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GREGORY UNDERWOOD MD
NPI 1871513986
Internal Medicine in Charlotte, NC

Active since July 20, 2006PECOS Enrolled
4525 CAMERON VALLEY PKWY, CHARLOTTE, NC 28211(704) 355-5100 Get Directions Write a Review

NPPES record last updated: March 29, 2021. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 29, 2021, Feb 11, 2021, Jan 20, 2021 and 42 more (45 updates tracked since 2017).

About Gregory Underwood Md NPPES

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

GREGORY UNDERWOOD MD (NPI 1871513986) is an individual internal medicine provider in Charlotte, North Carolina, licensed in North Carolina (29068) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1871513986
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameGREGORY UNDERWOODCredential: MD
Location Address4525 CAMERON VALLEY PKWYCharlotte, NC 28211-4369
Mailing AddressPo Box 19305Charlotte, NC 28219-9305
Phone(704) 355-5100
Sole ProprietorNo
Enumeration DateJuly 20, 2006
Last NPPES UpdateMarch 29, 202145 updates tracked since enumeration
✔ NPI 1871513986 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NC · 29068
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
4525 CAMERON VALLEY PKWY, Charlotte, NC 28211
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gregory Underwood Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 28211 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$125.01 typical visit price
range $54.12 – $165.09
Typical copayment $31.25 (range $13.53 – $41.27)
Most-billed visit code 99204
Established Patient
$95.94 typical visit price
range $17.21 – $134.61
Typical copayment $23.98 (range $4.30 – $33.65)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable oxygen contents, gaseous, 1 month's supply = 1 unit E0443
DME-Oxygen and Supplies · category DC000N
2 suppliers23 claims24 services$43.75 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
3 suppliers12 claims12 services$69.25 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

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

ELIZABETH TEMPLETON SILVERS RD
Dietitian, Registered
4525 CAMERON VALLEY PKWY, STE 4100
CHARLOTTE, NC 28211
Mecklenburg County (704) 302-9462
JESSICA JOHNSON
Nurse Practitioner
4525 CAMERON VALLEY PKWY
CHARLOTTE, NC 28211
Mecklenburg County (704) 355-5100
CINDY IRIS VARGA MD
Internal Medicine (Hematology)
4525 CAMERON VALLEY PKWY, STE 3500
CHARLOTTE, NC 28211
Mecklenburg County (704) 302-8300
CATHERINE MCCALLEY SHAW FNP
Nurse Practitioner (Family)
4525 CAMERON VALLEY PKWY, STE 4100D
CHARLOTTE, NC 28211
Mecklenburg County (980) 402-1800
MRS. ADENIKE FASAN B.PHARM
Pharmacist (Oncology)
4525 CAMERON VALLEY PKWY
CHARLOTTE, NC 28211
Mecklenburg County (980) 442-9304
CHELSEA SCHAFER PA-C
Physician Assistant
4525 CAMERON VALLEY PKWY
CHARLOTTE, NC 28211
Mecklenburg County (704) 667-5800
VIBHU DHINGRA MD
Internal Medicine
4525 CAMERON VALLEY PKWY
CHARLOTTE, NC 28211
Mecklenburg County (704) 355-5100
THOMAS C SUNDBERG M.D.
Internal Medicine (Rheumatology)
4525 CAMERON VALLEY PKWY, SUITE 4100
CHARLOTTE, NC 28211
Mecklenburg County (704) 302-9300

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 Gregory Underwood's NPI number?

The NPI number for Gregory Underwood is 1871513986. It was assigned to this individual provider in the NPPES registry on July 20, 2006.

Where is Gregory Underwood located?

Gregory Underwood practices at 4525 Cameron Valley Pkwy, Charlotte, NC 28211. The listed phone number is (704) 355-5100.

What is Gregory Underwood's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Gregory Underwood enrolled in Medicare?

Yes. Gregory Underwood is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Gregory Underwood was last updated on March 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.