Dr. Sandra E. Tirrell, MD
- Medicare services, 2024
- 364
- Medicare patients, 2024
- 141
- Part D claims, 2024
- 123
- MIPS score, 2024
- 80
- Hospital affiliations
- 2
- Practice address
- 1701 North George Mason Drive, Arlington, VA 22205
- Practice phone
- Call (703) 558-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Tirrell's professional email, personal email and mobile number
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Dr. Sandra E. Tirrell is an internist in Arlington, Virginia
Dr. Tirrell practices at VHC Health in Arlington, Virginia, part of VHC Health.
Dr. Tirrell's NPI, 1679733794, was assigned on June 12, 2008. Dr. Tirrell graduated from University of Massachusetts Medical School in 2008. Dr. Tirrell holds Massachusetts license 246943.
- NPI
- 1679733794NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0749451177
- NPI enumeration date
- June 12, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (703) 558-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sandra E. Tirrell practices at VHC Health in Arlington, Virginia
Dr. Tirrell's primary practice is VHC Health, at 1701 North George Mason Drive, Arlington, VA 22205 in Arlington County. The practice phone is (703) 558-5000.
- VHC Health1701 North George Mason Drive, Arlington, VA 22205 · Arlington CountyPhone(703) 558-5000
Source: Dmand AI Affiliation Data
Dr. Sandra E. Tirrell is affiliated with 2 sites of care and 2 medical groups
Dr. Tirrell's primary practice is VHC Health in Arlington, Virginia, part of VHC Health. The medical group on file is VHC Health Maternal Fetal Medicine - Arlington. Dmand AI also links Dr. Tirrell 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. Sandra E. Tirrell's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tirrell practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| VHC Health | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sandra E. Tirrell is one of 3,339 internists in Virginia
Internal medicine is Dr. Tirrell's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Tirrell is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Tirrell
Counts of internists 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. Sandra E. Tirrell billed Medicare for 364 services in 2024
CMS data shows 364 Medicare services from Dr. Tirrell across 4 procedure codes in 2024, for 141 Medicare patients. Medicare paid $33,899 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Tirrell's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2022024: 36480%
Dr. Tirrell compared with the Virginia median for internists, 2024
- Dr. Tirrell
- Virginia median
- Medicare services
- 364vs 60740% below
- Medicare patients
- 141vs 24643% below
- Part D claims
- 37vs 22483% below
Medians across 3,182 internists in Virginia with Dmand AI profiles that report each measure.
Dr. Tirrell'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. Tirrell and other internists in Virginia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sandra E. Tirrell treated 141 Medicare patients in 2024, average age 79
CMS counts 141 Medicare patients who saw Dr. Tirrell in 2024. The largest group is 75 to 84, with 52 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 2.96, 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. Tirrell's median patient age at 79, with 53% women.
Dr. Tirrell's Medicare patients by age, 2024
Dr. Tirrell's Medicare patients by sex, 2024
- Women6848%
- Men7352%
Chronic conditions among Dr. Tirrell's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Chronic kidney disease53%
- Ischemic heart disease53%
- Heart failure51%
- Mood disorders49%
- Diabetes48%
Share of Medicare patients with each condition. A patient can have several.
Dr. Tirrell's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 79
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sandra E. Tirrell wrote 123 Medicare Part D claims in 2024
In 2024, Dr. Tirrell wrote 123 Medicare Part D claims for 57 patients. 91% of them were for generic drugs. CMS names the drug for 37 of them, across 3 drugs with 11 or more claims each, at $261 in total drug cost. In 2020, CMS named 13 claims across 1 drug.
Dr. Tirrell's Part D claims by kind of drug, 2024
- Generic112 claims91%
- Brand-name11 claims9%
Dr. Tirrell's most prescribed drugs by claims, 2022
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. Tirrell's Part D claims, 2024
- Antibiotics20%25 of 123 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, 2020 to 2022
- 2020
- 2022
- Claims for drugs CMS names
- 2020: 132022: 37185%
Drugs named by CMS: 3 in 2022, 1 in 2020.
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
Dr. Sandra E. Tirrell scored 80 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Dr. Tirrell for performance year 2024, reported as part of a group. Dr. Tirrell accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Tirrell's MIPS scores, performance year 2024
- 80of 100Final score
- 74.4of 100Quality
- 87of 100Promoting Interoperability
- 40of 100Improvement Activities
- 71of 100Cost
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. Sandra E. Tirrell received $8 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Tirrell from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) paid the most, $8.
Companies that paid Dr. Tirrell the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sandra E. Tirrell graduated from University of Massachusetts Medical School
Dr. Tirrell graduated from University of Massachusetts Medical School in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Sandra E. Tirrell'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)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. Sandra E. Tirrell
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. Sandra E. Tirrell's NPI number?
Dr. Sandra E. Tirrell's NPI number is 1679733794. It was assigned on June 12, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Sandra E. Tirrell?
Dr. Sandra E. Tirrell is an internist in Arlington, Virginia. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Sandra E. Tirrell practice?
Dr. Tirrell practices at 1701 North George Mason Drive, Arlington, VA 22205. Dr. Tirrell's primary practice is VHC Health in Arlington, Virginia, part of VHC Health. Dmand AI also links Dr. Tirrell to 1 hospital and 1 medical group.
What is Dr. Sandra E. Tirrell's office phone number?
The practice phone on file for Dr. Tirrell is (703) 558-5000.
What is Dr. Sandra E. Tirrell's medical license number?
Dr. Tirrell holds Massachusetts license 246943.
Which hospitals is Dr. Sandra E. Tirrell affiliated with?
Dr. Tirrell practices at VHC Health in Arlington, Virginia. Dmand AI links Dr. Tirrell to 1 more hospital.
What medical group is Dr. Sandra E. Tirrell part of?
Dr. Tirrell is linked to VHC Health Maternal Fetal Medicine - Arlington. Dmand AI links Dr. Tirrell to 1 more medical group.
Does Dr. Sandra E. Tirrell accept Medicare?
Yes. CMS data shows Dr. Tirrell billed Medicare for 364 services in 2024, and Dr. Tirrell accepts Medicare assignment.
What is Dr. Sandra E. Tirrell's MIPS score?
Dr. Tirrell's MIPS final score for performance year 2024 is 80 out of 100, reported as part of a group.
How many Medicare patients does Dr. Sandra E. Tirrell see?
CMS counts 141 Medicare patients who saw Dr. Tirrell in 2024, with an average age of 79.
Show 5 more questionsShow fewer questions
What services does Dr. Sandra E. Tirrell bill to Medicare?
In 2024, Dr. Tirrell's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99239).
Where did Dr. Sandra E. Tirrell go to medical school?
Dr. Tirrell graduated from University of Massachusetts Medical School in 2008.
What drugs does Dr. Sandra E. Tirrell prescribe most?
In 2022 Medicare Part D data, Dr. Tirrell's most prescribed drugs by claims were Prednisone, Atorvastatin Calcium and Amoxicillin-Clavulanate Potass.
Has Dr. Sandra E. Tirrell received payments from drug or device companies?
CMS Open Payments shows $8 in general payments to Dr. Tirrell from 1 company from 2017 to 2017. The largest total came from ZOLL Services LLC (A/K/A ZOLL LifeCor Corp).
How long has Dr. Sandra E. Tirrell been practicing?
Dr. Tirrell graduated from medical school in 2008, 18 years ago.
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