J Pharmacol Exp Ther
AcetaminophenAsthmaCytochrome P-450 Enzyme System
Dr. Gregory James Smith Jr., MD
NPI1578515821
- Part D claims, 2024
- 261
- Publications
- 8
- Industry payments
- $897
- Affiliated sites
- 2
- Medical group
- 1
- Practice address
- 840 Dr Martin Luther King Jr St N, Saint Petersburg, FL 33705
- Practice phone
- Call (866) 793-4591
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St. Petersburg VA Clinic
VA Clinic / Health Facility · Saint Petersburg, Florida
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Dr. Gregory James Smith Jr. is an internist in Saint Petersburg, Florida
Dr. Smith practices at St. Petersburg VA Clinic in Saint Petersburg, Florida.
Dr. Smith's NPI, 1578515821, was assigned on May 16, 2006. Dr. Smith graduated from Georgetown University School Of Medicine in 1995. Dr. Smith holds Florida license ME86021.
NPI and contact details
- NPI
- 1578515821NPI Registry (opens in a new tab)
- NPI enumeration date
- May 16, 2006
- NPI status
- Active
- Practice phone
- (866) 793-4591
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Gregory James Smith Jr. practices at St. Petersburg VA Clinic in Saint Petersburg, Florida
Dr. Smith's primary practice is St. Petersburg VA Clinic, at 840 Dr Martin Luther King Jr St N, Saint Petersburg, FL 33705. The practice phone is (866) 793-4591.
- St. Petersburg VA Clinic840 Dr Martin Luther King Jr St N, Saint Petersburg, FL 33705Phone(866) 793-4591
Source: Dmand AI Affiliation Data
Dr. Gregory James Smith Jr. is affiliated with 2 sites of care and 1 medical group
Dr. Smith's primary practice is St. Petersburg VA Clinic in Saint Petersburg, Florida. Dmand AI also links Dr. Smith to 1 group practice or clinic and 1 medical group, each named with a free account. Dr. Smith's employer is on file too: a government & correctional health.
St. Petersburg VA ClinicPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gregory James Smith Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Smith practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Petersburg VA Clinic | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gregory James Smith Jr. is one of 9,009 internists in Florida
Internal medicine is Dr. Smith's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Smith's licenses on file in 4 states: Florida, Virginia, District of Columbia and Georgia.
Specialties and state licenses
- Internal medicine, FloridaPrimary
- Virginia license
- District of Columbia license
- Georgia license
Internists near Dr. Smith
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
Dr. Gregory James Smith Jr.'s patients have a median age of 78
Across all payers, Dmand AI patient panel data puts Dr. Smith's median patient age at 78, with 5% women.
Dr. Smith's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women5%
- Men94%
Source: Dmand AI Patient Panel Data
Dr. Gregory James Smith Jr. wrote 261 Medicare Part D claims in 2024
In 2024, Dr. Smith wrote 261 Medicare Part D claims for 30 patients. 99% of them were for generic drugs. CMS names the drug for 127 of them, across 7 drugs with 11 or more claims each, at $745 in total drug cost. In 2023, CMS named 97 claims across 6 drugs.
Part D claims, 2024261
Drugs named by CMS7
Total drug cost$745
Part D patients30
Dr. Smith's Part D claims by kind of drug, 2024
- Generic258 claims99%
- Brand-name and other3 claims1%
Dr. Smith's most prescribed drugs by claims, 2024
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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 972024: 12731%
Drugs named by CMS: 7 in 2024, 6 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Gregory James Smith Jr. has 8 publications on record
Dmand AI links 8 papers to Dr. Smith, published from 2014 to 2016. 2014 was the busiest year, with 2. The most frequent topics are Inhalation Exposure, Acetaminophen and Acrolein. Dr. Smith has published most often in Toxicol Sci. Dr. Smith's most frequent co-authors are John Bradley Morris, MD, Michelle M. Cloutier, MD and Lu Fan, MD.
