Doctor profile · Federal record

Dr. Douglas Tucker, MD

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

  • NPI 1619057593
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
301 Old San Francisco Road
Sunnyvale, CA 940863496
(408) 739-6000
Mailing address
2350 W El Camino Real, 2Nd Floor
Mountain View, CA 940406201

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
December 13, 2011
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A53759
Medicaid
CA #00A537590

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619057593. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
275
Distinct HCPCS
6
Medicare allowed
$35,972
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 76 76 $111
99214 Established patient office or other outpatient visit, 30-39 minutes 75 75 $155
99203 New patient office or other outpatient visit, 30-44 minutes 47 47 $137
99204 New patient office or other outpatient visit, 45-59 minutes 46 46 $201
81002 Urinalysis, manual test 20 20 $3
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 11 11 $16

In context: peer comparison

Among 14 peers in Sunnyvale Internal Medicine Physician, average services per provider: 58. This provider delivers 4.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$133
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Stryker Corporation 1 $132.63

By nature of payment

Food and Beverage
$133

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
76
Patients
63
Total drug cost
$589
Drug Type Claims Patients Total cost
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 17 17 $181
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 16 15 $206
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 16 16 $73
Ciprofloxacin Hcl Generic 15 15 $98
Prednisone Generic 12 0 $31

Frequently asked questions

Auto-generated from federal data
What is Dr. Douglas Tucker's medical specialty?
Dr. Douglas Tucker practices Internal Medicine Physician in Sunnyvale, CA.
Where does Dr. Douglas Tucker practice?
Dr. Douglas Tucker practices at 301 Old San Francisco Road, Sunnyvale, CA 940863496. Office phone: 4087396000.
What is Dr. Douglas Tucker's NPI?
Dr. Douglas Tucker's National Provider Identifier (NPI) is 1619057593, issued by NPPES.
Does Dr. Douglas Tucker accept Medicare assignment?
Yes. Dr. Douglas Tucker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Douglas Tucker 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); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.