Doctor profile · Federal record

Dr. Nathan Kramer

Foot & Ankle Surgery Podiatrist (CMS: Podiatry) · Foot & Ankle Surgery Podiatrist · Chicago, IL

  • NPI 1891103925
  • Accepts Medicare
  • MIPS 94.3 / 100 · 2023
  • 13 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6445 N Central Ave
Chicago, IL 606462901
(773) 202-8800

Credentials & registration

NPPES · NUCC
NPI registered
August 2014 — 12 yrs on file
Profile last updated
August 15, 2022
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
213ES0103X — NUCC code
State licenses (2)
Illinois #016005766 · New York #R93800

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891103925. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,020
Distinct HCPCS
7
Medicare allowed
$80,786
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 626 200 $96
97750 Test or measurement for functional capacity, each 15 minutes 154 77 $30
99212 Established patient office or other outpatient visit, 10-19 minutes 71 43 $60
11000 Removal of inflamed or infected skin, up to 10% of body surface 58 54 $61
99203 New patient office or other outpatient visit, 30-44 minutes 54 54 $121
73630 X-ray of foot, minimum of 3 views 43 31 $37
97035 Application of ultrasound, each 15 minutes 14 12 $15

In context: peer comparison

Among 48 peers in Chicago Foot & Ankle Surgery Podiatrist, average services per provider: 144. This provider delivers 7.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,764
Transactions
38
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Kerecis Limited 2 $273.43
Stryker Corporation 7 $242.60
Ets Wound Care LLC 2 $242.56
DePuy Synthes Sales INC. 4 $209.22
Abbvie INC. 8 $187.58
Integra LifeSciences Corporation 3 $147.85
Abbott Laboratories 1 $126.94
Solventum Corporation 1 $116.49
Mimedx Group, INC. 2 $67.94
Treace Medical Concepts, INC. 3 $46.44
Orthofix Medical, INC. 1 $38.00
Paratek Pharmaceuticals, INC. 1 $18.16
Amgen INC. 1 $16.49
Bioventus LLC 1 $16.47
Linvatec Corporation 1 $13.56

By nature of payment

Food and Beverage
$1,764

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathan Kramer's medical specialty?
Dr. Nathan Kramer practices Foot & Ankle Surgery Podiatrist in Chicago, IL.
Where does Dr. Nathan Kramer practice?
Dr. Nathan Kramer practices at 6445 N Central Ave, Chicago, IL 606462901. Office phone: 7732028800.
What is Dr. Nathan Kramer's NPI?
Dr. Nathan Kramer's National Provider Identifier (NPI) is 1891103925, issued by NPPES.
Does Dr. Nathan Kramer accept Medicare assignment?
Yes. Dr. Nathan Kramer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathan Kramer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Test or measurement for functional capacity (HCPCS 97750); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.