Timothy Allen Ko, RPAC
- Medicare services, 2024
- 16
- Medicare patients, 2024
- 51
- Part D claims, 2024
- 83
- Hospital affiliations
- 2
- Industry payments
- $1,606
- Practice address
- 1 Medical Center Boulevard, Cookeville, TN 38501
- Practice phone
- Call (931) 783-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Timothy Ko's professional email, personal email and mobile number
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Timothy Allen Ko is a physician assistant in Cookeville, Tennessee
Timothy Ko practices at Cookeville Regional Medical Center in Cookeville, Tennessee, part of The City of Cookeville.
Timothy Ko's NPI, 1164757258, was assigned on October 7, 2009. Timothy Ko holds New York license 013607.
- NPI
- 1164757258NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123166030
- NPI enumeration date
- October 7, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (931) 783-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Timothy Allen Ko practices at Cookeville Regional Medical Center in Cookeville, Tennessee
Timothy Ko's primary practice is Cookeville Regional Medical Center, at 1 Medical Center Boulevard, Cookeville, TN 38501 in Putnam County. The practice phone is (931) 783-2000.
- Cookeville Regional Medical Center1 Medical Center Boulevard, Cookeville, TN 38501 · Putnam CountyPhone(931) 783-2000
Source: Dmand AI Affiliation Data
Timothy Allen Ko is affiliated with 4 sites of care and 2 medical groups
Timothy Ko's primary practice is Cookeville Regional Medical Center in Cookeville, Tennessee, part of The City of Cookeville. Timothy Ko is also affiliated with Crouse Hospital. The medical group on file is Middle Tennessee Surgical Specialists. Dmand AI also links Timothy Ko to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Timothy Allen Ko's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Timothy Ko practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cookeville Regional Medical Center | Available with a free account |
| +3 more sites and 1 medical group | 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 The City of Cookeville and 6.2K+ hospitals, with verified contacts in the same login.
Timothy Allen Ko is one of 2,573 physician assistants in Tennessee
Physician assistant is Timothy Ko's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Timothy Ko is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Timothy Ko is licensed in New York.
Specialties and state licenses
- Physician assistant, New YorkPrimary
Physician assistants near Timothy Ko
Counts of physician assistants 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
Timothy Allen Ko billed Medicare for 16 services in 2024
CMS data shows 16 Medicare services from Timothy Ko across 1 procedure code in 2024, for 51 Medicare patients. Medicare paid $1,500 for them. Every service was in a facility, such as a hospital, rather than an office.
Timothy Ko compared with the Tennessee median for physician assistants, 2024
- Timothy Ko
- Tennessee median
- Medicare services
- 16vs 14489% below
- Medicare patients
- 51vs 12660% below
- Part D claims
- 47vs 21878% below
Medians across 1,758 physician assistants in Tennessee with Dmand AI profiles that report each measure.
Timothy Ko'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Timothy Allen Ko treated 51 Medicare patients in 2024, average age 73
CMS counts 51 Medicare patients who saw Timothy Ko in 2024. The largest group is 65 to 74, with 23 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 29% are also on Medicaid. Their average risk score is 1.88, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Timothy Ko's median patient age at 62, with 47% women.
Timothy Ko's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Timothy Ko's Medicare patients by sex, 2024
- Women2957%
- Men2243%
Chronic conditions among Timothy Ko's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis69%
- Anxiety59%
- Stroke or TIA51%
- Mood disorders47%
- Depression45%
- Diabetes43%
Share of Medicare patients with each condition. A patient can have several.
Timothy Ko's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women47%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Timothy Allen Ko wrote 83 Medicare Part D claims in 2024
In 2024, Timothy Ko wrote 83 Medicare Part D claims for 50 patients. 99% of them were for generic drugs. CMS names the drug for 47 of them, across 2 drugs with 11 or more claims each, at $296 in total drug cost.
Timothy Ko's Part D claims by kind of drug, 2024
- Generic82 claims99%
- Brand-name and other1 claims1%
Timothy Ko'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 Timothy Ko's Part D claims, 2024
- Opioids47%39 of 83 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
How Timothy Allen Ko takes part in Medicare
Timothy Ko 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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Timothy Allen Ko received $1,606 in industry payments in 2025
CMS Open Payments shows 19 general payments to Timothy Ko from 4 drug and device companies in 2025. Food and beverage make up the largest share, 67% of the total. Intrinsic Therapeutics paid the most, $1,421.
General payments to Timothy Ko by kind, 2025 to 2025
- Food and beverage$1,07167%
- Travel and lodging$53533%
Companies that paid Timothy Ko the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Timothy Allen Ko is board certified in certified physician assistant
Timothy Ko is a member of AAPA.
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Timothy Allen Ko'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 Timothy Allen Ko
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Timothy Allen Ko's NPI number?
Timothy Allen Ko's NPI number is 1164757258. It was assigned on October 7, 2009, and it is active in the NPI Registry.
What does Timothy Allen Ko specialize in?
Timothy Allen Ko is a physician assistant in Cookeville, Tennessee. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Timothy Allen Ko practice?
Timothy Ko practices at 1 Medical Center Boulevard, Cookeville, TN 38501. Timothy Ko's primary practice is Cookeville Regional Medical Center in Cookeville, Tennessee, part of The City of Cookeville. Dmand AI also links Timothy Ko to 2 group practices and clinics and 1 medical group.
What is Timothy Allen Ko's office phone number?
The practice phone on file for Timothy Ko is (931) 783-2000.
What is Timothy Allen Ko's medical license number?
Timothy Ko holds New York license 013607.
Which hospitals is Timothy Allen Ko affiliated with?
Timothy Ko practices at Cookeville Regional Medical Center in Cookeville, Tennessee. Timothy Ko is also affiliated with Crouse Hospital.
What medical group is Timothy Allen Ko part of?
Timothy Ko is linked to Middle Tennessee Surgical Specialists. Dmand AI links Timothy Ko to 1 more medical group.
Does Timothy Allen Ko accept Medicare?
Yes. CMS data shows Timothy Ko billed Medicare for 16 services in 2024, and Timothy Ko accepts Medicare assignment.
How many Medicare patients does Timothy Allen Ko see?
CMS counts 51 Medicare patients who saw Timothy Ko in 2024, with an average age of 73.
Is Timothy Allen Ko board certified?
Yes. Timothy Ko is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
Show 4 more questionsShow fewer questions
What services does Timothy Allen Ko bill to Medicare?
In 2024, Timothy Ko's most billed Medicare services were hospital inpatient care (99223).
What drugs does Timothy Allen Ko prescribe most?
In 2024 Medicare Part D data, Timothy Ko's most prescribed drugs by claims were Oxycodone HCl and Dexamethasone.
Has Timothy Allen Ko received payments from drug or device companies?
CMS Open Payments shows $1,606 in general payments to Timothy Ko from 4 companies from 2025 to 2025. The largest total came from Intrinsic Therapeutics.
How long has Timothy Allen Ko been practicing?
Timothy Ko graduated from medical school in 2009, 17 years ago.
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