Doctor profile · Federal record

Dr. James Kohlenberg, MD

Internal Medicine Physician (CMS: Internal Medicine) · Addiction Medicine (Internal Medicine) Physician · Madison Heights, MI

  • NPI 1720079437
  • Accepts Medicare
  • 50 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
26505 John R RD
Madison Heights, MI 480713611
(248) 547-3100
fax (248) 547-4733

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
February 12, 2025
Year of graduation
1976 — 50 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #4301038982

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720079437. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,536
Distinct HCPCS
10
Medicare allowed
$426,366
HCPCS Description Services Patients Avg allowed
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 2,510 248 $63
99214 Established patient office or other outpatient visit, 30-39 minutes 632 234 $125
36415 Insertion of needle into vein for collection of blood sample 365 241 $8
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 365 31 $49
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 362 31 $49
99458 Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes 303 30 $40
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 212 192 $14
99213 Established patient office or other outpatient visit, 20-29 minutes 196 105 $90
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 181 181 $126
99215 Established patient office or other outpatient visit, 40-54 minutes 178 101 $179

In context: peer comparison

Among 3 peers in this city , average services per provider: 210. This provider delivers 31× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$231
Transactions
12
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 6 $117.33
GlaxoSmithKline, LLC. 3 $62.13
Amgen Inc. 2 $34.37
PFIZER INC. 1 $17.20

By nature of payment

Food and Beverage
$231

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,154
Patients
1,290
Total drug cost
$118,406
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 1,091 307 $17,697
Losartan Potassium Generic 604 163 $11,038
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 505 69 $14,071
Omeprazole Generic 401 115 $7,019
Levothyroxine Sodium Generic 380 102 $6,722
Metformin Hcl Generic 362 105 $4,889
Amlodipine Besylate Generic 360 98 $3,867
Hydrochlorothiazide Generic 282 75 $1,378
Lisinopril Generic 236 65 $2,833
Metoprolol Succinate Generic 236 66 $5,973

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Kohlenberg's medical specialty?
Dr. James Kohlenberg practices Internal Medicine Physician in Madison Heights, MI.
Where does Dr. James Kohlenberg practice?
Dr. James Kohlenberg practices at 26505 John R RD, Madison Heights, MI 480713611. Office phone: 2485473100.
What is Dr. James Kohlenberg's NPI?
Dr. James Kohlenberg's National Provider Identifier (NPI) is 1720079437, issued by NPPES.
Does Dr. James Kohlenberg accept Medicare assignment?
Yes. Dr. James Kohlenberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Kohlenberg commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services (HCPCS 99490); 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.