Papers8
Years published2014 to 2016
Dr. Smith's papers by year, 2014 to 2016
Topics Dr. Smith writes about most
- Inhalation Exposure
- Acetaminophen
- Acrolein
- Mice, Inbred C57BL
- Nasal Cavity
- Rats, Inbred F344
- Respiratory Mucosa
- Respiratory System
Dr. Smith's most frequent co-authors
- John Bradley Morris, MD6 shared papers
- Michelle M. Cloutier, MD1 shared paper
- Lu Fan, MD1 shared paper
Recent publications by Dr. Smith
Environ Health Perspect
AcetaminophenAnalgesics, Non-NarcoticGlutamate-Cysteine Ligase
AcroleinCotinineIrritants
AcroleinAir PollutantsBronchi
AntioxidantsGlutathioneInhalation Exposure
See who Dr. Smith researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Smith works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Gregory James Smith Jr. received $897 in industry payments from 2021 to 2023
CMS Open Payments shows 2 general payments to Dr. Smith from 2 drug and device companies from 2021 to 2023. Travel and lodging make up the largest share, 97% of the total. ImmunoGen, Inc. paid the most, $873.
General payments to Dr. Smith by program year, 2021 to 2023
General payments to Dr. Smith by kind, 2021 to 2023
$897in total
- Travel and lodging$87397%
- Food and beverage$243%
Companies that paid Dr. Smith the most, 2021 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gregory James Smith Jr. graduated from Georgetown University School Of Medicine
Dr. Smith graduated from Georgetown University School Of Medicine in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gregory James Smith Jr.'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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (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) |
| 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. Gregory James Smith Jr.
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. Gregory James Smith Jr.'s NPI number?
Dr. Gregory James Smith Jr.'s NPI number is 1578515821. It was assigned on May 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory James Smith Jr.?
Dr. Gregory James Smith Jr. is an internist in Saint Petersburg, Florida. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Gregory James Smith Jr. practice?
Dr. Smith practices at 840 Dr Martin Luther King Jr St N, Saint Petersburg, FL 33705. Dr. Smith's primary practice is St. Petersburg VA Clinic in Saint Petersburg, Florida. Dmand AI also links Dr. Smith to 1 group practice or clinic and 1 medical group.
What is Dr. Gregory James Smith Jr.'s office phone number?
The practice phone on file for Dr. Smith is (866) 793-4591.
What is Dr. Gregory James Smith Jr.'s medical license number?
Dr. Smith holds Florida license ME86021, one of the licenses on file in 4 states.
Which states has Dr. Gregory James Smith Jr. been licensed in?
Dmand AI has state licenses on file for Dr. Smith in Florida (2002 to 2027), Virginia (2001 to 2014), District of Columbia (1999 to 2002) and Georgia (1997 to 1999).
Where did Dr. Gregory James Smith Jr. go to medical school?
Dr. Smith graduated from Georgetown University School Of Medicine in 1995.
What drugs does Dr. Gregory James Smith Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Smith's most prescribed drugs by claims were Tamsulosin HCl, Lisinopril and Atorvastatin Calcium.
Has Dr. Gregory James Smith Jr. received payments from drug or device companies?
CMS Open Payments shows $897 in general payments to Dr. Smith from 2 companies from 2021 to 2023. The largest total came from ImmunoGen, Inc.
How long has Dr. Gregory James Smith Jr. been practicing?
Dr. Smith graduated from medical school in 1995, 31 years ago.
Does Dr. Gregory James Smith Jr. do research?
Dmand AI links 8 publications to Dr. Smith, published from 2014 to 2016.
Who does Dr. Gregory James Smith Jr. publish with?
Dr. Smith's most frequent co-authors are John Bradley Morris, MD (6 shared papers), Michelle M. Cloutier, MD (1 shared paper) and Lu Fan, MD (1 shared paper).
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