Dr. Darwin W. Keller, MD
- Industry payments
- $361
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 1075 Boiling Springs Rd, Spartanburg, SC 29303-2248
- Practice phone
- Call (864) 583-7265
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Upstate Spine And Neurosurgery Center
Surgical practice · Spartanburg, South Carolina
Find Dr. Keller'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. Darwin W. Keller is a neurosurgeon in Spartanburg, South Carolina
Dr. Keller practices at Upstate Spine And Neurosurgery Center in Spartanburg, South Carolina.
Dr. Keller's NPI, 1699744300, was assigned on March 15, 2006. Dr. Keller holds South Carolina license 20-5078.
- NPI
- 1699744300NPI Registry (opens in a new tab)
- NPI enumeration date
- March 15, 2006
- NPI status
- Active
- Practice phone
- (864) 583-7265
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Darwin W. Keller practices at Upstate Spine and Neurosurgery Center in Spartanburg, South Carolina
Dr. Keller's primary practice is Upstate Spine and Neurosurgery Center, at 1075 Boiling Springs Rd, Spartanburg, SC 29303-2248. The practice phone is (864) 583-7265.
- Upstate Spine and Neurosurgery Center1075 Boiling Springs Rd, Spartanburg, SC 29303-2248Phone(864) 583-7265
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Darwin W. Keller is affiliated with 1 site of care and 1 medical group
Dr. Keller's primary practice is Upstate Spine And Neurosurgery Center in Spartanburg, South Carolina. Dmand AI also links Dr. Keller to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Darwin W. Keller's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Keller practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Upstate Spine And Neurosurgery Center | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Darwin W. Keller is one of 104 neurosurgeons in South Carolina
Neurological surgery is Dr. Keller's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Keller is licensed in South Carolina.
Specialties and state licenses
- Neurological surgery, South CarolinaPrimary
Neurosurgeons near Dr. Keller
Counts of neurosurgeons 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. Darwin W. Keller received $361 in industry payments from 2021 to 2025
CMS Open Payments shows 24 general payments to Dr. Keller from 1 drug or device company from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $361.
General payments to Dr. Keller by program year, 2021 to 2025
Companies that paid Dr. Keller the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Darwin W. Keller'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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
FAQ
Frequently asked questions about Dr. Darwin W. Keller
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. Darwin W. Keller's NPI number?
Dr. Darwin W. Keller's NPI number is 1699744300. It was assigned on March 15, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Darwin W. Keller?
Dr. Darwin W. Keller is a neurosurgeon in Spartanburg, South Carolina. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).
Where does Dr. Darwin W. Keller practice?
Dr. Keller practices at 1075 Boiling Springs Rd, Spartanburg, SC 29303-2248. Dr. Keller's primary practice is Upstate Spine And Neurosurgery Center in Spartanburg, South Carolina. Dmand AI also links Dr. Keller to 1 medical group.
What is Dr. Darwin W. Keller's office phone number?
The practice phone on file for Dr. Keller is (864) 583-7265.
What is Dr. Darwin W. Keller's medical license number?
Dr. Keller holds South Carolina license 20-5078.
Has Dr. Darwin W. Keller received payments from drug or device companies?
CMS Open Payments shows $361 in general payments to Dr. Keller from 1 company from 2021 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Darwin W. Keller been practicing?
Dr. Keller's NPI was assigned in 2006.
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