Dr. James Thomas Griscom III, MD

Dr. Griscom practices at Oral Surgical Institute in Nashville, Tennessee.

Dr. Griscom's NPI, 1760989131, was assigned on April 11, 2018. Dr. Griscom graduated from University of South Carolina School of Medicine, Greenville in 2018. Dr. Griscom holds Tennessee license 71267.

Dr. Griscom's primary practice is Oral Surgical Institute, at 410 42nd Avenue North, Suite 300, Nashville, TN 37209. The practice phone is (615) 329-4401.

Dr. Griscom's primary practice is Oral Surgical Institute in Nashville, Tennessee. Dr. Griscom is also affiliated with Ascension Saint Thomas Hospital West. The medical group on file is Tennessee Oncology. Dmand AI also links Dr. Griscom to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Griscom practices, 5 sites in all. Vendor and product names are available with a free account.

Surgery is Dr. Griscom's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Griscom is licensed in Tennessee.

CMS data shows 48 Medicare services from Dr. Griscom across 2 procedure codes in 2024, for 96 Medicare patients. Medicare paid $3,819 for them. Every service was in a facility, such as a hospital, rather than an office.

CMS counts 96 Medicare patients who saw Dr. Griscom in 2024. The largest group is 65 to 74, with 46 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 19% are also on Medicaid. Their average risk score is 1.60, 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. Griscom's median patient age at 61, with 59% women.

In 2024, Dr. Griscom wrote 49 Medicare Part D claims for 46 patients. 98% of them were for generic drugs. CMS names the drug for 38 of them, across 1 drug with 11 or more claims each, at $119 in total drug cost. In 2023, CMS named 16 claims across 1 drug.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Griscom for performance year 2024, reported as part of a group. Dr. Griscom accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Griscom as offering telehealth. CMS counts 26 procedures of hernia repair (minimally invasive) by Dr. Griscom, more than 93% of the clinicians it reports for that procedure.

Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)

Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)

CMS Open Payments shows 36 general payments to Dr. Griscom from 15 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 96% of the total. Medtronic, Inc. paid the most, $441.

Dr. Griscom graduated from University of South Carolina School of Medicine, Greenville in 2018.