Doctor profile · Federal record

Dr. John Sheehan, MD

Hematology (Internal Medicine) Physician (CMS: Hematology) · Madison, WI

  • NPI 1699736090
  • Accepts Medicare
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
600 Highland Ave
Madison, WI 53792
(608) 265-1700
fax (608) 266-6020
Mailing address
7974 Uw Health CT
Middleton, WI 535625531

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
January 15, 2021
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RH0000X — NUCC code
State license (1)
Wisconsin #43985

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699736090. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
202
Distinct HCPCS
5
Medicare allowed
$11,897
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 86 20 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 55 32 $92
99213 Established patient office or other outpatient visit, 20-29 minutes 33 25 $62
99215 Established patient office or other outpatient visit, 40-54 minutes 16 12 $129
99205 New patient office or other outpatient visit, 60-74 minutes 12 12 $169

In context: peer comparison

Among 4 peers in this city , average services per provider: 41. This provider delivers 4.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,013
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 1 $2,012.50

By nature of payment

Consulting Fee
$2,013

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
104
Patients
0
Total drug cost
$279,371
Drug Type Claims Patients Total cost
Acyclovir Generic 43 0 $491
Hydroxyurea Generic 25 0 $468
Imbruvica (Ibrutinib) Brand 13 0 $206,655
Epogen (Epoetin Alfa) Brand 12 0 $62,081
Xarelto (Rivaroxaban) Brand 11 0 $9,676

Frequently asked questions

Auto-generated from federal data
What is Dr. John Sheehan's medical specialty?
Dr. John Sheehan practices Hematology (Internal Medicine) Physician in Madison, WI.
Where does Dr. John Sheehan practice?
Dr. John Sheehan practices at 600 Highland Ave, Madison, WI 53792. Office phone: 6082651700.
What is Dr. John Sheehan's NPI?
Dr. John Sheehan's National Provider Identifier (NPI) is 1699736090, issued by NPPES.
Does Dr. John Sheehan accept Medicare assignment?
Yes. Dr. John Sheehan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Sheehan commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.