Doctor profile · Federal record

Dr. Christopher Tashjian, MD

Family Medicine Physician (CMS: Family Practice) · River Falls, WI

  • NPI 1134112634
  • Accepts Medicare
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
319 S Main St
River Falls, WI 540222452
(715) 425-6701
fax (715) 425-7075

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
April 19, 2024
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Wisconsin #31569
Medicaid
WI #31830400

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134112634. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
803
Distinct HCPCS
10
Medicare allowed
$47,505
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 173 105 $122
36415 Insertion of needle into vein for collection of blood sample 165 103 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 79 53 $86
85027 Complete blood cell count (red cells, white blood cell, platelets), automated test 65 57 $6
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 49 49 $124
83036 Hemoglobin a1c level 46 31 $10
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 33 18 $71
G0008 Administration of influenza virus vaccine 32 31 $29
90662 Influenza vaccine split virus, preservative free 30 29 $64
90480 Admn sarscov2 vacc 1 dose 27 27 $39

In context: peer comparison

Among 5 peers in River Falls Family Medicine Physician, average services per provider: 59. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$112
Transactions
7
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, INC. 3 $47.52
Novo Nordisk INC 2 $34.52
Novartis Pharmaceuticals Corporation 2 $30.07

By nature of payment

Food and Beverage
$112

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,292
Patients
603
Total drug cost
$90,257
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 358 98 $5,688
Lisinopril Generic 231 65 $2,196
Furosemide Generic 223 47 $2,454
Levothyroxine Sodium Generic 217 51 $3,379
Amlodipine Besylate Generic 191 55 $2,061
Omeprazole Generic 169 47 $2,644
Simvastatin Generic 120 33 $1,582
Tamsulosin Hcl Generic 111 30 $2,074
Losartan Potassium Generic 109 31 $1,446
Eliquis (Apixaban) Brand 101 15 $56,730

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Tashjian's medical specialty?
Dr. Christopher Tashjian practices Family Medicine Physician in River Falls, WI.
Where does Dr. Christopher Tashjian practice?
Dr. Christopher Tashjian practices at 319 S Main St, River Falls, WI 540222452. Office phone: 7154256701.
What is Dr. Christopher Tashjian's NPI?
Dr. Christopher Tashjian's National Provider Identifier (NPI) is 1134112634, issued by NPPES.
Does Dr. Christopher Tashjian accept Medicare assignment?
Yes. Dr. Christopher Tashjian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Tashjian 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.