Dr. Fay E. Simon, MD
- Medicare services, 2020
- 26
- Part D claims, 2024
- 451
- Hospital affiliations
- 2
- Industry payments
- $3,446
- Medical groups
- 3
- Practice address
- 5016 S Us Highway 75, Denison, TX 75020
- Practice phone
- Call (903) 416-4000
- 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
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Dr. Fay E. Simon is an internist in Denison, Texas
Dr. Simon practices at Texoma Medical Center in Denison, Texas, part of Universal Health Services.
Dr. Simon's NPI, 1700830171, was assigned on May 20, 2006. Dr. Simon holds Texas license M2109.
- NPI
- 1700830171NPI Registry (opens in a new tab)
- NPI enumeration date
- May 20, 2006
- NPI status
- Active
- Practice phone
- (903) 416-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Fay E. Simon practices at Texoma Medical Center in Denison, Texas
Dr. Simon's primary practice is Texoma Medical Center, at 5016 S Us Highway 75, Denison, TX 75020 in Grayson County. The practice phone is (903) 416-4000.
- Texoma Medical Center5016 S Us Highway 75, Denison, TX 75020 · Grayson CountyPhone(903) 416-4000
Source: Dmand AI Affiliation Data
Dr. Fay E. Simon is affiliated with 2 sites of care and 3 medical groups
Dr. Simon's primary practice is Texoma Medical Center in Denison, Texas, part of Universal Health Services. Dr. Simon is also affiliated with Methodist Dallas Medical Center. The medical group on file is Methodist Medical Group. Dmand AI also links Dr. Simon to 2 more 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. Fay E. Simon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Simon practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Texoma Medical Center | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Fay E. Simon is one of 8,437 internists in Texas
Internal medicine is Dr. Simon's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Simon is licensed in Texas.
Specialties and state licenses
- Internal medicine, TexasPrimary
Internists near Dr. Simon
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. Fay E. Simon billed Medicare for 26 services in 2020
CMS data shows 26 Medicare services from Dr. Simon across 1 procedure code in 2020. Medicare paid $1,556 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Simon's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 722020: 2664%
Dr. Simon compared with the Texas median for internists, 2020
- Dr. Simon
- Texas median
- Medicare services
- 26vs 53995% below
- Part D claims
- 153vs 28947% below
Medians across 7,794 internists in Texas with Dmand AI profiles that report each measure.
Dr. Simon's most billed Medicare procedure codes, 2020
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 internists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Fay E. Simon's patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Dr. Simon's median patient age at 59, with 75% women.
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 59
Patient panel by sex, all payers
- Women75%
- Men22%
Source: Dmand AI Patient Panel Data
Dr. Fay E. Simon wrote 451 Medicare Part D claims in 2024
In 2024, Dr. Simon wrote 451 Medicare Part D claims for 41 patients. 83% of them were for generic drugs. CMS names the drug for 153 of them, across 11 drugs with 11 or more claims each, at $4,241 in total drug cost. In 2023, CMS named 119 claims across 9 drugs.
Dr. Simon's Part D claims by kind of drug, 2024
- Generic374 claims83%
- Brand-name63 claims14%
- Other14 claims3%
Dr. Simon'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. Simon's Part D claims, 2024
- Opioids8%35 of 451 claims
- Antibiotics4%18 of 451 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: 1192024: 15329%
Drugs named by CMS: 11 in 2024, 9 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
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Dr. Fay E. Simon received $3,446 in industry payments from 2016 to 2019
CMS Open Payments shows 211 general payments to Dr. Simon from 24 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $541.
General payments to Dr. Simon by program year, 2016 to 2019
Companies that paid Dr. Simon the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Fay E. 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 Data |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Fay E. 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. Fay E. Simon's NPI number?
Dr. Fay E. Simon's NPI number is 1700830171. It was assigned on May 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Fay E. Simon?
Dr. Fay E. Simon is an internist in Denison, Texas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Fay E. Simon practice?
Dr. Simon practices at 5016 S Us Highway 75, Denison, TX 75020. Dr. Simon's primary practice is Texoma Medical Center in Denison, Texas, part of Universal Health Services. Dmand AI also links Dr. Simon to 2 medical groups.
What is Dr. Fay E. Simon's office phone number?
The practice phone on file for Dr. Simon is (903) 416-4000.
What is Dr. Fay E. Simon's medical license number?
Dr. Simon holds Texas license M2109.
Which hospitals is Dr. Fay E. Simon affiliated with?
Dr. Simon practices at Texoma Medical Center in Denison, Texas. Dr. Simon is also affiliated with Methodist Dallas Medical Center.
What medical group is Dr. Fay E. Simon part of?
Dr. Simon is linked to Methodist Medical Group. Dmand AI links Dr. Simon to 2 more medical groups.
Does Dr. Fay E. Simon accept Medicare?
Yes. CMS data shows Dr. Simon billed Medicare for 26 services in 2020.
What services does Dr. Fay E. Simon bill to Medicare?
In 2020, Dr. Simon's most billed Medicare services were hospital inpatient care (99232).
What drugs does Dr. Fay E. Simon prescribe most?
In 2024 Medicare Part D data, Dr. Simon's most prescribed drugs by claims were Levothyroxine Sodium, Pravastatin Sodium and Atorvastatin Calcium.
Has Dr. Fay E. Simon received payments from drug or device companies?
CMS Open Payments shows $3,446 in general payments to Dr. Simon from 24 companies from 2016 to 2019. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Fay E. Simon been practicing?
Dr. Simon's NPI was assigned in 2006.
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