Dr. Gregory Christopher Thacker, MD
- Medicare services, 2024
- 374
- Medicare patients, 2024
- 324
- Part D claims, 2024
- 139
- MIPS score, 2024
- 94
- Hospital affiliations
- 5
- Practice address
- 101 E Wood St, Spartanburg, SC 29303
- Practice phone
- Call (864) 560-6554
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Thacker'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. Gregory Christopher Thacker is an emergency medicine physician in Spartanburg, South Carolina
Dr. Thacker practices at Spartanburg Medical Center in Spartanburg, South Carolina, part of Spartanburg Regional Healthcare System.
Dr. Thacker's NPI, 1548606536, was assigned on May 16, 2013. Dr. Thacker graduated from Virginia Commonwealth University, School of Medicine in 2013. Dr. Thacker holds North Carolina license 191583.
- NPI
- 1548606536NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1951691401
- NPI enumeration date
- May 16, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (864) 560-6554
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gregory Christopher Thacker practices at Spartanburg Medical Center in Spartanburg, South Carolina
Dr. Thacker's primary practice is Spartanburg Medical Center, at 101 E Wood St, Spartanburg, SC 29303 in Spartanburg County. The practice phone is (864) 560-6554.
- Spartanburg Medical Center101 E Wood St, Spartanburg, SC 29303 · Spartanburg CountyPhone(864) 560-6554
Source: Dmand AI Affiliation Data
Dr. Gregory Christopher Thacker is affiliated with 5 sites of care and 7 medical groups
Dr. Thacker's primary practice is Spartanburg Medical Center in Spartanburg, South Carolina, part of Spartanburg Regional Healthcare System. Dr. Thacker is also affiliated with Atrium Health Carolinas Medical Center. The medical group on file is Medical Group of the Carolinas - Family Medicine - Converse Heights. Dmand AI also links Dr. Thacker to 3 more hospitals and 6 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Gregory Christopher Thacker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Thacker practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Spartanburg Medical Center | Available with a free account |
| +4 more sites and 6 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Spartanburg Regional Healthcare System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Gregory Christopher Thacker is one of 1,026 emergency medicine physicians in South Carolina
Emergency medicine is Dr. Thacker's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Thacker is licensed in North Carolina.
Specialties and state licenses
- Emergency medicine, North CarolinaPrimary
Emergency medicine physicians near Dr. Thacker
Counts of emergency medicine 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. Gregory Christopher Thacker billed Medicare for 374 services in 2024
CMS data shows 374 Medicare services from Dr. Thacker across 5 procedure codes in 2024, for 324 Medicare patients. Medicare paid $38,917 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Thacker's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4692024: 33229%
- Tests and treatments
- 2023: 252024: 4268%
Dr. Thacker compared with the South Carolina median for emergency medicine physicians, 2024
- Dr. Thacker
- South Carolina median
- Medicare services
- 374vs 361Close to median
- Medicare patients
- 324vs 324Close to median
- Part D claims
- 55vs 10749% below
Medians across 1,019 emergency medicine physicians in South Carolina with Dmand AI profiles that report each measure.
Dr. Thacker's most billed Medicare procedure codes, 2024
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. Thacker and other emergency medicine physicians in South Carolina.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gregory Christopher Thacker treated 324 Medicare patients in 2024, average age 74
CMS counts 324 Medicare patients who saw Dr. Thacker in 2024. The largest group is 65 to 74, with 109 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 27% are also on Medicaid. Their average risk score is 2.16, 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. Thacker's median patient age at 69, with 59% women.
Dr. Thacker's Medicare patients by age, 2024
Dr. Thacker's Medicare patients by sex, 2024
- Women15748%
- Men16752%
Chronic conditions among Dr. Thacker's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Arthritis53%
- Diabetes39%
- Mood disorders39%
- Chronic kidney disease38%
- Ischemic heart disease37%
- Depression35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Thacker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gregory Christopher Thacker wrote 139 Medicare Part D claims in 2024
In 2024, Dr. Thacker wrote 139 Medicare Part D claims for 101 patients. 94% of them were for generic drugs. CMS names the drug for 55 of them, across 4 drugs with 11 or more claims each, at $377 in total drug cost. In 2023, CMS named 49 claims across 3 drugs.
