Doctor profile · Federal record

Dr. Douglas Arenberg, MD

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Internal Medicine Physician · Critical Care Medicine (Internal Medicine) Physician · Ann Arbor, MI

  • NPI 1043392954
  • Accepts Medicare
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 E Medical Center Dr
Ann Arbor, MI 481095000
(743) 936-4000
Mailing address
3621 S State St
Ann Arbor, MI 481081633

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
June 10, 2019
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State license (1)
Michigan #4301056075
Medicaid
MI #3303432

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043392954. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
235
Distinct HCPCS
10
Medicare allowed
$34,089
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 65 16 $218
99204 New patient office or other outpatient visit, 45-59 minutes 38 38 $136
99213 Established patient office or other outpatient visit, 20-29 minutes 24 24 $68
99205 New patient office or other outpatient visit, 60-74 minutes 22 22 $185
99213 Established patient office or other outpatient visit, 20-29 minutes 18 18 $67
99203 New patient office or other outpatient visit, 30-44 minutes 17 17 $85
99214 Established patient office or other outpatient visit, 30-39 minutes 15 15 $99
99214 Established patient office or other outpatient visit, 30-39 minutes 13 13 $99
99204 New patient office or other outpatient visit, 45-59 minutes 12 12 $136
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 11 11 $177

In context: peer comparison

Among 25 peers in Ann Arbor Pulmonary Disease Physician, average services per provider: 43. This provider delivers 5.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
31
Patients
0
Total drug cost
$17,167
Drug Type Claims Patients Total cost
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 20 0 $12,956
Incruse Ellipta (Umeclidinium Bromide) Brand 11 0 $4,211

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Douglas Arenberg's medical specialty?
Dr. Douglas Arenberg practices Pulmonary Disease Physician in Ann Arbor, MI.
Where does Dr. Douglas Arenberg practice?
Dr. Douglas Arenberg practices at 1500 E Medical Center Dr, Ann Arbor, MI 481095000. Office phone: 7439364000.
What is Dr. Douglas Arenberg's NPI?
Dr. Douglas Arenberg's National Provider Identifier (NPI) is 1043392954, issued by NPPES.
Does Dr. Douglas Arenberg accept Medicare assignment?
Yes. Dr. Douglas Arenberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Douglas Arenberg commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.