Doctor profile · Federal record

Dr. Michael Collier, MD

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

  • NPI 1811933674
  • Accepts Medicare
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
11808 Kingston Pike, Suite 160
Knoxville, TN 379343803
(865) 966-3940
Mailing address
1225 E Weisgarber RD, Suite 200N
Knoxville, TN 379092604

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
April 30, 2008
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Tennessee #32220
Medicaid
TN #3851843

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811933674. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
11,063
Distinct HCPCS
10
Medicare allowed
$293,910
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 1,030 454 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 913 453 $118
80053 Blood test, comprehensive group of blood chemicals 879 449 $10
80061 Blood test, lipids (cholesterol and triglycerides) 867 447 $13
83036 Hemoglobin a1c level 649 322 $9
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 632 395 $8
84443 Blood test, thyroid stimulating hormone (tsh) 582 392 $16
81003 Automated urinalysis test 450 375 $2
82306 Vitamin d-3 level 446 279 $29
83735 Magnesium level 434 221 $7

In context: peer comparison

Among 77 peers in Knoxville Internal Medicine Physician, average services per provider: 140. This provider delivers 79× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,493
Transactions
167
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 40 $447.65
Novo Nordisk INC 31 $393.97
Pfizer INC. 33 $342.14
Lilly USA, LLC 22 $257.16
GlaxoSmithKline, LLC. 6 $106.22
AstraZeneca Pharmaceuticals Lp 6 $93.57
Amgen INC. 5 $84.87
Sumitomo Pharma America, INC. 4 $68.78
Daiichi Sankyo INC. 3 $64.23
Abbott Laboratories 4 $60.91
Astellas Pharma US INC 3 $56.93
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 3 $51.96
Edwards Lifesciences Corporation 2 $50.94
Boehringer Ingelheim Pharmaceuticals, INC. 3 $48.09
Dexcom, INC. 2 $40.96

By nature of payment

Food and Beverage
$2,493

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,077
Patients
1,154
Total drug cost
$46,785
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 579 168 $7,819
Levothyroxine Sodium Generic 533 147 $6,200
Atorvastatin Calcium Generic 466 131 $4,692
Amlodipine Besylate Generic 338 95 $1,900
Pantoprazole Sodium Generic 295 89 $4,105
Omeprazole Generic 235 63 $2,197
Meloxicam Generic 225 80 $1,358
Metformin Hcl ER (Metformin Hcl) Brand 214 58 $2,295
Ezetimibe Generic 205 58 $6,045
Zolpidem Tartrate Generic 180 33 $882

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Collier's medical specialty?
Dr. Michael Collier practices Internal Medicine Physician in Knoxville, TN.
Where does Dr. Michael Collier practice?
Dr. Michael Collier practices at 11808 Kingston Pike, Knoxville, TN 379343803. Office phone: 8659663940.
What is Dr. Michael Collier's NPI?
Dr. Michael Collier's National Provider Identifier (NPI) is 1811933674, issued by NPPES.
Does Dr. Michael Collier accept Medicare assignment?
Yes. Dr. Michael Collier accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Collier 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 99214); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.