Doctor profile · Federal record

Dr. Matthew Wonnacott, MD

Family Medicine Physician (CMS: Family Practice) · South Lake Tahoe, CA

  • NPI 1144214495
  • Accepts Medicare
  • MIPS 91.1 / 100 · 2023
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2201 South Ave
South Lake Tahoe, CA 961507025
(530) 543-5623
fax (530) 541-5738
Mailing address
1111 Emerald Bay RD
South Lake Tahoe, CA 961506207

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
July 21, 2022
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
California #A64012

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144214495. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
456
Distinct HCPCS
10
Medicare allowed
$49,037
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 94 71 $95
99214 Established patient office or other outpatient visit, 30-39 minutes 81 66 $134
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 62 33 $41
99215 Established patient office or other outpatient visit, 40-54 minutes 44 43 $187
99204 New patient office or other outpatient visit, 45-59 minutes 38 38 $173
99203 New patient office or other outpatient visit, 30-44 minutes 24 24 $117
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 24 17 $77
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 21 21 $137
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 19 15 $110
96127 Assessment of emotional or behavioral problems 13 13 $5

In context: peer comparison

Among 3 peers in South Lake Tahoe Family Medicine Physician, average services per provider: 51. This provider delivers 8.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$94
Transactions
5
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Exact Sciences Corporation 1 $27.64
Pfizer INC. 1 $18.58
Novo Nordisk INC 1 $18.39
Lilly USA, LLC 1 $15.07
GlaxoSmithKline, LLC. 1 $14.44

By nature of payment

Food and Beverage
$94

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,092
Patients
157
Total drug cost
$49,187
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 120 23 $1,316
Atorvastatin Calcium Generic 113 29 $2,124
Eliquis (Apixaban) Brand 111 0 $29,438
Gabapentin Generic 90 26 $1,902
Sertraline Hcl Generic 88 12 $1,047
Levothyroxine Sodium Generic 81 22 $1,309
Donepezil Hcl Generic 67 0 $1,449
Lisinopril Generic 63 15 $712
Duloxetine Hcl Generic 58 0 $5,239
Losartan Potassium Generic 58 18 $1,073

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Wonnacott's medical specialty?
Dr. Matthew Wonnacott practices Family Medicine Physician in South Lake Tahoe, CA.
Where does Dr. Matthew Wonnacott practice?
Dr. Matthew Wonnacott practices at 2201 South Ave, South Lake Tahoe, CA 961507025. Office phone: 5305435623.
What is Dr. Matthew Wonnacott's NPI?
Dr. Matthew Wonnacott's National Provider Identifier (NPI) is 1144214495, issued by NPPES.
Does Dr. Matthew Wonnacott accept Medicare assignment?
Yes. Dr. Matthew Wonnacott accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Wonnacott commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99307). Source: CMS Medicare Physician & Other Practitioners file.