Dr. Thomas J. Klein, MD
- Medicare services, 2024
- 9,616
- Medicare patients, 2024
- 815
- Part D claims, 2024
- 254
- MIPS score, 2024
- 91
- Hospital affiliations
- 3
- Practice address
- 1850 Town Center Parkway, Reston, VA 20190
- Practice phone
- Call (703) 689-9000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Thomas J. Klein is an orthopedic surgeon in Reston, Virginia
Dr. Klein practices at Reston Hospital Center in Reston, Virginia, part of HCA Healthcare.
Dr. Klein's NPI, 1477575298, was assigned on July 24, 2006. Dr. Klein graduated from Georgetown University School of Medicine in 1984. Dr. Klein holds Virginia license 0101042944.
- NPI
- 1477575298NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123007168
- NPI enumeration date
- July 24, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (703) 689-9000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas J. Klein practices at Reston Hospital Center in Reston, Virginia
Dr. Klein's primary practice is Reston Hospital Center, at 1850 Town Center Parkway, Reston, VA 20190 in Fairfax County. The practice phone is (703) 689-9000.
- Reston Hospital Center1850 Town Center Parkway, Reston, VA 20190 · Fairfax CountyPhone(703) 689-9000
Source: Dmand AI Affiliation Data
Dr. Thomas J. Klein is affiliated with 5 sites of care and 2 medical groups
Dr. Klein's primary practice is Reston Hospital Center in Reston, Virginia, part of HCA Healthcare. Dr. Klein is also affiliated with VHC Health. The medical group on file is OrthoVirginia. Dmand AI also links Dr. Klein to 1 more hospital, 2 home health agencies 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. Thomas J. Klein's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Klein practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Reston Hospital Center | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas J. Klein is one of 498 orthopedic surgeons in Virginia
Orthopaedic surgery is Dr. Klein's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Klein is licensed in Virginia.
Specialties and state licenses
- Orthopaedic surgery, VirginiaPrimary
Orthopedic surgeons near Dr. Klein
Counts of orthopedic surgeons 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. Thomas J. Klein billed Medicare for 9,616 services in 2024
CMS data shows 9,616 Medicare services from Dr. Klein across 16 procedure codes in 2024, for 815 Medicare patients. Medicare paid $303,383 for them.
Dr. Klein's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 3,8362024: 6,83678%
- Office and hospital visits
- 2023: 1,0532024: 1,19714%
- Imaging
- 2023: 6882024: 92234%
- Surgery
- 2023: 6172024: 6617%
Where Dr. Klein's Medicare services took place, 2024
- In an office9,50299%
- In a facility1141%
Dr. Klein compared with the Virginia median for orthopedic surgeons, 2024
- Dr. Klein
- Virginia median
- Medicare services
- 9,616vs 1,1708.2 times
- Medicare patients
- 815vs 3702.2 times
- Part D claims
- 224vs 12185% above
Medians across 475 orthopedic surgeons in Virginia with Dmand AI profiles that report each measure.
Dr. Klein'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. Klein and other orthopedic surgeons in Virginia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas J. Klein treated 815 Medicare patients in 2024, average age 75
CMS counts 815 Medicare patients who saw Dr. Klein in 2024. The largest group is 65 to 74, with 384 patients. 75% of them have arthritis, and 75% have high cholesterol. 3% are also on Medicaid. Their average risk score is 0.83, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Klein's median patient age at 66, with 57% women.
Dr. Klein's Medicare patients by age, 2024
Dr. Klein's Medicare patients by sex, 2024
- Women47558%
- Men34042%
Chronic conditions among Dr. Klein's Medicare patients, 2024
- Arthritis75%
- High cholesterol75%
- High blood pressure67%
- Ischemic heart disease25%
- Chronic kidney disease20%
- Anxiety19%
- Diabetes18%
- Mood disorders17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Klein's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thomas J. Klein wrote 254 Medicare Part D claims in 2024
In 2024, Dr. Klein wrote 254 Medicare Part D claims for 173 patients. 100% of them were for generic drugs. CMS names the drug for 224 of them, across 5 drugs with 11 or more claims each, at $709 in total drug cost. In 2023, CMS named 155 claims across 4 drugs.
