hospital in Bethesda, Maryland, part of Johns Hopkins Health System. Dmand AI also links Dr. Tan to 1 group practice or clinic.
What is Dr. Rojack Tan's office phone number?
The practice phone on file for Dr. Tan is (301) 896-2576.
What is Dr. Rojack Tan's medical license number?
Dr. Tan holds Maryland license D58920.
Which hospitals is Dr. Rojack Tan affiliated with?
Dr. Tan practices at Suburban Hospital in Bethesda, Maryland.
What medical group is Dr. Rojack Tan part of?
Dr. Tan is linked to US Anesthesia Partners.
Does Dr. Rojack Tan accept Medicare?
Yes. CMS data shows Dr. Tan billed Medicare for 185 services in 2024, and Dr. Tan accepts Medicare assignment.
What is Dr. Rojack Tan's MIPS score?
Dr. Tan's MIPS final score for performance year 2024 is 64 out of 100, reported as part of a group.
How many Medicare patients does Dr. Rojack Tan see?
CMS counts 323 Medicare patients who saw Dr. Tan in 2024, with an average age of 77.
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What services does Dr. Rojack Tan bill to Medicare?
In 2024, Dr. Tan's most billed Medicare services were surgery: heart and blood vessels (36620), anesthesia (00103) and anesthesia (00410).
Where did Dr. Rojack Tan go to medical school?
Dr. Tan graduated from Georgetown University School of Medicine in 1997.
Has Dr. Rojack Tan received payments from drug or device companies?
CMS Open Payments shows $371 in general payments to Dr. Tan from 9 companies from 2016 to 2025. The largest total came from Halyard Health, Inc.
How long has Dr. Rojack Tan been practicing?
Dr. Tan graduated from medical school in 1997, 29 years ago.
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