Doctor profile · Federal record

Dr. Diana Alexandru, DO

Sleep Medicine (Internal Medicine) Physician (CMS: Pulmonary Disease) · Internal Medicine Physician · Pulmonary Disease Physician · Hospitalist Physician · Hospitalist Physician · Greenville, NC

  • NPI 1497945554
  • Accepts Medicare
  • MIPS 91.5 / 100 · 2023
  • 19 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
521 Moye Blvd
Greenville, NC 278342849
(252) 744-1600
fax (252) 744-1115
Additional location
111 Hospital Dr
Tarboro, NC 278862011
(252) 641-7700
fax (252) 641-7313
Additional location
3724 Raleigh Road Pkwy W
Wilson, NC 278969742
(252) 246-8840
fax (252) 846-8841
Mailing address
3724 Raleigh Road Pkwy W
Wilson, NC 278969742

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
March 3, 2025
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207RS0012X — NUCC code
State licenses (3)
North Carolina #2018-02914 · Maine #2211 · New Hampshire #16657
Medicaid (2)
NH #30228953 · NC #1497945554

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1497945554. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,516
Distinct HCPCS
10
Medicare allowed
$87,730
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 214 157 $123
36415 Insertion of needle into vein for collection of blood sample 124 98 $8
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 102 87 $8
94060 Test to measure expiratory airflow and volume changes before and after medication administration 97 96 $36
71046 X-ray of chest, 2 views 93 91 $22
94618 Test for exercise-induced lung stress 89 89 $32
J7620 Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme 89 88 $0
94640 Inhalation treatment for airway obstruction or sputum production 88 87 $8
94762 Test to measure oxygen level in blood using ear or finger device continuously overnight 87 82 $24
99204 New patient office or other outpatient visit, 45-59 minutes 72 72 $159

In context: peer comparison

Among 2 peers in this city , average services per provider: 74. This provider delivers 20× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,441
Transactions
71
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 17 $269.61
JAZZ PHARMACEUTICALS INC. 14 $262.12
AstraZeneca Pharmaceuticals LP 11 $253.96
Avadel CNS Pharmaceuticals, LLC 6 $133.91
Resmed Corp 3 $116.95
Regeneron Healthcare Solutions, Inc. 3 $57.22
Harmony Biosciences Llc 2 $49.32
Mylan Specialty L.P. 3 $48.93
Boehringer Ingelheim Pharmaceuticals, Inc. 3 $48.79
Axsome Therapeutics, Inc. 2 $45.15
GENZYME CORPORATION 2 $42.34
United Therapeutics Corporation 2 $41.36
Inspire Medical Systems, Inc. 1 $31.48
HARMONY BIOSCIENCES LLC 1 $24.81
Phadia US Inc. 1 $15.52

By nature of payment

Food and Beverage
$1,441

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,850
Patients
436
Total drug cost
$649,048
Drug Type Claims Patients Total cost
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 525 89 $387,422
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 371 122 $10,403
Prednisone Generic 133 54 $768
Montelukast Sodium Generic 124 30 $1,274
Breztri Aerosphere (Budesonide/Glycopyr/Formoterol) Brand 97 15 $64,306
Ventolin Hfa (Albuterol Sulfate) Brand 94 29 $5,605
Breo Ellipta (Fluticasone/Vilanterol) Brand 90 19 $38,228
Spiriva Respimat (Tiotropium Bromide) Brand 87 24 $50,023
Fluticasone Propionate Generic 74 28 $1,067
Stiolto Respimat (Tiotropium Br/Olodaterol Hcl) Brand 54 15 $26,689

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Diana Alexandru's medical specialty?
Dr. Diana Alexandru practices Sleep Medicine (Internal Medicine) Physician in Greenville, NC.
Where does Dr. Diana Alexandru practice?
Dr. Diana Alexandru practices at 521 Moye Blvd, Greenville, NC 278342849. Office phone: 2527441600.
What is Dr. Diana Alexandru's NPI?
Dr. Diana Alexandru's National Provider Identifier (NPI) is 1497945554, issued by NPPES.
Does Dr. Diana Alexandru accept Medicare assignment?
Yes. Dr. Diana Alexandru accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana Alexandru commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.