Doctor profile · Federal record

Dr. Isaac Teitelbaum, MD

Nephrology Physician (CMS: Nephrology) · Aurora, CO

  • NPI 1235229139
  • Accepts Medicare
  • MIPS 93.3 / 100 · 2023
  • 47 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1635 Aurora CT
Aurora, CO 800452541
(720) 848-0000
Additional location
12605 E 16Th Ave
Aurora, CO 800452545
fax (303) 724-4868
Mailing address
Po Box 110429
Aurora, CO 800420429

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
March 12, 2026
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Colorado #23356

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235229139. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
455
Distinct HCPCS
8
Medicare allowed
$76,212
HCPCS Description Services Patients Avg allowed
90966 Home dialysis services per month (20 years or older) 149 29 $294
90935 Hemodialysis procedure with physician evaluation 88 36 $72
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 76 31 $119
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 47 47 $175
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 41 21 $80
90945 Dialysis procedure including 1 evaluation 26 14 $87
99214 Established patient office or other outpatient visit, 30-39 minutes 14 11 $98
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 14 14 $131

In context: peer comparison

Among 17 peers in Aurora Nephrology Physician, average services per provider: 61. This provider delivers 7.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
104
Patients
11
Total drug cost
$16,449
Drug Type Claims Patients Total cost
Lisinopril Generic 34 11 $391
Furosemide Generic 21 0 $397
Sevelamer Carbonate Generic 18 0 $14,883
Amlodipine Besylate Generic 17 0 $114
Gentamicin Sulfate Generic 14 0 $662

Frequently asked questions

Auto-generated from federal data
What is Dr. Isaac Teitelbaum's medical specialty?
Dr. Isaac Teitelbaum practices Nephrology Physician in Aurora, CO.
Where does Dr. Isaac Teitelbaum practice?
Dr. Isaac Teitelbaum practices at 1635 Aurora CT, Aurora, CO 800452541. Office phone: 7208480000.
What is Dr. Isaac Teitelbaum's NPI?
Dr. Isaac Teitelbaum's National Provider Identifier (NPI) is 1235229139, issued by NPPES.
Does Dr. Isaac Teitelbaum accept Medicare assignment?
Yes. Dr. Isaac Teitelbaum accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Isaac Teitelbaum commonly perform?
Top Medicare-reported procedures in 2023: Home dialysis services per month (20 years or older) (HCPCS 90966); Hemodialysis procedure with physician evaluation (HCPCS 90935); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.