Dr. Robert H. Sigmund, MD
- Medicare services, 2024
- 2,683
- Medicare patients, 2024
- 446
- Part D claims, 2024
- 1,342
- MIPS score, 2024
- 87
- Hospital affiliations
- 4
- Practice address
- 12639 Old Tesson Road, Suite 130, Saint Louis, MO 63128
- Practice phone
- Call (314) 748-4225
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Old Tesson Surgery Center
Surgery Center - Medicare-Certified · Saint Louis, Missouri
Find Dr. Sigmund'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. Robert H. Sigmund is an orthopedic surgeon in Saint Louis, Missouri
Dr. Sigmund practices at Old Tesson Surgery Center in Saint Louis, Missouri.
Dr. Sigmund's NPI, 1447201991, was assigned on May 12, 2006. Dr. Sigmund graduated from Saint Louis University School of Medicine in 1996. Dr. Sigmund holds Missouri license 110388.
- NPI
- 1447201991NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8022024421
- NPI enumeration date
- May 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 748-4225
- 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. Robert H. Sigmund practices at Old Tesson Surgery Center in Saint Louis, Missouri
Dr. Sigmund's primary practice is Old Tesson Surgery Center, at 12639 Old Tesson Road, Suite 130, Saint Louis, MO 63128. The practice phone is (314) 748-4225.
- Old Tesson Surgery Center12639 Old Tesson Road, Suite 130, Saint Louis, MO 63128Phone(314) 748-4225
Source: Dmand AI Affiliation Data
Dr. Robert H. Sigmund is affiliated with 10 sites of care and 3 medical groups
Dr. Sigmund's primary practice is Old Tesson Surgery Center in Saint Louis, Missouri. Dr. Sigmund is also affiliated with Mercy Hospital St. Louis. The medical group on file is CORA Physical Therapy - Ballwin. Dmand AI also links Dr. Sigmund to 3 more hospitals, 3 group practices and clinics, 2 home health agencies and 2 medical groups, 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. Robert H. Sigmund's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sigmund practices, 10 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Old Tesson Surgery Center | Available with a free account |
| +9 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert H. Sigmund is one of 417 orthopedic surgeons in Missouri
Orthopaedic surgery is Dr. Sigmund's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Sigmund is licensed in Missouri.
Specialties and state licenses
- Orthopaedic surgery, MissouriPrimary
Orthopedic surgeons near Dr. Sigmund
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. Robert H. Sigmund billed Medicare for 2,683 services in 2024
CMS data shows 2,683 Medicare services from Dr. Sigmund across 17 procedure codes in 2024, for 446 Medicare patients. Medicare paid $180,316 for them.
Dr. Sigmund's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 2,4142024: 1,22249%
- Imaging
- 2023: 6022024: 52812%
- Office and hospital visits
- 2023: 5402024: 4978%
- Surgery
- 2023: 3892024: 35010%
- Other services
- 2023: 922024: 867%
Where Dr. Sigmund's Medicare services took place, 2024
- In an office2,54495%
- In a facility1395%
Dr. Sigmund compared with the Missouri median for orthopedic surgeons, 2024
- Dr. Sigmund
- Missouri median
- Medicare services
- 2,683vs 8493.2 times
- Medicare patients
- 446vs 23193% above
- Part D claims
- 1,305vs 1568.4 times
Medians across 414 orthopedic surgeons in Missouri with Dmand AI profiles that report each measure.
Dr. Sigmund'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. Sigmund and other orthopedic surgeons in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert H. Sigmund treated 446 Medicare patients in 2024, average age 74
CMS counts 446 Medicare patients who saw Dr. Sigmund in 2024. The largest group is 65 to 74, with 223 patients. 75% of them have arthritis, and 75% have high cholesterol. 4% are also on Medicaid. Their average risk score is 1.08, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Sigmund's median patient age at 70, with 59% women.
Dr. Sigmund's Medicare patients by age, 2024
Dr. Sigmund's Medicare patients by sex, 2024
- Women28063%
- Men16637%
Chronic conditions among Dr. Sigmund's Medicare patients, 2024
- Arthritis75%
- High cholesterol75%
- High blood pressure72%
- Ischemic heart disease28%
- Mood disorders27%
- Depression26%
- Anxiety25%
- Diabetes25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Sigmund's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert H. Sigmund wrote 1,342 Medicare Part D claims in 2024
In 2024, Dr. Sigmund wrote 1,342 Medicare Part D claims for 533 patients. 99% of them were for generic drugs. CMS names the drug for 1,305 of them, across 14 drugs with 11 or more claims each, at $5,306 in total drug cost. In 2023, CMS named 1,139 claims across 13 drugs.
