Clin Child Psychol Psychiatry
CatatoniaMood DisordersPsychotic Disorders
Dr. Evan Marshall Gregg, MD
NPI1386207231
- Publications
- 1
- Industry payments
- $44
- State licenses
- 2
- Year NPI issued
- 2019
- Practice address
- 7703 Floyd Curl Drive, San Antonio, TX 78229-3900
- Practice phone
- Call (210) 567-5742
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Gregg's professional email, personal email and mobile number
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Dr. Evan Marshall Gregg is a general practice physician in San Antonio, Texas
Dr. Gregg practices in San Antonio, Texas.
Dr. Gregg's NPI, 1386207231, was assigned on April 17, 2019. Dr. Gregg graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2019. Dr. Gregg holds Virginia license 0101271212.
NPI and contact details
- NPI
- 1386207231NPI Registry (opens in a new tab)
- NPI enumeration date
- April 17, 2019
- NPI status
- Active
- Practice phone
- (210) 567-5742
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Evan Marshall Gregg's practice address is in San Antonio, Texas
Dr. Gregg's practice address in the NPI Registry is 7703 Floyd Curl Drive, San Antonio, TX 78229-3900. The practice phone is (210) 567-5742.
- NPI Registry address7703 Floyd Curl Drive, San Antonio, TX 78229-3900Phone(210) 567-5742
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Evan Marshall Gregg's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gregg practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Gregg's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Evan Marshall Gregg is one of 800 general practice physicians in Texas
General practice is Dr. Gregg's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Gregg is board certified in psychiatry by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Gregg's licenses on file in 2 states: Virginia and Texas.
Specialties and state licenses
- General practice, VirginiaPrimary
- Student in an organized health care education/training program, Texas
General practice physicians near Dr. Gregg
Counts of general practice physicians 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. Evan Marshall Gregg has 1 publication on record
Dmand AI links 1 paper to Dr. Gregg in 2023. Dr. Gregg's most frequent co-authors are Caitlin Leigh Castle, Tracy Lynn Schillerstrom, MD and Saadia Zaki, MD.
Papers1
Dr. Gregg's most frequent co-authors
- Caitlin Leigh Castle1 shared paper
- Tracy Lynn Schillerstrom, MD1 shared paper
- Saadia Zaki, MD1 shared paper
Recent publications by Dr. Gregg
See who Dr. Gregg researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gregg works with, so you can find a warm path to the right general practice physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Evan Marshall Gregg received $44 in industry payments in 2024
CMS Open Payments shows 2 general payments to Dr. Gregg from 2 drug and device companies in 2024. Food and beverage make up the largest share, 100% of the total. Supernus Pharmaceuticals, Inc. paid the most, $28.
Companies that paid Dr. Gregg the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Evan Marshall Gregg graduated from Uniformed Services University, F. Edward Hebert School of Medicine
Dr. Gregg graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2019.
- Medical school
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Sources for Dr. Evan Marshall Gregg'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 |
| 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 Dr. Evan Marshall Gregg
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. Evan Marshall Gregg's NPI number?
Dr. Evan Marshall Gregg's NPI number is 1386207231. It was assigned on April 17, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Evan Marshall Gregg?
Dr. Evan Marshall Gregg is a general practice physician in San Antonio, Texas. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Evan Marshall Gregg practice?
Dr. Gregg practices at 7703 Floyd Curl Drive, San Antonio, TX 78229-3900.
What is Dr. Evan Marshall Gregg's office phone number?
The practice phone on file for Dr. Gregg is (210) 567-5742.
What is Dr. Evan Marshall Gregg's medical license number?
Dr. Gregg holds Virginia license 0101271212, one of the licenses on file in 2 states.
Which states has Dr. Evan Marshall Gregg been licensed in?
Dmand AI has state licenses on file for Dr. Gregg in Virginia (2020 to 2026) and Texas.
Is Dr. Evan Marshall Gregg board certified?
Yes. Dr. Gregg is board certified in psychiatry by the American Board of Psychiatry and Neurology.
Where did Dr. Evan Marshall Gregg go to medical school?
Dr. Gregg graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2019.
Has Dr. Evan Marshall Gregg received payments from drug or device companies?
CMS Open Payments shows $44 in general payments to Dr. Gregg from 2 companies from 2024 to 2024. The largest total came from Supernus Pharmaceuticals, Inc.
How long has Dr. Evan Marshall Gregg been practicing?
Dr. Gregg graduated from medical school in 2019, 7 years ago.
Does Dr. Evan Marshall Gregg do research?
Dmand AI links 1 publication to Dr. Gregg.
Who does Dr. Evan Marshall Gregg publish with?
Dr. Gregg's most frequent co-authors are Caitlin Leigh Castle (1 shared paper), Tracy Lynn Schillerstrom, MD (1 shared paper) and Saadia Zaki, MD (1 shared paper).
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