Doctor profile · Federal record

Dr. Mark Koenig, D.O.

Family Medicine Physician (CMS: Family Practice) · Miller Place, NY

  • NPI 1831252964
  • Accepts Medicare
  • 41 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
765 Route 25A Ste 6
Miller Place, NY 117642649
(631) 320-3200
fax (631) 350-7798
Mailing address
1 E Roe Blvd
Patchogue, NY 117722631

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
August 16, 2019
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
New York #174687
Medicaid
NY #01263721

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831252964. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,600
Distinct HCPCS
10
Medicare allowed
$154,529
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 337 186 $149
36415 Insertion of needle into vein for collection of blood sample 209 145 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 204 131 $106
G0447 Face-to-face behavioral counseling for obesity, 15 minutes 159 76 $30
80061 Blood test, lipids (cholesterol and triglycerides) 153 113 $13
80053 Blood test, comprehensive group of blood chemicals 152 115 $10
83036 Hemoglobin a1c level 127 100 $10
84443 Blood test, thyroid stimulating hormone (tsh) 123 100 $16
84439 Thyroxine (thyroid chemical), free 120 97 $9
84480 Thyroid hormone, t3 measurement, total 120 97 $14

In context: peer comparison

Among 1 peers in Miller Place Family Medicine Physician, average services per provider: 97. This provider delivers 37× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,120
Transactions
58
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 19 $584.46
Boehringer Ingelheim Pharmaceuticals, INC. 9 $396.14
Amgen INC. 8 $315.31
Lilly USA, LLC 4 $267.82
Abbott Laboratories 2 $199.82
Novo Nordisk INC 4 $82.56
Exact Sciences Corporation 3 $81.35
Abbvie INC. 3 $61.82
Pfizer INC. 2 $38.23
Bayer Healthcare Pharmaceuticals INC. 1 $27.57
Regeneron Healthcare Solutions, INC. 1 $26.43
Baxter Healthcare 1 $23.89
Merck Sharp & Dohme LLC 1 $14.16

By nature of payment

Food and Beverage
$2,120

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,988
Patients
636
Total drug cost
$27,333
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 314 99 $5,172
Omeprazole Generic 192 55 $2,851
Amlodipine Besylate Generic 187 61 $1,376
Losartan Potassium Generic 164 54 $1,952
Metformin Hcl Generic 158 51 $1,307
Levothyroxine Sodium Generic 152 54 $2,617
Rosuvastatin Calcium Generic 146 52 $2,565
Metoprolol Succinate Generic 134 44 $2,644
Simvastatin Generic 103 28 $718
Metoprolol Tartrate Generic 83 27 $528

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Koenig's medical specialty?
Dr. Mark Koenig practices Family Medicine Physician in Miller Place, NY.
Where does Dr. Mark Koenig practice?
Dr. Mark Koenig practices at 765 Route 25A Ste 6, Miller Place, NY 117642649. Office phone: 6313203200.
What is Dr. Mark Koenig's NPI?
Dr. Mark Koenig's National Provider Identifier (NPI) is 1831252964, issued by NPPES.
Does Dr. Mark Koenig accept Medicare assignment?
Yes. Dr. Mark Koenig accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Koenig commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.