Dr. Charles E. Greeson, MD

Dr. Greeson practices at Shannon Clinic Harris - HOPD in San Angelo, Texas.

Dr. Greeson's NPI, 1003919994, was assigned on September 6, 2006. Dr. Greeson graduated from OU College of Medicine in 2000. Dr. Greeson holds Texas license P1758.

Dr. Greeson's primary practice is Shannon Clinic Harris - HOPD, at 220 E Harris Ave, San Angelo, TX 76903.

Dr. Greeson's primary practice is Shannon Clinic Harris - HOPD in San Angelo, Texas. Dr. Greeson is also affiliated with Shannon Medical Center. The medical group on file is Shannon Clinic. Dmand AI also links Dr. Greeson to 2 more group practices and clinics and 1 medical group, each named with a free account. Dr. Greeson's employer is on file too: a hospital.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Greeson practices, 4 sites in all. Vendor and product names are available with a free account.

Dermatology is Dr. Greeson's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Greeson is board certified in dermatology by the American Board of Dermatology. Dmand AI has Dr. Greeson's licenses on file in 5 states: Texas, Oklahoma, Idaho, Tennessee and Louisiana.

Dmand AI lists acne, acute skin infection, benign or precancerous skin growths, cancerous skin growth removal, cold sores or genital herpes, contact dermatitis, facial skin infection and itchy rashes among the conditions Dr. Greeson treats.

CMS data shows 3,958 Medicare services from Dr. Greeson across 26 procedure codes in 2024, for 1,183 Medicare patients. Medicare paid $214,800 for them. Every service was in an office.

CMS counts 1,183 Medicare patients who saw Dr. Greeson in 2024. The largest group is 65 to 74, with 589 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 3% are also on Medicaid. Their average risk score is 1.00, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Greeson's median patient age at 73, with 44% women.

In 2024, Dr. Greeson wrote 1,272 Medicare Part D claims for 471 patients. 83% of them were for generic drugs. CMS names the drug for 1,111 of them, across 27 drugs with 11 or more claims each, at $1,004,157 in total drug cost. In 2023, CMS named 1,040 claims across 23 drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Dr. Greeson for performance year 2024, reported as part of a group. Dr. Greeson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 178 procedures of melanoma (skin cancer) excision by Dr. Greeson, more than 97% of the clinicians it reports for that procedure.

Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)

CMS Open Payments shows 217 general payments to Dr. Greeson from 26 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Abbvie Inc. paid the most, $587.

Dr. Greeson graduated from OU College of Medicine in 2000.

Dr. Greeson is in network with 22 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 14. Check the plan with the practice before a visit.