Robert Geis II
- Publications
- 2
- Hospital affiliations
- 1
- Industry payments
- $2,497
- State licenses
- 3
- Year NPI issued
- 2017
- Practice address
- 751 Medical Center Court, Chula Vista, CA 91911
- Practice phone
- Call (619) 502-5800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Robert Geis' 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 Geis II is an internist in Chula Vista, California
Robert Geis practices at Sharp Chula Vista Medical Center in Chula Vista, California, part of Sharp HealthCare.
Robert Geis' NPI, 1225576531, was assigned on February 7, 2017. Robert Geis graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2017. Robert Geis' California license number on file is A172107.
- NPI
- 1225576531NPI Registry (opens in a new tab)
- NPI enumeration date
- February 7, 2017
- NPI status
- Active
- Practice phone
- (619) 502-5800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Robert Geis II practices at Sharp Chula Vista Medical Center in Chula Vista, California
Robert Geis' primary practice is Sharp Chula Vista Medical Center, at 751 Medical Center Court, Chula Vista, CA 91911 in San Diego County. The practice phone is (619) 502-5800.
- Sharp Chula Vista Medical Center751 Medical Center Court, Chula Vista, CA 91911 · San Diego CountyPhone(619) 502-5800
Source: Dmand AI Affiliation Data
Robert Geis II is affiliated with 1 site of care
Robert Geis' primary practice is Sharp Chula Vista Medical Center in Chula Vista, California, part of Sharp HealthCare.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Robert Geis II's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Robert Geis practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sharp Chula Vista Medical Center | 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 Sharp HealthCare and 6.2K+ hospitals, with verified contacts in the same login.
Robert Geis II is one of 16,751 internists in California
Internal medicine is Robert Geis' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Robert Geis is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Robert Geis' licenses on file in 3 states: California, Pennsylvania and Virginia.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Pennsylvania license
- Virginia license
Internists near Robert Geis
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
Robert Geis II's patients have a median age of 54
Across all payers, Dmand AI patient panel data puts Robert Geis' median patient age at 54, with 56% women.
Robert Geis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women56%
- Men44%
Source: Dmand AI Patient Panel Data
Robert Geis II has 2 publications on record
Dmand AI links 2 papers to Robert Geis in 2024. Robert Geis has published most often in Mil Med. Robert Geis' most frequent co-authors are Anthony Joon Choi, MD, Ryan Kyu Choi, DO and Adrianna Isabel Kyle, DO.
Robert Geis' most frequent co-authors
- Anthony Joon Choi, MD1 shared paper
- Ryan Kyu Choi, DO1 shared paper
- Adrianna Isabel Kyle, DO1 shared paper
Recent publications by Robert Geis
See who Robert Geis researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Robert Geis works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Robert Geis II received $2,497 in industry payments from 2023 to 2025
CMS Open Payments shows 36 general payments to Robert Geis from 11 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 88% of the total. Abiomed paid the most, $1,078.
General payments to Robert Geis by program year, 2023 to 2025
General payments to Robert Geis by kind, 2023 to 2025
- Food and beverage$2,18688%
- Education$2118%
- Grants$1004%
Companies that paid Robert Geis the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Robert Geis II graduated from Uniformed Services University, F. Edward Hebert School of Medicine
Robert Geis graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2017. Robert Geis is a member of ACC and ACP.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Sources for Robert Geis II'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 |
| 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) |
| 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 Geis II
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 Geis II's NPI number?
Robert Geis II's NPI number is 1225576531. It was assigned on February 7, 2017, and it is active in the NPI Registry.
What does Robert Geis II specialize in?
Robert Geis II is an internist in Chula Vista, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Robert Geis II practice?
Robert Geis practices at 751 Medical Center Court, Chula Vista, CA 91911. Robert Geis' primary practice is Sharp Chula Vista Medical Center in Chula Vista, California, part of Sharp HealthCare.
What is Robert Geis II's office phone number?
The practice phone on file for Robert Geis is (619) 502-5800.
What is Robert Geis II's medical license number?
Robert Geis' California license number on file is A172107, one of the licenses on file in 3 states.
Which states has Robert Geis II been licensed in?
Dmand AI has state licenses on file for Robert Geis in California (2021 to 2025), Pennsylvania (2025 to 2026) and Virginia (2018 to 2022).
Which hospitals is Robert Geis II affiliated with?
Robert Geis practices at Sharp Chula Vista Medical Center in Chula Vista, California.
Is Robert Geis II board certified?
Yes. Robert Geis is board certified in internal medicine by the American Board of Internal Medicine.
Where did Robert Geis II go to medical school?
Robert Geis graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2017.
Has Robert Geis II received payments from drug or device companies?
CMS Open Payments shows $2,497 in general payments to Robert Geis from 11 companies from 2023 to 2025. The largest total came from Abiomed.
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How long has Robert Geis II been practicing?
Robert Geis graduated from medical school in 2017, 9 years ago.
Does Robert Geis II do research?
Dmand AI links 2 publications to Robert Geis.
Who does Robert Geis II publish with?
Robert Geis' most frequent co-authors are Anthony Joon Choi, MD (1 shared paper), Ryan Kyu Choi, DO (1 shared paper) and Adrianna Isabel Kyle, DO (1 shared paper).
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