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JOHN ALEXANDER NICHOLSON M.D.
NPI 1801823745
Physical Medicine & Rehabilitation - Pain Medicine in Georgetown, SC

Active since June 27, 2006PECOS EnrolledAccepts Medicare Assignment
606 BLACK RIVER RD STE 101, GEORGETOWN, SC 29440(843) 545-5927(843) 520-4780 Get Directions Write a Review

NPPES record last updated: October 6, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 6, 2025, Apr 2, 2025, Feb 26, 2019 (3 updates tracked since 2019).

About John Alexander Nicholson M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN ALEXANDER NICHOLSON M.D. (NPI 1801823745) is an individual pain medicine provider in Georgetown, South Carolina, licensed in South Carolina (SC 15656) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Musc Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1801823745
Entity TypeIndividualMale
Primary Taxonomy2081P2900X
Provider Legal NameJOHN ALEXANDER NICHOLSONCredential: M.D.
Location Address606 BLACK RIVER RD STE 101Georgetown, SC 29440-3304
Mailing AddressPo Box 421718Georgetown, SC 29442-4203 · (843) 527-7000
Phone(843) 545-5927
Fax(843) 520-4780
Sole ProprietorYes
Medical School CMSMedical College Of Georgia School Of MedicineGraduated 1984
Enumeration DateJune 27, 2006
Last NPPES UpdateOctober 6, 20253 updates tracked since enumeration
NPPES CertifiedOctober 6, 2025
✔ NPI 1801823745 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysical Medicine & Rehabilitation · Pain MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2081P2900X
License✔ Licensed in SC · SC 15656
Definition
A physician who provides a high level of care, either as a primary physician or consultant, for patients experiencing problems with acute, chronic or cancer pain in both hospital and ambulatory settings. Patient care needs may also be coordinated with other specialists.
Also ListedPhysical Medicine & RehabilitationTaxonomy 208100000X · License SC 15656 (SC)
606 BLACK RIVER RD STE 101, Georgetown, SC 29440
Open in Google Maps ↗

Secondary Practice Locations 2

Location 12200 Crow Ln Ste 202Myrtle Beach, SC 29577-1663 · Phone (843) 545-5927 · Fax (843) 520-4780
Location 24040 Highway 17 Unit 206Murrells Inlet, SC 29576-5098 · Phone (843) 652-8260 · Fax (843) 652-8269

Other Identifiers 1

Medicaid156565SC

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter Health, Ambetter of North Carolina and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

John Alexander Nicholson M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4385539022
PECOS Enrollment IDI20040513000649, I20220421001351
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

5

Medicare enrollment records show John Nicholson reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Georgetown Physician Associates LLC
Same address
Family Medicine
606 BLACK RIVER RD STE 300
Georgetown, SC 29440
  • Reassigned Medicare billing, South Carolina enrollment
  • 266 clinicians in this Medicare group
NPI 1881410587 (843) 652-8290
Roper Saint Francis Physicians Network
14 mi
Family Medicine
14866 OCEAN HWY
Pawleys Island, SC 29585
  • Reassigned Medicare billing, South Carolina enrollment
  • 658 clinicians in this Medicare group
NPI 1235579707 (843) 235-0760
Musc Community Physicians
101 mi
Internal Medicine
506 NORTH ST
Bamberg, SC 29003
  • Reassigned Medicare billing, South Carolina enrollment
  • 2,389 clinicians in this Medicare group
NPI 1841878006 (803) 245-6290
Abbeville County Memorial Hospital
186 mi
Critical Access
420 THOMSON CIR
Abbeville, SC 29620
  • Reassigned Medicare billing, South Carolina enrollment
  • 103 clinicians in this Medicare group
NPI 1063449361 (864) 366-5011
Pain Management Group LLC
  • Reassigned Medicare billing, Ohio enrollment
  • 58 clinicians in this Medicare group
No phone listed

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Musc Medical Center

Acute Care Hospitals · Charleston, SC
2/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number420004
Location169 Ashley AveCharleston, SC 29425 · Charleston County
Emergency services Birthing friendly

Tidelands Georgetown Memorial Hospital

Acute Care Hospitals · Georgetown, SC
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number420020
Location606 Black River Rd Drawer 1718Georgetown, SC 29440 · Georgetown County
Emergency services

Tidelands Waccamaw Community Hospital

Acute Care Hospitals · Murrells Inlet, SC
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number420098
Location4070 Hwy 17Murrells Inlet, SC 29576 · Horry County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. OLGA MALLETT CHRISMAN D.O.
Anesthesiology
606 BLACK RIVER RD STE 101
GEORGETOWN, SC 29440
Georgetown County (843) 545-5927

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Nicholson's NPI number?

The NPI number for John Nicholson is 1801823745. It was assigned to this individual provider in the NPPES registry on June 27, 2006.

Where is John Nicholson located?

John Nicholson practices at 606 Black River Rd Ste 101, Georgetown, SC 29440. The listed phone number is (843) 545-5927.

What is John Nicholson's specialty?

The primary specialty registered for this NPI is Physical Medicine & Rehabilitation, specializing in Pain Medicine, with taxonomy code 2081P2900X.

Is John Nicholson enrolled in Medicare?

Yes. John Nicholson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for John Nicholson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), John Nicholson reassigns Medicare benefits to 5 organizations: Georgetown Physician Associates LLC (Georgetown, SC), Roper Saint Francis Physicians Network (Pawleys Island, SC), Musc Community Physicians (Bamberg, SC), Abbeville County Memorial Hospital (Abbeville, SC) and Pain Management Group LLC (OH). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for John Nicholson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does John Nicholson accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of North Carolina, Antidote Health Plan of Ohio, Inc. and BlueCross BlueShield of South Carolina and 3 other insurers list John Nicholson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is John Nicholson affiliated with any hospitals?

According to CMS data, John Nicholson is affiliated with Musc Medical Center, Tidelands Georgetown Memorial Hospital and Tidelands Waccamaw Community Hospital.

When was this NPI record last updated?

The NPPES record for John Nicholson was last updated on October 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.