Doctor profile · Federal record

Dr. William Mariencheck, MD

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Pulmonary Disease Physician · Winston Salem, NC

  • NPI 1114995909
  • Accepts Medicare
  • 32 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
Medical Center Blvd
Winston Salem, NC 271573937
(336) 716-2255
Additional location
700 W Forest Ave, Ste 300
Jackson, TN 383013937
(731) 422-0230
fax (731) 422-0410
Mailing address
Po Box 400
Jackson, TN 383020400

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
August 9, 2019
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State licenses (2)
North Carolina #9800626 · Tennessee #MD34221
Medicaid
TN #3851229

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114995909. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
532
Distinct HCPCS
10
Medicare allowed
$55,839
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 116 60 $203
99214 Established patient office or other outpatient visit, 30-39 minutes 93 71 $119
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 73 37 $110
94729 Test to examine how well the lungs exchange gases 31 31 $8
94010 Test to measure expiratory airflow and volume 25 25 $7
99204 New patient office or other outpatient visit, 45-59 minutes 24 24 $158
94726 Test to determine lung volumes using sensors 23 23 $11
31624 Irrigation and suction of lung airways to obtain cells using an endoscope 18 18 $98
94729 Test to examine how well the lungs exchange gases 18 18 $8
99215 Established patient office or other outpatient visit, 40-54 minutes 18 16 $165

In context: peer comparison

Among 12 peers in Winston Salem Pulmonary Disease Physician, average services per provider: 76. This provider delivers 7.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
414
Patients
62
Total drug cost
$221,482
Drug Type Claims Patients Total cost
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 65 21 $1,778
Symbicort (Budesonide/Formoterol Fumarate) Brand 62 15 $32,929
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 59 0 $46,446
Prednisone Generic 42 15 $313
Breztri Aerosphere (Budesonide/Glycopyr/Formoterol) Brand 36 11 $27,029
Advair Hfa (Fluticasone Propion/Salmeterol) Brand 28 0 $13,287
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 27 0 $15,745
Ventolin Hfa (Albuterol Sulfate) Brand 25 0 $2,135
Breo Ellipta (Fluticasone/Vilanterol) Brand 24 0 $15,255
Stiolto Respimat (Tiotropium Br/Olodaterol Hcl) Brand 18 0 $14,333

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Mariencheck's medical specialty?
Dr. William Mariencheck practices Pulmonary Disease Physician in Winston Salem, NC.
Where does Dr. William Mariencheck practice?
Dr. William Mariencheck practices at Medical Center Blvd, Winston Salem, NC 271573937. Office phone: 3367162255.
What is Dr. William Mariencheck's NPI?
Dr. William Mariencheck's National Provider Identifier (NPI) is 1114995909, issued by NPPES.
Does Dr. William Mariencheck accept Medicare assignment?
Yes. Dr. William Mariencheck accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Mariencheck commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.