J Refract Surg
ActinsCells, CulturedCornea
Dr. John W. Cowden, MD
NPI1790734044
- Medicare services, 2019
- 85
- Part D claims, 2020
- 27
- Publications
- 24
- Industry payments
- $490
- Insurance carriers
- 5
- Practice address
- 1 Hospital Dr, Columbia, MO 65212-0001
- Practice phone
- Call (573) 882-1506
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Cowden'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 W. Cowden is an ophthalmologist in Columbia, Missouri
Dr. Cowden practices in Columbia, Missouri.
Dr. Cowden's NPI, 1790734044, was assigned on May 6, 2006. Dr. Cowden graduated from University Of Michigan Medical School in 1964. Dr. Cowden's Missouri license number on file is 104269.
NPI and contact details
- NPI
- 1790734044NPI Registry (opens in a new tab)
- NPI enumeration date
- May 6, 2006
- NPI status
- Active
- Practice phone
- (573) 882-1506
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1964
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. John W. Cowden's practice address is in Columbia, Missouri
Dr. Cowden's practice address in the NPI Registry is 1 Hospital Dr, Columbia, MO 65212-0001. The practice phone is (573) 882-1506.
- NPI Registry address1 Hospital Dr, Columbia, MO 65212-0001Phone(573) 882-1506
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. John W. Cowden's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cowden practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Cowden's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John W. Cowden is one of 270 ophthalmologists in Missouri
Ophthalmology is Dr. Cowden's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Cowden is board certified in ophthalmology by the American Board of Ophthalmology. Dr. Cowden has a license on file in Missouri.
Specialties and state licenses
- Ophthalmology, MissouriPrimary
Ophthalmologists near Dr. Cowden
Counts of ophthalmologists 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 W. Cowden billed Medicare for 85 services in 2019
CMS data shows 85 Medicare services from Dr. Cowden across 3 procedure codes in 2019. Medicare paid $3,058 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 201985
Paid by Medicare$3,058
Procedure codes3
Dr. Cowden's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 2092019: 7266%
- Imaging
- 2018: 02019: 13
Dr. Cowden compared with the Missouri median for ophthalmologists, 2019
- Dr. Cowden
- Missouri median
- Medicare services
- 85vs 1,58295% below
- Part D claims
- 27vs 70396% below
Medians across 286 ophthalmologists in Missouri with Dmand AI profiles that report each measure.
Dr. Cowden's most billed Medicare procedure codes, 2019
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. Cowden?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Cowden and other ophthalmologists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John W. Cowden's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts Dr. Cowden's median patient age at 68, with 100% women.
Dr. Cowden's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. John W. Cowden wrote 27 Medicare Part D claims in 2020
In 2020, Dr. Cowden wrote 27 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $1,833 in total drug cost. In 2019, CMS named 95 claims across 4 drugs.
Part D claims, 202027
Drugs named by CMS2
Total drug cost$1,833
Dr. Cowden's most prescribed drugs by claims, 2020
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 952020: 2772%
Drugs named by CMS: 2 in 2020, 4 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. John W. Cowden has 24 publications on record
Dmand AI links 24 papers to Dr. Cowden, published from 2009 to 2012. 2011 was the busiest year, with 5. The most frequent topics are Cornea, Rabbits and Corneal Opacity. Dr. Cowden has published most often in Am J Ophthalmol. Dr. Cowden's most frequent co-authors are Ashish Tandon, MD, Jonathan J. Cichocki, MD and William W. Culbertson, MD.
