Robert K. Hartnett, OD
- Industry payments
- $98
- Affiliated sites
- 1
- Medical groups
- 2
- State licenses
- 2
- Year NPI issued
- 2007
- Practice address
- 18813 E 39th S St, Independence, MO 64057
- Practice phone
- Call (816) 795-0011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Visionworks
Independence, Missouri
Find Robert Hartnett'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.
Robert K. Hartnett is an optometrist in Independence, Missouri
Robert Hartnett practices at Visionworks in Independence, Missouri.
Robert Hartnett's NPI, 1104942358, was assigned on March 21, 2007. Robert Hartnett graduated from University of California - School of Optometry in 1983. Robert Hartnett holds Missouri license 2013040186.
- NPI
- 1104942358NPI Registry (opens in a new tab)
- NPI enumeration date
- March 21, 2007
- NPI status
- Active
- Practice phone
- (816) 795-0011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Robert K. Hartnett practices at Visionworks in Independence, Missouri
Robert Hartnett's primary practice is Visionworks, at 18813 E 39th S St, Independence, MO 64057 in Jackson County. The practice phone is (816) 795-0011.
- Visionworks18813 E 39th S St, Independence, MO 64057 · Jackson CountyPhone(816) 795-0011
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Robert K. Hartnett is affiliated with 2 sites of care and 2 medical groups
Robert Hartnett's primary practice is Visionworks in Independence, Missouri. Dmand AI also links Robert Hartnett to 2 medical groups and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Robert K. Hartnett's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Robert Hartnett practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Visionworks | 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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Robert K. Hartnett is one of 866 optometrists in Missouri
Optometrist is Robert Hartnett's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Dmand AI has Robert Hartnett's licenses on file in 2 states: Missouri and California.
Specialties and state licenses
- Optometrist, MissouriPrimary
- California license
Optometrists near Robert Hartnett
Counts of optometrists 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
Robert K. Hartnett's patients have a median age of 56
Across all payers, Dmand AI patient panel data puts Robert Hartnett's median patient age at 56, with 52% women.
Robert Hartnett's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women52%
- Men48%
Source: Dmand AI Patient Panel Data
Robert K. Hartnett received $98 in industry payments in 2025
CMS Open Payments shows 1 general payment to Robert Hartnett from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $98.
Companies that paid Robert Hartnett the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Robert K. Hartnett graduated from University of California - School of Optometry
Robert Hartnett graduated from University of California - School of Optometry in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Robert K. Hartnett'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 |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 Robert K. Hartnett
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Robert K. Hartnett's NPI number?
Robert K. Hartnett's NPI number is 1104942358. It was assigned on March 21, 2007, and it is active in the NPI Registry.
What does Robert K. Hartnett specialize in?
Robert K. Hartnett is an optometrist in Independence, Missouri. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Robert K. Hartnett practice?
Robert Hartnett practices at 18813 E 39th S St, Independence, MO 64057. Robert Hartnett's primary practice is Visionworks in Independence, Missouri. Dmand AI also links Robert Hartnett to 2 medical groups and 1 group practice or clinic.
What is Robert K. Hartnett's office phone number?
The practice phone on file for Robert Hartnett is (816) 795-0011.
What is Robert K. Hartnett's medical license number?
Robert Hartnett holds Missouri license 2013040186, one of the licenses on file in 2 states.
Which states has Robert K. Hartnett been licensed in?
Dmand AI has state licenses on file for Robert Hartnett in Missouri and California.
Where did Robert K. Hartnett go to medical school?
Robert Hartnett graduated from University of California - School of Optometry in 1983.
Has Robert K. Hartnett received payments from drug or device companies?
CMS Open Payments shows $98 in general payments to Robert Hartnett from 1 company from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Robert K. Hartnett been practicing?
Robert Hartnett graduated from medical school in 1983, 43 years ago.
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