Dr. Mark Thomas Reis, MD
- Medicare services, 2024
- 8,023
- Medicare patients, 2024
- 225
- Part D claims, 2024
- 40
- Hospital affiliations
- 3
- Industry payments
- $74
- Practice address
- 200 Mission Blvd, Jackson, CA 95642
- Practice phone
- Call (209) 223-7500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Reis' 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. Mark Thomas Reis is an orthopedic surgeon in Jackson, California
Dr. Reis practices at Sutter Amador Hospital in Jackson, California, part of Sutter Health.
Dr. Reis' NPI, 1982709432, was assigned on September 13, 2006. Dr. Reis graduated from Feinberg School of Medicine in 1986. Dr. Reis holds California license G88836.
- NPI
- 1982709432NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3375448269
- NPI enumeration date
- September 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (209) 223-7500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark Thomas Reis practices at Sutter Amador Hospital in Jackson, California
Dr. Reis' primary practice is Sutter Amador Hospital, at 200 Mission Blvd, Jackson, CA 95642 in Amador County. The practice phone is (209) 223-7500.
- Sutter Amador Hospital200 Mission Blvd, Jackson, CA 95642 · Amador CountyPhone(209) 223-7500
Source: Dmand AI Affiliation Data
Dr. Mark Thomas Reis is affiliated with 4 sites of care and 6 medical groups
Dr. Reis' primary practice is Sutter Amador Hospital in Jackson, California, part of Sutter Health. Dr. Reis is also affiliated with Banner Lassen Medical Center. The medical group on file is Surgical Affiliates. Dmand AI also links Dr. Reis to 1 more hospital, 5 medical groups and 1 group practice or clinic, 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. Mark Thomas Reis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Reis practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sutter Amador Hospital | Available with a free account |
| +3 more sites and 5 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 Sutter Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mark Thomas Reis is one of 2,056 orthopedic surgeons in California
Orthopaedic surgery is Dr. Reis' primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Reis is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dmand AI has Dr. Reis' licenses on file in 2 states: California and Washington.
Specialties and state licenses
- Orthopaedic surgery, CaliforniaPrimary
- Washington license
Clinical focus
Dmand AI lists arm, wrist, hand fracture and dislocation, arthritis, hand joint or tendon inflammation, hip replacement, joint cyst, joint pain, knee arthroscopy and knee fracture and dislocation among the conditions Dr. Reis treats.
Orthopedic surgeons near Dr. Reis
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. Mark Thomas Reis billed Medicare for 8,023 services in 2024
CMS data shows 8,023 Medicare services from Dr. Reis across 8 procedure codes in 2024, for 225 Medicare patients. Medicare paid $25,134 for them. Every service was in an office.
Dr. Reis' Medicare services by type, 2024
- Drugs given in the office7,686
- Office and hospital visits242
- Surgery95
Dr. Reis compared with the California median for orthopedic surgeons, 2024
- Dr. Reis
- California median
- Medicare services
- 8,023vs 68311.7 times
- Medicare patients
- 225vs 215Close to median
- Part D claims
- 30vs 7057% below
Medians across 1,844 orthopedic surgeons in California with Dmand AI profiles that report each measure.
Dr. Reis' 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. Reis?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Reis and other orthopedic surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark Thomas Reis treated 225 Medicare patients in 2024, average age 73
CMS counts 225 Medicare patients who saw Dr. Reis in 2024. The largest group is 65 to 74, with 113 patients. 75% of them have arthritis, and 75% have high blood pressure. 40% are also on Medicaid. Their average risk score is 1.22, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Reis' median patient age at 57, with 53% women.
Dr. Reis' Medicare patients by age, 2024
Dr. Reis' Medicare patients by sex, 2024
- Women14966%
- Men7634%
Chronic conditions among Dr. Reis' Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol73%
- Mood disorders32%
- Diabetes30%
- Anxiety29%
- Depression27%
- Ischemic heart disease23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Reis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark Thomas Reis wrote 40 Medicare Part D claims in 2024
In 2024, Dr. Reis wrote 40 Medicare Part D claims for 33 patients. 100% of them were for generic drugs. CMS names the drug for 30 of them, across 1 drug with 11 or more claims each, at $214 in total drug cost.
