Doctor profile · Federal record

Dr. David Feldstein, MD

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

  • NPI 1396712444
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
600 Highland Ave
Madison, WI 53717
(608) 263-7500
fax (608) 265-8143
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 14, 2021
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Wisconsin #42726

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396712444. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
148
Distinct HCPCS
4
Medicare allowed
$15,011
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 45 43 $166
99214 Established patient office or other outpatient visit, 30-39 minutes 41 37 $121
36415 Insertion of needle into vein for collection of blood sample 35 28 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 27 26 $85

In context: peer comparison

Among 76 peers in Madison Internal Medicine Physician, average services per provider: 80. This provider delivers 1.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
68
Patients
0
Total drug cost
$1,033
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 18 0 $178
Valsartan Generic 15 0 $500
Atorvastatin Calcium Generic 13 0 $130
Levothyroxine Sodium Generic 11 0 $118
Rosuvastatin Calcium Generic 11 0 $106

Frequently asked questions

Auto-generated from federal data
What is Dr. David Feldstein's medical specialty?
Dr. David Feldstein practices Internal Medicine Physician in Madison, WI.
Where does Dr. David Feldstein practice?
Dr. David Feldstein practices at 600 Highland Ave, Madison, WI 53717. Office phone: 6082637500.
What is Dr. David Feldstein's NPI?
Dr. David Feldstein's National Provider Identifier (NPI) is 1396712444, issued by NPPES.
Does Dr. David Feldstein accept Medicare assignment?
Yes. Dr. David Feldstein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Feldstein commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.