Doctor profile · Federal record

Dr. Ya Tze Tong, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Concord, MA

  • NPI 1245298157
  • Accepts Medicare
  • 45 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
86 Baker Avenue Ext
Concord, MA 017422132
(978) 287-9310
fax (978) 287-9357

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
June 27, 2011
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #77476
Medicaid
MA #3123766

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245298157. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
301
Distinct HCPCS
7
Medicare allowed
$34,425
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 69 57 $140
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 63 63 $142
99215 Established patient office or other outpatient visit, 40-54 minutes 49 43 $196
99213 Established patient office or other outpatient visit, 20-29 minutes 43 42 $100
96160 Administration and interpretation of patient-focused health risk assessment 42 35 $3
G0008 Administration of influenza virus vaccine 19 19 $34
90662 Influenza vaccine split virus, preservative free 16 16 $72

In context: peer comparison

Among 15 peers in this city , average services per provider: 91. This provider delivers 3.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$139
Transactions
7
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 2 $41.88
AstraZeneca Pharmaceuticals LP 2 $39.81
Exact Sciences Corporation 2 $32.62
Amgen Inc. 1 $24.42

By nature of payment

Food and Beverage
$139

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
882
Patients
224
Total drug cost
$16,980
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 191 65 $5,513
Levothyroxine Sodium Generic 146 31 $1,780
Amlodipine Besylate Generic 115 38 $1,607
Lisinopril Generic 95 29 $979
Metoprolol Succinate Generic 40 13 $1,001
Atenolol Generic 37 11 $468
Lactulose Generic 33 0 $935
Metformin Hcl Er (Metformin Hcl) Brand 33 11 $633
Sertraline Hcl Generic 33 13 $402
Rosuvastatin Calcium Generic 32 0 $1,646

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ya Tze Tong's medical specialty?
Dr. Ya Tze Tong practices Internal Medicine Physician in Concord, MA.
Where does Dr. Ya Tze Tong practice?
Dr. Ya Tze Tong practices at 86 Baker Avenue Ext, Concord, MA 017422132. Office phone: 9782879310.
What is Dr. Ya Tze Tong's NPI?
Dr. Ya Tze Tong's National Provider Identifier (NPI) is 1245298157, issued by NPPES.
Does Dr. Ya Tze Tong accept Medicare assignment?
Yes. Dr. Ya Tze Tong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ya Tze Tong commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.