Mark Greenwald
- Hospital affiliations
- 2
- Industry payments
- $122
- Medical groups
- 4
- State licenses
- 2
- Year NPI issued
- 2006
- Practice address
- 777 Bannock St, Denver, CO 80204
- Practice phone
- Call (303) 602-4935
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Mark Greenwald'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.
Mark Greenwald is an ophthalmologist in Denver, Colorado
Mark Greenwald practices at Denver Health Medical Center in Denver, Colorado, part of Denver Health and Hospital Authority.
Mark Greenwald's NPI, 1720144975, was assigned on December 29, 2006. Mark Greenwald holds Colorado license DR.0070955.
- NPI
- 1720144975NPI Registry (opens in a new tab)
- NPI enumeration date
- December 29, 2006
- NPI status
- Active
- Practice phone
- (303) 602-4935
- 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
Mark Greenwald practices at Denver Health Medical Center in Denver, Colorado
Mark Greenwald's primary practice is Denver Health Medical Center, at 777 Bannock St, Denver, CO 80204 in Denver County. The practice phone is (303) 602-4935.
- Denver Health Medical Center777 Bannock St, Denver, CO 80204 · Denver CountyPhone(303) 602-4935
Source: Dmand AI Affiliation Data
Mark Greenwald is affiliated with 2 sites of care and 4 medical groups
Mark Greenwald's primary practice is Denver Health Medical Center in Denver, Colorado, part of Denver Health and Hospital Authority. Mark Greenwald is also affiliated with University of Chicago Medical Center. The medical group on file is Denver Health. Dmand AI also links Mark Greenwald to 3 more medical groups, each named with a free account. Mark Greenwald's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Mark Greenwald's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mark Greenwald practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Denver Health Medical Center | Available with a free account |
| +1 more site and 3 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 Denver Health and Hospital Authority and 6.2K+ hospitals, with verified contacts in the same login.
Mark Greenwald is one of 258 ophthalmologists in Colorado
Ophthalmology is Mark Greenwald's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dmand AI has Mark Greenwald's licenses on file in 2 states: Colorado and Illinois.
Specialties and state licenses
- Ophthalmology, ColoradoPrimary
- Illinois license
Ophthalmologists near Mark Greenwald
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
Mark Greenwald's patients have a median age of 13
Across all payers, Dmand AI patient panel data puts Mark Greenwald's median patient age at 13, with 33% women.
Mark Greenwald's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 13
Patient panel by sex, all payers
- Women33%
- Men67%
Source: Dmand AI Patient Panel Data
Mark Greenwald received $122 in industry payments from 2019 to 2021
CMS Open Payments shows 3 general payments to Mark Greenwald from 2 drug and device companies from 2019 to 2021. Education make up the largest share, 84% of the total. Alkermes, Inc. paid the most, $103.
General payments to Mark Greenwald by program year, 2019 to 2021
General payments to Mark Greenwald by kind, 2019 to 2021
- Education$10384%
- Food and beverage$1916%
Companies that paid Mark Greenwald the most, 2019 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Mark Greenwald'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 |
| 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 Mark Greenwald
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mark Greenwald's NPI number?
Mark Greenwald's NPI number is 1720144975. It was assigned on December 29, 2006, and it is active in the NPI Registry.
What does Mark Greenwald specialize in?
Mark Greenwald is an ophthalmologist in Denver, Colorado. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Mark Greenwald practice?
Mark Greenwald practices at 777 Bannock St, Denver, CO 80204. Mark Greenwald's primary practice is Denver Health Medical Center in Denver, Colorado, part of Denver Health and Hospital Authority. Dmand AI also links Mark Greenwald to 3 medical groups.
What is Mark Greenwald's office phone number?
The practice phone on file for Mark Greenwald is (303) 602-4935.
What is Mark Greenwald's medical license number?
Mark Greenwald holds Colorado license DR.0070955, one of the licenses on file in 2 states.
Which states has Mark Greenwald been licensed in?
Dmand AI has state licenses on file for Mark Greenwald in Colorado and Illinois.
Which hospitals is Mark Greenwald affiliated with?
Mark Greenwald practices at Denver Health Medical Center in Denver, Colorado. Mark Greenwald is also affiliated with University of Chicago Medical Center.
What medical group is Mark Greenwald part of?
Mark Greenwald is linked to Denver Health. Dmand AI links Mark Greenwald to 3 more medical groups.
Has Mark Greenwald received payments from drug or device companies?
CMS Open Payments shows $122 in general payments to Mark Greenwald from 2 companies from 2019 to 2021. The largest total came from Alkermes, Inc.
How long has Mark Greenwald been practicing?
Mark Greenwald's NPI was assigned in 2006.
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