Doctor profile · Federal record

Dr. Tanny Tantiyavarong

Internal Medicine Physician (CMS: Internal Medicine) · Oakland, CA

  • NPI 1396164109
  • Accepts Medicare
  • MIPS 83.9 / 100 · 2023
  • 12 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1411 E 31St St
Oakland, CA 946021018
(510) 437-4141

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
October 3, 2019
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #20A14753

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396164109. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
340
Distinct HCPCS
4
Medicare allowed
$48,044
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 232 93 $135
99239 Hospital discharge day management, more than 30 minutes 66 66 $132
99285 Emergency department visit with high level of medical decision making 28 28 $190
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 14 14 $197

In context: peer comparison

Among 78 peers in Oakland Internal Medicine Physician, average services per provider: 326. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Tanny Tantiyavarong's medical specialty?
Dr. Tanny Tantiyavarong practices Internal Medicine Physician in Oakland, CA.
Where does Dr. Tanny Tantiyavarong practice?
Dr. Tanny Tantiyavarong practices at 1411 E 31St St, Oakland, CA 946021018. Office phone: 5104374141.
What is Dr. Tanny Tantiyavarong's NPI?
Dr. Tanny Tantiyavarong's National Provider Identifier (NPI) is 1396164109, issued by NPPES.
Does Dr. Tanny Tantiyavarong accept Medicare assignment?
Yes. Dr. Tanny Tantiyavarong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tanny Tantiyavarong commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.