Doctor profile · Federal record

Dr. Michael Acker, MD

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (CMS: Cardiac Surgery) · Philadelphia, PA

  • NPI 1568494870
  • Accepts Medicare
  • MIPS 85.5 / 100 · 2023
  • 45 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3400 Spruce Street, 6 Silverstein Bldg
Philadelphia, PA 19104
(215) 615-4949

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
August 3, 2012
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
208G00000X — NUCC code
State license (1)
Pennsylvania #MD028148E
Medicaid
PA #0014123200001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568494870. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
369
Distinct HCPCS
10
Medicare allowed
$309,238
HCPCS Description Services Patients Avg allowed
99205 New patient office or other outpatient visit, 60-74 minutes 123 123 $188
33430 Replacement of mitral valve on heart-lung machine 44 42 $2,901
33533 Coronary artery bypass using artery graft, 1 graft 35 35 $1,704
99213 Established patient office or other outpatient visit, 20-29 minutes 35 33 $69
33530 Coronary artery bypass or valve procedure reoperation more than 1 month after original operation 23 22 $545
33405 Replacement of aortic valve on heart-lung machine 22 22 $1,669
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 20 19 $135
33518 Coronary artery bypass using vein or artery graft, 2 grafts 15 15 $427
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 15 14 $180
33427 Radical reconstruction of mitral valve on heart-lung machine 13 13 $2,442

In context: peer comparison

Among 15 peers in Philadelphia Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, average services per provider: 37. This provider delivers 10.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$9,080
Transactions
21
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Edwards Lifesciences Corporation 20 $8,937.68
Artivion, INC. 1 $142.49

By nature of payment

Consulting Fee
$6,613
Travel and Lodging
$1,710
Food and Beverage
$758

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Acker's medical specialty?
Dr. Michael Acker practices Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Philadelphia, PA.
Where does Dr. Michael Acker practice?
Dr. Michael Acker practices at 3400 Spruce Street, Philadelphia, PA 19104. Office phone: 2156154949.
What is Dr. Michael Acker's NPI?
Dr. Michael Acker's National Provider Identifier (NPI) is 1568494870, issued by NPPES.
Does Dr. Michael Acker accept Medicare assignment?
Yes. Dr. Michael Acker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Acker commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99205); Replacement of mitral valve on heart-lung machine (HCPCS 33430); Coronary artery bypass using artery graft, 1 graft (HCPCS 33533). Source: CMS Medicare Physician & Other Practitioners file.