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DR. NATHAN WASSON MASSENGILL M.D.
NPI 1124523428
Psychiatry & Neurology - Psychiatry in Greensboro, NC

Active since March 28, 2018PECOS EnrolledAccepts Medicare Assignment
700 WALTER REED DR, GREENSBORO, NC 27403(336) 832-9700 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 21, 2022, Mar 28, 2018 (2 updates tracked since 2018).

About Dr. Nathan Wasson Massengill M.d. NPPES

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

DR. NATHAN WASSON MASSENGILL M.D. (NPI 1124523428) is an individual psychiatry provider in Greensboro, North Carolina, licensed in North Carolina (2022-01113) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1124523428
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. NATHAN WASSON MASSENGILLCredential: M.D.
Location Address700 WALTER REED DRGreensboro, NC 27403-1128
Mailing Address700 Walter Reed DrGreensboro, NC 27403-1128 · (336) 832-9700
Phone(336) 832-9700
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateMarch 28, 2018
Last NPPES UpdateJuly 21, 20222 updates tracked since enumeration
NPPES CertifiedJuly 21, 2022
✔ NPI 1124523428 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in NC · 2022-01113
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
700 WALTER REED DR, Greensboro, NC 27403
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health Plan of North Carolina, Inc, UnitedHealthcare.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

Dr. Nathan Wasson Massengill 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 ID648528703
PECOS Enrollment IDI20220822002381
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

3

Medicare enrollment records show Nathan Massengill reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

The Moses H. Cone Memorial Hospital Operating Corporation
0.1 mi
Internal Medicine
509-E NORTH ELAM AVENUE, 3RD FLOOR
Greensboro, NC 27403
  • Reassigned Medicare billing, North Carolina enrollment
  • 835 clinicians in this Medicare group
NPI 1013265909 (336) 832-1970
Alamance Regional Medical Center, Inc.
18 mi
General Acute Care Hospital
1240 HUFFMAN MILL RD
Burlington, NC 27215
  • Reassigned Medicare billing, North Carolina enrollment
  • 384 clinicians in this Medicare group
NPI 1326010273 (336) 538-8400
Carolinas Medical Center
63 mi
Obstetrics & Gynecology
200 MEDICAL PARK DR, STE 250
Concord, NC 28025
  • Reassigned Medicare billing, North Carolina enrollment
  • 2,223 clinicians in this Medicare group
NPI 1467790055 (704) 403-6350

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

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
44 services19 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
15 services11 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
14 services13 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
13 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 27403 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
$165.09 typical visit price
range $54.12 – $165.09
Typical copayment $41.27 (range $13.53 – $41.27)
Most-billed visit code 99205
Established Patient
$67.72 typical visit price
range $17.21 – $134.61
Typical copayment $16.93 (range $4.30 – $33.65)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

ECATERINA GITTARD MSW, LCSWA
Social Worker (Clinical)
700 WALTER REED DR
GREENSBORO, NC 27403
Guilford County (336) 832-9700
MARGARET ANNE SCOTT FNP
Nurse Practitioner (Family)
700 WALTER REED DR
GREENSBORO, NC 27403
Guilford County (336) 832-9600
CLAIRE WANG
Student in an Organized Health Care Education/Training Program
700 WALTER REED DR
GREENSBORO, NC 27403
Guilford County (336) 832-9626
JAMISON LORD
Nurse Practitioner (Psychiatric/Mental Health)
700 WALTER REED DR
GREENSBORO, NC 27403
Guilford County (336) 832-9600
REGINA TAREE HAYES ALEXANDER MSW, LCSW
Social Worker (Clinical)
700 WALTER REED DR
GREENSBORO, NC 27403
Guilford County (336) 832-9665
MRS. HANNAH NICOLE COBLE MSW, LCSW
Counselor (Mental Health)
700 WALTER REED DR
GREENSBORO, NC 27403
Guilford County (336) 832-9634
DONOVAN RAINEY MD
Student in an Organized Health Care Education/Training Program
700 WALTER REED DR
GREENSBORO, NC 27403
Guilford County (336) 832-9600
MARCUS RAY HARVEY MS
Counselor (Addiction (Substance Use Disorder))
700 WALTER REED DR
GREENSBORO, NC 27403
Guilford County (336) 832-9700

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 Nathan Massengill's NPI number?

The NPI number for Nathan Massengill is 1124523428. It was assigned to this individual provider in the NPPES registry on March 28, 2018.

Where is Nathan Massengill located?

Nathan Massengill practices at 700 Walter Reed Dr, Greensboro, NC 27403. The listed phone number is (336) 832-9700.

What is Nathan Massengill's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Nathan Massengill enrolled in Medicare?

Yes. Nathan Massengill 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 Nathan Massengill's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nathan Massengill reassigns Medicare benefits to 3 organizations: The Moses H. Cone Memorial Hospital Operating Corporation (Greensboro, NC), Alamance Regional Medical Center, Inc. (Burlington, NC) and Carolinas Medical Center (Concord, NC). 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 Nathan Massengill's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Nathan Massengill accept?

Health plans from Oscar Health Plan of North Carolina, Inc and UnitedHealthcare list Nathan Massengill 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.

When was this NPI record last updated?

The NPPES record for Nathan Massengill was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.