Dr. Ephraim Timothy Keng, MD
- Medicare services, 2024
- 1,052
- Medicare patients, 2024
- 212
- Part D claims, 2024
- 7,757
- Hospital affiliations
- 2
- Industry payments
- $2,863
- Practice address
- 100 Park Road, Nocona, TX 76255
- Practice phone
- Call (940) 825-3235
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Keng'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. Ephraim Timothy Keng is an internist in Nocona, Texas
Dr. Keng practices at Nocona General Hospital in Nocona, Texas, part of Nocona General Hospital.
Dr. Keng's NPI, 1457313892, was assigned on April 3, 2006. Dr. Keng graduated from Loyola University of Chicago, Stritch School of Medicine in 1996. Dr. Keng holds Texas license K8776.
- NPI
- 1457313892NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628070836
- NPI enumeration date
- April 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (940) 825-3235
- 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. Ephraim Timothy Keng practices at Nocona General Hospital in Nocona, Texas
Dr. Keng's primary practice is Nocona General Hospital, at 100 Park Road, Nocona, TX 76255 in Montague County. The practice phone is (940) 825-3235.
- Nocona General Hospital100 Park Road, Nocona, TX 76255 · Montague CountyPhone(940) 825-3235
Source: Dmand AI Affiliation Data
Dr. Ephraim Timothy Keng is affiliated with 8 sites of care and 3 medical groups
Dr. Keng's primary practice is Nocona General Hospital in Nocona, Texas, part of Nocona General Hospital. Dr. Keng is also affiliated with Dallas Medical Center. The medical group on file is Premier Hospitalists of North Texas. Dmand AI also links Dr. Keng to 3 more group practices and clinics, 2 skilled nursing facilities, 2 medical groups and 1 physician office, 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. Ephraim Timothy Keng's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Keng practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Nocona General Hospital | Available with a free account |
| +7 more sites and 2 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 Nocona General Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ephraim Timothy Keng is one of 8,437 internists in Texas
Internal medicine is Dr. Keng's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Keng is licensed in Texas.
Specialties and state licenses
- Internal medicine, TexasPrimary
Internists near Dr. Keng
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. Ephraim Timothy Keng billed Medicare for 1,052 services in 2024
CMS data shows 1,052 Medicare services from Dr. Keng across 5 procedure codes in 2024, for 212 Medicare patients. Medicare paid $95,052 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Keng's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,7332024: 1,05239%
Dr. Keng compared with the Texas median for internists, 2024
- Dr. Keng
- Texas median
- Medicare services
- 1,052vs 53995% above
- Medicare patients
- 212vs 19012% above
- Part D claims
- 6,995vs 28924.2 times
Medians across 7,794 internists in Texas with Dmand AI profiles that report each measure.
Dr. Keng'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.
Need commercial claims for Dr. Keng?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Keng and other internists in Texas.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ephraim Timothy Keng treated 212 Medicare patients in 2024, average age 76
CMS counts 212 Medicare patients who saw Dr. Keng in 2024. The largest group is 65 to 74, with 71 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 50% are also on Medicaid. Their average risk score is 2.78, 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. Keng's median patient age at 69, with 52% women.
Dr. Keng's Medicare patients by age, 2024
Dr. Keng's Medicare patients by sex, 2024
- Women11554%
- Men9746%
Chronic conditions among Dr. Keng's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Mood disorders64%
- Depression60%
- Anxiety58%
- Diabetes55%
- Alzheimer's and dementia52%
- Arthritis51%
Share of Medicare patients with each condition. A patient can have several.
Dr. Keng's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ephraim Timothy Keng wrote 7,757 Medicare Part D claims in 2024
In 2024, Dr. Keng wrote 7,757 Medicare Part D claims for 214 patients. 81% of them were for generic drugs. CMS names the drug for 6,995 of them, across 129 drugs with 11 or more claims each, at $372,499 in total drug cost. In 2023, CMS named 4,001 claims across 90 drugs.
Dr. Keng's Part D claims by kind of drug, 2024
- Generic6,316 claims81%
- Brand-name1,376 claims18%
- Other65 claims1%
Dr. Keng'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. Keng's Part D claims, 2024
- Opioids1%79 of 7,757 claims
- Antibiotics3%250 of 7,757 claims
- Antipsychotics, patients 65 and over2%126 of 7,757 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: 4,0012024: 6,99575%
Drugs named by CMS: 129 in 2024, 90 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
How Dr. Ephraim Timothy Keng takes part in Medicare
Dr. Keng accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Ephraim Timothy Keng received $2,863 in industry payments from 2016 to 2025
CMS Open Payments shows 31 general payments to Dr. Keng from 22 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Smith & Nephew, Inc. paid the most, $434.
General payments to Dr. Keng by program year, 2016 to 2025
Companies that paid Dr. Keng 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. Ephraim Timothy Keng graduated from Loyola University of Chicago, Stritch School of Medicine
Dr. Keng graduated from Loyola University of Chicago, Stritch School of Medicine in 1996.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ephraim Timothy Keng'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) |
| 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. Ephraim Timothy Keng
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. Ephraim Timothy Keng's NPI number?
Dr. Ephraim Timothy Keng's NPI number is 1457313892. It was assigned on April 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ephraim Timothy Keng?
Dr. Ephraim Timothy Keng is an internist in Nocona, Texas. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Ephraim Timothy Keng practice?
Dr. Keng practices at 100 Park Road, Nocona, TX 76255. Dr. Keng's primary practice is Nocona General Hospital in Nocona, Texas, part of Nocona General Hospital. Dmand AI also links Dr. Keng to 3 group practices and clinics, 2 skilled nursing facilities, 2 medical groups and 1 physician office.
What is Dr. Ephraim Timothy Keng's office phone number?
The practice phone on file for Dr. Keng is (940) 825-3235.
What is Dr. Ephraim Timothy Keng's medical license number?
Dr. Keng holds Texas license K8776.
Which hospitals is Dr. Ephraim Timothy Keng affiliated with?
Dr. Keng practices at Nocona General Hospital in Nocona, Texas. Dr. Keng is also affiliated with Dallas Medical Center.
What medical group is Dr. Ephraim Timothy Keng part of?
Dr. Keng is linked to Premier Hospitalists of North Texas. Dmand AI links Dr. Keng to 2 more medical groups.
Does Dr. Ephraim Timothy Keng accept Medicare?
Yes. CMS data shows Dr. Keng billed Medicare for 1,052 services in 2024, and Dr. Keng accepts Medicare assignment.
How many Medicare patients does Dr. Ephraim Timothy Keng see?
CMS counts 212 Medicare patients who saw Dr. Keng in 2024, with an average age of 76.
What services does Dr. Ephraim Timothy Keng bill to Medicare?
In 2024, Dr. Keng's most billed Medicare services were hospital inpatient care (99233), nursing facility care (99309) and nursing facility care (99308).
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Where did Dr. Ephraim Timothy Keng go to medical school?
Dr. Keng graduated from Loyola University of Chicago, Stritch School of Medicine in 1996.
What drugs does Dr. Ephraim Timothy Keng prescribe most?
In 2024 Medicare Part D data, Dr. Keng's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Gabapentin.
Has Dr. Ephraim Timothy Keng received payments from drug or device companies?
CMS Open Payments shows $2,863 in general payments to Dr. Keng from 22 companies from 2016 to 2025. The largest total came from Smith & Nephew, Inc.
How long has Dr. Ephraim Timothy Keng been practicing?
Dr. Keng graduated from medical school in 1996, 30 years ago.
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