Dr. Nathan A. Simon, MD
- Medicare services, 2023
- 11
- Medicare patients, 2024
- 58
- Part D claims, 2016
- 17
- MIPS score, 2024
- 96
- Hospital affiliations
- 2
- Practice address
- 1606 N Seventh St, Terre Haute, IN 47804
- Practice phone
- Call (812) 238-7606
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Simon'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. Nathan A. Simon is an anesthesiologist in Terre Haute, Indiana
Dr. Simon practices at Union Hospital in Terre Haute, Indiana, part of Union Health System.
Dr. Simon's NPI, 1164867966, was assigned on May 7, 2013. Dr. Simon graduated from Indiana University School of Medicine in 2013. Dr. Simon holds Indiana license 01077776A.
- NPI
- 1164867966NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2961719448
- NPI enumeration date
- May 7, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (812) 238-7606
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nathan A. Simon practices at Union Hospital in Terre Haute, Indiana
Dr. Simon's primary practice is Union Hospital, at 1606 N Seventh St, Terre Haute, IN 47804 in Vigo County. The practice phone is (812) 238-7606.
- Union Hospital1606 N Seventh St, Terre Haute, IN 47804 · Vigo CountyPhone(812) 238-7606
Source: Dmand AI Affiliation Data
Dr. Nathan A. Simon is affiliated with 3 sites of care and 4 medical groups
Dr. Simon's primary practice is Union Hospital in Terre Haute, Indiana, part of Union Health System. Dr. Simon is also affiliated with Community Hospital South. The medical group on file is Iceland Anesthesia Management, LLC. Dmand AI also links Dr. Simon to 3 more medical groups and 1 ambulatory surgery center, 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. Nathan A. Simon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Simon practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Union Hospital | Available with a free account |
| +2 more sites and 3 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 Union Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Nathan A. Simon is one of 1,172 anesthesiologists in Indiana
Anesthesiology is Dr. Simon's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dmand AI has Dr. Simon's licenses on file in 2 states: Indiana and Michigan.
Specialties and state licenses
- Anesthesiology, IndianaPrimary
- Student in an organized health care education/training program, Michigan
Anesthesiologists near Dr. Simon
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. Nathan A. Simon billed Medicare for 11 services in 2023
CMS data shows 11 Medicare services from Dr. Simon across 1 procedure code in 2023, for 58 Medicare patients. Medicare paid $93 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Simon's Medicare services by type, 2021 to 2023
- 2021
- 2023
- Tests and treatments
- 2021: 02023: 11
- Anesthesia
- 2021: 132023: 0100%
- Imaging
- 2021: 152023: 0100%
- Surgery
- 2021: 232023: 0100%
Dr. Simon compared with the Indiana median for anesthesiologists, 2023
- Dr. Simon
- Indiana median
- Medicare services
- 11vs 6884% below
- Medicare patients
- 58vs 13256% below
- Part D claims
- 17vs 2326% below
Medians across 1,200 anesthesiologists in Indiana with Dmand AI profiles that report each measure.
Dr. Simon's most billed Medicare procedure codes, 2023
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. Simon and other anesthesiologists in Indiana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nathan A. Simon treated 58 Medicare patients in 2024, average age 75
CMS counts 58 Medicare patients who saw Dr. Simon in 2024. The largest group is 75 to 84, with 29 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.56, 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. Simon's median patient age at 66, with 57% women.
Dr. Simon's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Simon's Medicare patients by sex, 2024
- Women3153%
- Men2747%
Chronic conditions among Dr. Simon's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis69%
- Ischemic heart disease67%
- Chronic kidney disease48%
- Diabetes45%
- Heart failure40%
- Atrial fibrillation36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Simon'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%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nathan A. Simon wrote 17 Medicare Part D claims in 2016
In 2016, Dr. Simon wrote 17 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $123 in total drug cost.
Dr. Simon's most prescribed drugs by claims, 2016
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
Dr. Nathan A. Simon scored 96 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 96 out of 100 for Dr. Simon for performance year 2024, reported through an alternative payment model (APM). Dr. Simon accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Simon's MIPS scores, performance year 2024
- 96of 100Final score
- 88.6of 100Quality
- 100of 100Promoting Interoperability
- 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. Nathan A. Simon received $261 in industry payments from 2017 to 2025
CMS Open Payments shows 6 general payments to Dr. Simon from 4 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $91.
General payments to Dr. Simon by program year, 2017 to 2025
Companies that paid Dr. Simon the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Nathan A. Simon graduated from Indiana University School of Medicine
Dr. Simon graduated from Indiana University School of Medicine in 2013.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Nathan A. Simon'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) |
| 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. Nathan A. Simon
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. Nathan A. Simon's NPI number?
Dr. Nathan A. Simon's NPI number is 1164867966. It was assigned on May 7, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Nathan A. Simon?
Dr. Nathan A. Simon is an anesthesiologist in Terre Haute, Indiana. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Nathan A. Simon practice?
Dr. Simon practices at 1606 N Seventh St, Terre Haute, IN 47804. Dr. Simon's primary practice is Union Hospital in Terre Haute, Indiana, part of Union Health System. Dmand AI also links Dr. Simon to 3 medical groups and 1 ambulatory surgery center.
What is Dr. Nathan A. Simon's office phone number?
The practice phone on file for Dr. Simon is (812) 238-7606.
What is Dr. Nathan A. Simon's medical license number?
Dr. Simon holds Indiana license 01077776A, one of the licenses on file in 2 states.
Which states has Dr. Nathan A. Simon been licensed in?
Dmand AI has state licenses on file for Dr. Simon in Indiana and Michigan.
Which hospitals is Dr. Nathan A. Simon affiliated with?
Dr. Simon practices at Union Hospital in Terre Haute, Indiana. Dr. Simon is also affiliated with Community Hospital South.
What medical group is Dr. Nathan A. Simon part of?
Dr. Simon is linked to Iceland Anesthesia Management, LLC. Dmand AI links Dr. Simon to 3 more medical groups.
Does Dr. Nathan A. Simon accept Medicare?
Yes. CMS data shows Dr. Simon billed Medicare for 11 services in 2023, and Dr. Simon accepts Medicare assignment.
What is Dr. Nathan A. Simon's MIPS score?
Dr. Simon's MIPS final score for performance year 2024 is 96 out of 100, reported through an alternative payment model (APM).
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How many Medicare patients does Dr. Nathan A. Simon see?
CMS counts 58 Medicare patients who saw Dr. Simon in 2024, with an average age of 75.
What services does Dr. Nathan A. Simon bill to Medicare?
In 2023, Dr. Simon's most billed Medicare services were heart test or procedure (93313).
Where did Dr. Nathan A. Simon go to medical school?
Dr. Simon graduated from Indiana University School of Medicine in 2013.
What drugs does Dr. Nathan A. Simon prescribe most?
In 2016 Medicare Part D data, Dr. Simon's most prescribed drugs by claims were Gabapentin.
Has Dr. Nathan A. Simon received payments from drug or device companies?
CMS Open Payments shows $261 in general payments to Dr. Simon from 4 companies from 2017 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Nathan A. Simon been practicing?
Dr. Simon graduated from medical school in 2013, 13 years ago.
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