Focal Ablative Therapy for Renal Cell Carcinoma in Transplant Allograft Kidneys (opens in a new tab)
Urology
Primary practice
Hartford Healthcare Medical Group - HOPD
Acute Care Hospital outpatient department · Southington, Connecticut
Find Dr. Griffith'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.
Dr. Griffith practices at Hartford Healthcare Medical Group - HOPD in Southington, Connecticut.
Dr. Griffith's NPI, 1578805164, was assigned on March 21, 2013. Dr. Griffith holds Connecticut license 57248.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Griffith's primary practice is Hartford Healthcare Medical Group - HOPD, at 462 Queen St, Southington, CT 06489.
Source: Dmand AI Affiliation Data
Dr. Griffith's primary practice is Hartford Healthcare Medical Group - HOPD in Southington, Connecticut. Dr. Griffith is also affiliated with Hartford Hospital. The medical group on file is Hartford HealthCare Medical Group Specialists. Dmand AI also links Dr. Griffith to 2 more hospitals, 3 medical groups and 2 group practices and clinics, each named with a free account. Dr. Griffith's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Griffith practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hartford Healthcare Medical Group - HOPD | Available with a free account |
| +5 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Urology is Dr. Griffith's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Griffith is licensed in Connecticut.
Counts of urologists 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
CMS data shows 1,100 Medicare services from Dr. Griffith across 17 procedure codes in 2024, for 374 Medicare patients. Medicare paid $67,687 for them.
Medians across 158 urologists in Connecticut with Dmand AI profiles that report each measure.
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Griffith and other urologists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
CMS counts 374 Medicare patients who saw Dr. Griffith in 2024. The largest group is 65 to 74, with 136 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 1.76, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Griffith's median patient age at 67, with 22% women.
Share of Medicare patients with each condition. A patient can have several.
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Median age 67
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
In 2024, Dr. Griffith wrote 2,871 Medicare Part D claims for 650 patients. 88% of them were for generic drugs. CMS names the drug for 2,797 of them, across 28 drugs with 11 or more claims each, at $289,054 in total drug cost. In 2023, CMS named 2,270 claims across 27 drugs.
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Drugs named by CMS: 28 in 2024, 27 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
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 90 out of 100 for Dr. Griffith for performance year 2024, reported as part of a group. Dr. Griffith accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Griffith as offering telehealth.
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Prostate resection: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dmand AI links 3 papers to Dr. Griffith, published from 2016 to 2018. The most frequent topics are Kidney Neoplasms and Kidney Transplantation. Dr. Griffith's most frequent co-authors are Ketan K. Badani, MD, Reza Mehrazin, MD and Michael A. Palese, MD.
Topics Dr. Griffith writes about most
Urology
Am J Transplant
See who Dr. Griffith researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Griffith works with, so you can find a warm path to the right urologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
CMS Open Payments shows 27 general payments to Dr. Griffith from 12 drug and device companies from 2018 to 2023. Food and beverage make up the largest share, 80% of the total. Pfizer Inc. paid the most, $149.
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
| 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 Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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) |
| 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
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Dr. John James Griffith's NPI number is 1578805164. It was assigned on March 21, 2013, and it is active in the NPI Registry.
Dr. John James Griffith is a urologist in Southington, Connecticut. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).
Dr. Griffith practices at 462 Queen St, Southington, CT 06489. Dr. Griffith's primary practice is Hartford Healthcare Medical Group - HOPD in Southington, Connecticut. Dmand AI also links Dr. Griffith to 2 hospitals, 3 medical groups and 2 group practices and clinics.
Dr. Griffith holds Connecticut license 57248.
Dr. Griffith is affiliated with Hartford Hospital. Dmand AI links Dr. Griffith to 2 more hospitals.
Dr. Griffith is linked to Hartford HealthCare Medical Group Specialists. Dmand AI links Dr. Griffith to 3 more medical groups.
Yes. CMS data shows Dr. Griffith billed Medicare for 1,100 services in 2024, and Dr. Griffith accepts Medicare assignment.
Yes. The CMS Doctors and Clinicians file lists Dr. Griffith as offering telehealth services.
Dr. Griffith's MIPS final score for performance year 2024 is 90 out of 100, reported as part of a group.
CMS counts 374 Medicare patients who saw Dr. Griffith in 2024, with an average age of 75.
In 2024, Dr. Griffith's most billed Medicare services were lab and pathology test (81003), office visit, established patient (99213) and office visit, established patient (99214).
In 2024 Medicare Part D data, Dr. Griffith's most prescribed drugs by claims were Tamsulosin HCl, Finasteride and Gemtesa.
CMS Open Payments shows $586 in general payments to Dr. Griffith from 12 companies from 2018 to 2023. The largest total came from Pfizer Inc.
Dr. Griffith graduated from medical school in 2013, 13 years ago.
Dmand AI links 3 publications to Dr. Griffith, published from 2016 to 2018.
Dr. Griffith's most frequent co-authors are Ketan K. Badani, MD (2 shared papers), Reza Mehrazin, MD (2 shared papers) and Michael A. Palese, MD (2 shared papers).
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