Dr. John A. Cowan Sr., MD
- Part D claims, 2018
- 11
- Hospital affiliations
- 1
- Industry payments
- $38
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 960 Joe Frank Harris Parkway, Cartersville, GA 30120
- Practice phone
- Call (470) 490-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Cowan'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. John A. Cowan Sr. is an internist in Cartersville, Georgia
Dr. Cowan practices at Piedmont Cartersville Medical Center in Cartersville, Georgia, part of Piedmont Healthcare.
Dr. Cowan's NPI, 1326142456, was assigned on September 11, 2006. Dr. Cowan holds Georgia license 15363.
- NPI
- 1326142456NPI Registry (opens in a new tab)
- NPI enumeration date
- September 11, 2006
- NPI status
- Active
- Practice phone
- (470) 490-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. John A. Cowan Sr. practices at Piedmont Cartersville Medical Center in Cartersville, Georgia
Dr. Cowan's primary practice is Piedmont Cartersville Medical Center, at 960 Joe Frank Harris Parkway, Cartersville, GA 30120 in Bartow County. The practice phone is (470) 490-1000.
- Piedmont Cartersville Medical Center960 Joe Frank Harris Parkway, Cartersville, GA 30120 · Bartow CountyPhone(470) 490-1000
Source: Dmand AI Affiliation Data
Dr. John A. Cowan Sr. is affiliated with 1 site of care
Dr. Cowan's primary practice is Piedmont Cartersville Medical Center in Cartersville, Georgia, part of Piedmont Healthcare.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John A. Cowan Sr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cowan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Piedmont Cartersville Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Piedmont Healthcare and 6.2K+ hospitals, with verified contacts in the same login.
Dr. John A. Cowan Sr. is one of 3,575 internists in Georgia
Internal medicine is Dr. Cowan's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Cowan is licensed in Georgia.
Specialties and state licenses
- Internal medicine, GeorgiaPrimary
Internists near Dr. Cowan
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. John A. Cowan Sr.'s patients have a median age of 73
Across all payers, Dmand AI patient panel data puts Dr. Cowan's median patient age at 73, with 52% women.
Dr. Cowan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women52%
- Men48%
Source: Dmand AI Patient Panel Data
Dr. John A. Cowan Sr. wrote 11 Medicare Part D claims in 2018
In 2018, Dr. Cowan wrote 11 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $92 in total drug cost.
Dr. Cowan's most prescribed drugs by claims, 2018
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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. John A. Cowan Sr. received $38 in industry payments from 2017 to 2019
CMS Open Payments shows 2 general payments to Dr. Cowan from 2 drug and device companies from 2017 to 2019. Food and beverage make up the largest share, 100% of the total. Lundbeck LLC paid the most, $22.
General payments to Dr. Cowan by program year, 2017 to 2019
Companies that paid Dr. Cowan the most, 2017 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. John A. Cowan Sr.'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 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) |
| 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. John A. Cowan Sr.
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. John A. Cowan Sr.'s NPI number?
Dr. John A. Cowan Sr.'s NPI number is 1326142456. It was assigned on September 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John A. Cowan Sr.?
Dr. John A. Cowan Sr. is an internist in Cartersville, Georgia. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. John A. Cowan Sr. practice?
Dr. Cowan practices at 960 Joe Frank Harris Parkway, Cartersville, GA 30120. Dr. Cowan's primary practice is Piedmont Cartersville Medical Center in Cartersville, Georgia, part of Piedmont Healthcare.
What is Dr. John A. Cowan Sr.'s office phone number?
The practice phone on file for Dr. Cowan is (470) 490-1000.
What is Dr. John A. Cowan Sr.'s medical license number?
Dr. Cowan holds Georgia license 15363.
Which hospitals is Dr. John A. Cowan Sr. affiliated with?
Dr. Cowan practices at Piedmont Cartersville Medical Center in Cartersville, Georgia.
What drugs does Dr. John A. Cowan Sr. prescribe most?
In 2018 Medicare Part D data, Dr. Cowan's most prescribed drugs by claims were Gabapentin.
Has Dr. John A. Cowan Sr. received payments from drug or device companies?
CMS Open Payments shows $38 in general payments to Dr. Cowan from 2 companies from 2017 to 2019. The largest total came from Lundbeck LLC.
How long has Dr. John A. Cowan Sr. been practicing?
Dr. Cowan's NPI was assigned in 2006.
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