Papers24
Years published2009 to 2012
Dr. Cowden's papers by year, 2009 to 2012
Topics Dr. Cowden writes about most
- Cornea
- Rabbits
- Corneal Opacity
- Myopia
- Postoperative Complications
- Visual Acuity
- Cells, Cultured
- RNA, Messenger
Dr. Cowden's most frequent co-authors
- Ashish Tandon, MD6 shared papers
- Jonathan J. Cichocki, MD1 shared paper
- William W. Culbertson, MD1 shared paper
Recent publications by Dr. Cowden
Base SequenceBlotting, WesternCornea
Invest Ophthalmol Vis Sci
Administration, TopicalApoptosisCicatrix
ApoptosisCell SurvivalCornea
See who Dr. Cowden researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Cowden works with, so you can find a warm path to the right ophthalmologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. John W. Cowden received $490 in industry payments from 2017 to 2019
CMS Open Payments shows 2 general payments to Dr. Cowden from 2 drug and device companies from 2017 to 2019. Entertainment make up the largest share, 68% of the total. Marco Ophthalmic, Inc. paid the most, $333.
General payments to Dr. Cowden by program year, 2017 to 2019
General payments to Dr. Cowden by kind, 2017 to 2019
$490in total
- Entertainment$33368%
- Food and beverage$15732%
Companies that paid Dr. Cowden the most, 2017 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John W. Cowden has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Cowden.
Awards and honors for Dr. Cowden
- Undated
- AAO Fellow
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. John W. Cowden graduated from University Of Michigan Medical School
Dr. Cowden graduated from University Of Michigan Medical School in 1964. Dr. Cowden is a member of AAO and ACS.
- Medical school
- Board certified in ophthalmology
Source: Dmand AI Professional Profile Data
Dr. John W. Cowden accepts plans from 5 insurance carriers
Dr. Cowden is in network with 5 carriers, including Blue Cross Blue Shield of Michigan, Humana and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Humana
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
Plan types Dr. Cowden accepts, by number of carriers
- Medicare5
- PPO5
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. John W. Cowden'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. John W. Cowden
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 W. Cowden's NPI number?
Dr. John W. Cowden's NPI number is 1790734044. It was assigned on May 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John W. Cowden?
Dr. John W. Cowden is an ophthalmologist in Columbia, Missouri. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. John W. Cowden practice?
Dr. Cowden practices at 1 Hospital Dr, Columbia, MO 65212-0001.
What is Dr. John W. Cowden's office phone number?
The practice phone on file for Dr. Cowden is (573) 882-1506.
What is Dr. John W. Cowden's medical license number?
Dr. Cowden's Missouri license number on file is 104269.
Does Dr. John W. Cowden accept Medicare?
Yes. CMS data shows Dr. Cowden billed Medicare for 85 services in 2019.
Is Dr. John W. Cowden board certified?
Yes. Dr. Cowden is board certified in ophthalmology by the American Board of Ophthalmology.
What services does Dr. John W. Cowden bill to Medicare?
In 2019, Dr. Cowden's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and ultrasound (76514).
Where did Dr. John W. Cowden go to medical school?
Dr. Cowden graduated from University Of Michigan Medical School in 1964.
What drugs does Dr. John W. Cowden prescribe most?
In 2020 Medicare Part D data, Dr. Cowden's most prescribed drugs by claims were Fluorometholone and Acyclovir.
Show 5 more questionsShow fewer questions
Has Dr. John W. Cowden received payments from drug or device companies?
CMS Open Payments shows $490 in general payments to Dr. Cowden from 2 companies from 2017 to 2019. The largest total came from Marco Ophthalmic, Inc.
How long has Dr. John W. Cowden been practicing?
Dr. Cowden graduated from medical school in 1964, 62 years ago.
Does Dr. John W. Cowden do research?
Dmand AI links 24 publications to Dr. Cowden, published from 2009 to 2012.
Who does Dr. John W. Cowden publish with?
Dr. Cowden's most frequent co-authors are Ashish Tandon, MD (6 shared papers), Jonathan J. Cichocki, MD (1 shared paper) and William W. Culbertson, MD (1 shared paper).
What insurance does Dr. John W. Cowden accept?
Dr. Cowden is in network with 5 carriers, including Blue Cross Blue Shield of Michigan, Humana and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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