Dr. Klein's Part D claims by kind of drug, 2024
- Generic253 claims100%
- Brand-name and other1 claims0%
Dr. Klein'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.
Drug classes CMS tracks in Dr. Klein's Part D claims, 2024
- Opioids7%17 of 254 claims
- Antibiotics19%49 of 254 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1552024: 22445%
Drugs named by CMS: 5 in 2024, 4 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
Dr. Thomas J. Klein scored 91 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Klein for performance year 2024, reported as part of a group. Dr. Klein accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 69 procedures of knee replacement by Dr. Klein, more than 86% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Klein's MIPS scores, performance year 2024
- 91of 100Final score
- 90.7of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 79of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Klein ranks in Medicare procedure volume
- Knee replacement
- 86th percentile69 procedures
- Hip replacement
- 70th percentile24 procedures
- Upper limb (arm) arthroscopy (minimally invasive joint repair)
- 55th percentile15 procedures
- Lower limb (leg) arthroscopy (minimally invasive joint repair)
- 83rd percentile12 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Thomas J. Klein received $922 in industry payments from 2016 to 2025
CMS Open Payments shows 26 general payments to Dr. Klein from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Smith & Nephew, Inc. paid the most, $515.
General payments to Dr. Klein by program year, 2016 to 2025
General payments to Dr. Klein by kind, 2016 to 2025
- Food and beverage$90198%
- Education$212%
Companies that paid Dr. Klein 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. Thomas J. Klein graduated from Georgetown University School of Medicine
Dr. Klein graduated from Georgetown University School of Medicine in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Thomas J. Klein'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)Doctors and Clinicians Utilization Data (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. Thomas J. Klein
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. Thomas J. Klein's NPI number?
Dr. Thomas J. Klein's NPI number is 1477575298. It was assigned on July 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas J. Klein?
Dr. Thomas J. Klein is an orthopedic surgeon in Reston, Virginia. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Thomas J. Klein practice?
Dr. Klein practices at 1850 Town Center Parkway, Reston, VA 20190. Dr. Klein's primary practice is Reston Hospital Center in Reston, Virginia, part of HCA Healthcare. Dmand AI also links Dr. Klein to 1 hospital, 2 home health agencies and 1 medical group.
What is Dr. Thomas J. Klein's office phone number?
The practice phone on file for Dr. Klein is (703) 689-9000.
What is Dr. Thomas J. Klein's medical license number?
Dr. Klein holds Virginia license 0101042944.
Which hospitals is Dr. Thomas J. Klein affiliated with?
Dr. Klein practices at Reston Hospital Center in Reston, Virginia. Dr. Klein is also affiliated with VHC Health. Dmand AI links Dr. Klein to 1 more hospital.
What medical group is Dr. Thomas J. Klein part of?
Dr. Klein is linked to OrthoVirginia. Dmand AI links Dr. Klein to 1 more medical group.
Does Dr. Thomas J. Klein accept Medicare?
Yes. CMS data shows Dr. Klein billed Medicare for 9,616 services in 2024, and Dr. Klein accepts Medicare assignment.
What is Dr. Thomas J. Klein's MIPS score?
Dr. Klein's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.
How many Medicare patients does Dr. Thomas J. Klein see?
CMS counts 815 Medicare patients who saw Dr. Klein in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Dr. Thomas J. Klein bill to Medicare?
In 2024, Dr. Klein's most billed Medicare services were injected or infused drug (J3301), injected or infused drug (J7318) and surgery: bones and joints (20610).
Where did Dr. Thomas J. Klein go to medical school?
Dr. Klein graduated from Georgetown University School of Medicine in 1984.
What drugs does Dr. Thomas J. Klein prescribe most?
In 2024 Medicare Part D data, Dr. Klein's most prescribed drugs by claims were Meloxicam, Methylprednisolone and Amoxicillin.
Has Dr. Thomas J. Klein received payments from drug or device companies?
CMS Open Payments shows $922 in general payments to Dr. Klein from 10 companies from 2016 to 2025. The largest total came from Smith & Nephew, Inc.
How long has Dr. Thomas J. Klein been practicing?
Dr. Klein graduated from medical school in 1984, 42 years ago.
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