Dr. Thacker's Part D claims by kind of drug, 2024
- Generic130 claims94%
- Brand-name and other9 claims6%
Dr. Thacker'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.
Drug classes CMS tracks in Dr. Thacker's Part D claims, 2024
- Antibiotics35%49 of 139 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 492024: 5512%
Drugs named by CMS: 4 in 2024, 3 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
Dr. Gregory Christopher Thacker scored 94 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Thacker for performance year 2024, reported as part of a group. Dr. Thacker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Thacker's MIPS scores, performance year 2024
- 94of 100Final score
- 91.2of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Gregory Christopher Thacker received $46 in industry payments from 2019 to 2022
CMS Open Payments shows 3 general payments to Dr. Thacker from 2 drug and device companies from 2019 to 2022. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $27.
General payments to Dr. Thacker by program year, 2019 to 2022
Companies that paid Dr. Thacker the most, 2019 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Gregory Christopher Thacker graduated from Virginia Commonwealth University, School of Medicine
Dr. Thacker graduated from Virginia Commonwealth University, School of Medicine in 2013.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Gregory Christopher Thacker'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 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) |
| 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 Christopher Thacker
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 Christopher Thacker's NPI number?
Dr. Gregory Christopher Thacker's NPI number is 1548606536. It was assigned on May 16, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Gregory Christopher Thacker?
Dr. Gregory Christopher Thacker is an emergency medicine physician in Spartanburg, South Carolina. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Gregory Christopher Thacker practice?
Dr. Thacker practices at 101 E Wood St, Spartanburg, SC 29303. Dr. Thacker's primary practice is Spartanburg Medical Center in Spartanburg, South Carolina, part of Spartanburg Regional Healthcare System. Dmand AI also links Dr. Thacker to 3 hospitals and 6 medical groups.
What is Dr. Gregory Christopher Thacker's office phone number?
The practice phone on file for Dr. Thacker is (864) 560-6554.
What is Dr. Gregory Christopher Thacker's medical license number?
Dr. Thacker holds North Carolina license 191583.
Which hospitals is Dr. Gregory Christopher Thacker affiliated with?
Dr. Thacker practices at Spartanburg Medical Center in Spartanburg, South Carolina. Dr. Thacker is also affiliated with Atrium Health Carolinas Medical Center. Dmand AI links Dr. Thacker to 3 more hospitals.
What medical group is Dr. Gregory Christopher Thacker part of?
Dr. Thacker is linked to Medical Group of the Carolinas - Family Medicine - Converse Heights. Dmand AI links Dr. Thacker to 6 more medical groups.
Does Dr. Gregory Christopher Thacker accept Medicare?
Yes. CMS data shows Dr. Thacker billed Medicare for 374 services in 2024, and Dr. Thacker accepts Medicare assignment.
What is Dr. Gregory Christopher Thacker's MIPS score?
Dr. Thacker's MIPS final score for performance year 2024 is 94 out of 100, reported as part of a group.
How many Medicare patients does Dr. Gregory Christopher Thacker see?
CMS counts 324 Medicare patients who saw Dr. Thacker in 2024, with an average age of 74.
Show 5 more questionsShow fewer questions
What services does Dr. Gregory Christopher Thacker bill to Medicare?
In 2024, Dr. Thacker's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).
Where did Dr. Gregory Christopher Thacker go to medical school?
Dr. Thacker graduated from Virginia Commonwealth University, School of Medicine in 2013.
What drugs does Dr. Gregory Christopher Thacker prescribe most?
In 2024 Medicare Part D data, Dr. Thacker's most prescribed drugs by claims were Cephalexin, Prednisone and Ondansetron ODT.
Has Dr. Gregory Christopher Thacker received payments from drug or device companies?
CMS Open Payments shows $46 in general payments to Dr. Thacker from 2 companies from 2019 to 2022. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Gregory Christopher Thacker been practicing?
Dr. Thacker graduated from medical school in 2013, 13 years ago.
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