Doctor profile · Federal record

Dr. Manjula Gunawardane, MD

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

  • NPI 1326162272
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
350 Hawthorne Ave Rm 2346
Oakland, CA 946093108
(510) 869-8670
fax (510) 869-8781
Mailing address
325 Distel Cir
Los Altos, CA 940221408

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
September 27, 2019
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
California #A103613

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326162272. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
369
Distinct HCPCS
4
Medicare allowed
$49,862
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 238 129 $135
99239 Hospital discharge day management, more than 30 minutes 103 101 $132
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 16 16 $197
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 12 11 $90

In context: peer comparison

Among 28 peers in Oakland Hospitalist Physician, average services per provider: 137. This provider delivers 2.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
13
Patients
12
Total drug cost
$34
Drug Type Claims Patients Total cost
Levofloxacin Generic 13 12 $34

Frequently asked questions

Auto-generated from federal data
What is Dr. Manjula Gunawardane's medical specialty?
Dr. Manjula Gunawardane practices Hospitalist Physician in Oakland, CA.
Where does Dr. Manjula Gunawardane practice?
Dr. Manjula Gunawardane practices at 350 Hawthorne Ave Rm 2346, Oakland, CA 946093108. Office phone: 5108698670.
What is Dr. Manjula Gunawardane's NPI?
Dr. Manjula Gunawardane's National Provider Identifier (NPI) is 1326162272, issued by NPPES.
Does Dr. Manjula Gunawardane accept Medicare assignment?
Yes. Dr. Manjula Gunawardane accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Manjula Gunawardane 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); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.