Doctor profile · Federal record

Dr. Mark Heinsohn, MD

Internal Medicine Physician (CMS: Internal Medicine) · Chattanooga, TN

  • NPI 1457338014
  • Accepts Medicare
  • MIPS 94.7 / 100 · 2023
  • 45 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
605 Glenwood Dr, Suite 404
Chattanooga, TN 374041108
(423) 629-7220
fax (423) 629-4091

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
May 6, 2010
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Tennessee #24450

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457338014. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
7,414
Distinct HCPCS
10
Medicare allowed
$434,753
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 1,238 460 $8
99215 Established patient office or other outpatient visit, 40-54 minutes 1,155 452 $166
85027 Complete blood cell count (red cells, white blood cell, platelets), automated test 1,103 453 $6
99214 Established patient office or other outpatient visit, 30-39 minutes 688 305 $118
71046 X-ray of chest, 2 views 444 389 $31
81003 Automated urinalysis test 420 370 $2
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 408 383 $13
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 371 371 $121
G0444 Annual depression screening, 5 to 15 minutes 360 360 $17
85610 Blood test, clotting time 205 26 $4

In context: peer comparison

Among 67 peers in Chattanooga Internal Medicine Physician, average services per provider: 133. This provider delivers 56× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,107
Transactions
72
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Amgen INC. 16 $179.74
Novo Nordisk INC 8 $149.03
Abbvie INC. 11 $133.96
Abbott Laboratories 7 $122.43
Pfizer INC. 6 $106.27
Novartis Pharmaceuticals Corporation 5 $96.40
Lilly USA, LLC 4 $56.99
Inspire Medical Systems, INC. 3 $51.48
Bayer Healthcare Pharmaceuticals INC. 3 $50.49
Boehringer Ingelheim Pharmaceuticals, INC. 2 $39.26
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 2 $34.61
Otsuka America Pharmaceutical, INC. 2 $32.38
Xeris Pharmaceuticals, INC. 1 $22.65
GlaxoSmithKline, LLC. 1 $16.70
E.R. Squibb & Sons, L.L.C. 1 $14.49

By nature of payment

Food and Beverage
$1,084
Education
$23

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,558
Patients
1,454
Total drug cost
$356,234
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 488 125 $6,740
Rosuvastatin Calcium Generic 482 140 $10,856
Amlodipine Besylate Generic 447 147 $3,643
Gabapentin Generic 426 73 $4,517
Omeprazole Generic 426 132 $7,538
Lorazepam Generic 413 56 $3,871
Losartan Potassium Generic 411 125 $6,862
Sertraline Hcl Generic 389 121 $5,500
Potassium Chloride Generic 340 110 $11,506
Pantoprazole Sodium Generic 336 94 $8,722

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Heinsohn's medical specialty?
Dr. Mark Heinsohn practices Internal Medicine Physician in Chattanooga, TN.
Where does Dr. Mark Heinsohn practice?
Dr. Mark Heinsohn practices at 605 Glenwood Dr, Chattanooga, TN 374041108. Office phone: 4236297220.
What is Dr. Mark Heinsohn's NPI?
Dr. Mark Heinsohn's National Provider Identifier (NPI) is 1457338014, issued by NPPES.
Does Dr. Mark Heinsohn accept Medicare assignment?
Yes. Dr. Mark Heinsohn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Heinsohn 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 99215); Complete blood cell count (red cells, white blood cell, platelets), automated test (HCPCS 85027). Source: CMS Medicare Physician & Other Practitioners file.