Dr. Sigmund's Part D claims by kind of drug, 2024
- Generic1,332 claims99%
- Brand-name and other10 claims1%
Dr. Sigmund'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. Sigmund's Part D claims, 2024
- Opioids28%372 of 1,342 claims
- Antibiotics45%606 of 1,342 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: 1,1392024: 1,30515%
Drugs named by CMS: 14 in 2024, 13 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. Robert H. Sigmund scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Sigmund for performance year 2024, reported individually. Dr. Sigmund accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 32 procedures of knee replacement by Dr. Sigmund, more than 66% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Sigmund's MIPS scores, performance year 2024
- 87of 100Final score
- 83.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 73of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Sigmund ranks in Medicare procedure volume
- Knee replacement
- 66th percentile32 procedures
- Hip replacement
- 60th percentile16 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)
Upper limb (arm) arthroscopy (minimally invasive joint repair): 1 to 10 procedures (CMS shows small counts as a range)
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. Robert H. Sigmund received $12,589 in industry payments from 2016 to 2025
CMS Open Payments shows 87 general payments to Dr. Sigmund from 20 drug and device companies from 2016 to 2025. Education make up the largest share, 62% of the total. Elite Orthopedics, LLC paid the most, $8,055.
General payments to Dr. Sigmund by program year, 2016 to 2025
General payments to Dr. Sigmund by kind, 2016 to 2025
- Education$7,79162%
- Food and beverage$3,10425%
- Travel and lodging$1,69413%
Companies that paid Dr. Sigmund 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. Robert H. Sigmund graduated from Saint Louis University School of Medicine
Dr. Sigmund graduated from Saint Louis University School of Medicine in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert H. Sigmund'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. Robert H. Sigmund
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. Robert H. Sigmund's NPI number?
Dr. Robert H. Sigmund's NPI number is 1447201991. It was assigned on May 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert H. Sigmund?
Dr. Robert H. Sigmund is an orthopedic surgeon in Saint Louis, Missouri. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Robert H. Sigmund practice?
Dr. Sigmund practices at 12639 Old Tesson Road, Suite 130, Saint Louis, MO 63128. Dr. Sigmund's primary practice is Old Tesson Surgery Center in Saint Louis, Missouri. Dmand AI also links Dr. Sigmund to 3 hospitals, 3 group practices and clinics, 2 home health agencies and 2 medical groups.
What is Dr. Robert H. Sigmund's office phone number?
The practice phone on file for Dr. Sigmund is (314) 748-4225.
What is Dr. Robert H. Sigmund's medical license number?
Dr. Sigmund holds Missouri license 110388.
Which hospitals is Dr. Robert H. Sigmund affiliated with?
Dr. Sigmund is affiliated with Mercy Hospital St. Louis. Dmand AI links Dr. Sigmund to 3 more hospitals.
What medical group is Dr. Robert H. Sigmund part of?
Dr. Sigmund is linked to CORA Physical Therapy - Ballwin. Dmand AI links Dr. Sigmund to 2 more medical groups.
Does Dr. Robert H. Sigmund accept Medicare?
Yes. CMS data shows Dr. Sigmund billed Medicare for 2,683 services in 2024, and Dr. Sigmund accepts Medicare assignment.
What is Dr. Robert H. Sigmund's MIPS score?
Dr. Sigmund's MIPS final score for performance year 2024 is 87 out of 100, reported individually.
How many Medicare patients does Dr. Robert H. Sigmund see?
CMS counts 446 Medicare patients who saw Dr. Sigmund in 2024, with an average age of 74.
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What services does Dr. Robert H. Sigmund bill to Medicare?
In 2024, Dr. Sigmund's most billed Medicare services were injected or infused drug (J0702), injected or infused drug (J7331) and office visit, established patient (99213).
Where did Dr. Robert H. Sigmund go to medical school?
Dr. Sigmund graduated from Saint Louis University School of Medicine in 1996.
What drugs does Dr. Robert H. Sigmund prescribe most?
In 2024 Medicare Part D data, Dr. Sigmund's most prescribed drugs by claims were Amoxicillin, Oxycodone-Acetaminophen and Meloxicam.
Has Dr. Robert H. Sigmund received payments from drug or device companies?
CMS Open Payments shows $12,589 in general payments to Dr. Sigmund from 20 companies from 2016 to 2025. The largest total came from Elite Orthopedics, LLC.
How long has Dr. Robert H. Sigmund been practicing?
Dr. Sigmund graduated from medical school in 1996, 30 years ago.
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