Doctor profile · Federal record

Dr. Carolyn Tiernan, MD

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

  • NPI 1215947981
  • Accepts Medicare
  • 48 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2107 Livingston St, Suite A
Oakland, CA 946065218
(510) 436-9000
fax (510) 436-9013

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #G40571

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215947981. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$22
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
MIMEDX Group, Inc. 1 $22.29

By nature of payment

Food and Beverage
$22

Frequently asked questions

Auto-generated from federal data
What is Dr. Carolyn Tiernan's medical specialty?
Dr. Carolyn Tiernan practices Emergency Medicine Physician in Oakland, CA.
Where does Dr. Carolyn Tiernan practice?
Dr. Carolyn Tiernan practices at 2107 Livingston St, Oakland, CA 946065218. Office phone: 5104369000.
What is Dr. Carolyn Tiernan's NPI?
Dr. Carolyn Tiernan's National Provider Identifier (NPI) is 1215947981, issued by NPPES.
Does Dr. Carolyn Tiernan accept Medicare assignment?
Yes. Dr. Carolyn Tiernan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.