Dr. Reis' 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. Reis' Part D claims, 2024
- Opioids83%33 of 40 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Mark Thomas Reis ranks in the 77th percentile for upper limb (arm) arthroscopy (minimally invasive joint repair) in Medicare
Dr. Reis accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 33 procedures of upper limb (arm) arthroscopy (minimally invasive joint repair) by Dr. Reis, more than 77% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Reis ranks in Medicare procedure volume
- Upper limb (arm) arthroscopy (minimally invasive joint repair)
- 77th percentile33 procedures
- Knee replacement
- 47th percentile16 procedures
- Hip replacement
- 57th percentile14 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Lower limb (leg) arthroscopy (minimally invasive joint repair): 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (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. Mark Thomas Reis received $74 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Reis from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $74.
Companies that paid Dr. Reis the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark Thomas Reis graduated from Feinberg School of Medicine
Dr. Reis graduated from Feinberg School of Medicine in 1986.
- Medical school
- Board certified in orthopaedic surgery
Source: Dmand AI Professional Profile Data
Dr. Mark Thomas Reis accepts plans from 15 insurance carriers
Dr. Reis is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Alliant Health Plans
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Dr. Reis accepts, by number of carriers
- PPO10
- Medicare7
- HMO6
- POS5
- EPO4
Source: Dmand AI Insurance Network Data
Sources for Dr. Mark Thomas Reis'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)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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Mark Thomas Reis
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. Mark Thomas Reis' NPI number?
Dr. Mark Thomas Reis' NPI number is 1982709432. It was assigned on September 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark Thomas Reis?
Dr. Mark Thomas Reis is an orthopedic surgeon in Jackson, California. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Mark Thomas Reis practice?
Dr. Reis practices at 200 Mission Blvd, Jackson, CA 95642. Dr. Reis' primary practice is Sutter Amador Hospital in Jackson, California, part of Sutter Health. Dmand AI also links Dr. Reis to 1 hospital, 5 medical groups and 1 group practice or clinic.
What is Dr. Mark Thomas Reis' office phone number?
The practice phone on file for Dr. Reis is (209) 223-7500.
What is Dr. Mark Thomas Reis' medical license number?
Dr. Reis holds California license G88836, one of the licenses on file in 2 states.
Which states has Dr. Mark Thomas Reis been licensed in?
Dmand AI has state licenses on file for Dr. Reis in California (2010 to 2026) and Washington (1994 to 2013).
Which hospitals is Dr. Mark Thomas Reis affiliated with?
Dr. Reis practices at Sutter Amador Hospital in Jackson, California. Dr. Reis is also affiliated with Banner Lassen Medical Center. Dmand AI links Dr. Reis to 1 more hospital.
What medical group is Dr. Mark Thomas Reis part of?
Dr. Reis is linked to Surgical Affiliates. Dmand AI links Dr. Reis to 5 more medical groups.
Does Dr. Mark Thomas Reis accept Medicare?
Yes. CMS data shows Dr. Reis billed Medicare for 8,023 services in 2024, and Dr. Reis accepts Medicare assignment.
How many Medicare patients does Dr. Mark Thomas Reis see?
CMS counts 225 Medicare patients who saw Dr. Reis in 2024, with an average age of 73.
Show 7 more questionsShow fewer questions
Is Dr. Mark Thomas Reis board certified?
Yes. Dr. Reis is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.
What services does Dr. Mark Thomas Reis bill to Medicare?
In 2024, Dr. Reis' most billed Medicare services were injected or infused drug (J1010), office visit, established patient (99213) and surgery: bones and joints (20610).
Where did Dr. Mark Thomas Reis go to medical school?
Dr. Reis graduated from Feinberg School of Medicine in 1986.
What drugs does Dr. Mark Thomas Reis prescribe most?
In 2024 Medicare Part D data, Dr. Reis' most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Mark Thomas Reis received payments from drug or device companies?
CMS Open Payments shows $74 in general payments to Dr. Reis from 1 company from 2024 to 2024. The largest total came from Stryker Corporation.
How long has Dr. Mark Thomas Reis been practicing?
Dr. Reis graduated from medical school in 1986, 40 years ago.
What insurance does Dr. Mark Thomas Reis accept?
Dr. Reis is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
Selling to orthopaedic surgery practices?
See orthopedic surgeons in California 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