Doctor profile · Federal record

Dr. Tiffany Ludka-Gaulke, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Pediatrics Physician · Pediatrics Physician · Spokane, WA

  • NPI 1518115393
  • Accepts Medicare
  • 18 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9911 N Nevada St
Spokane, WA 992181298
(509) 626-9420
fax (509) 227-7070
Mailing address
Po Box 421
Liberty Lake, WA 990190421

Credentials & registration

NPPES · NUCC
NPI registered
September 2008 — 18 yrs on file
Profile last updated
June 16, 2021
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Washington #MD60563033 · Wisconsin #53392

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518115393. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
390
Distinct HCPCS
7
Medicare allowed
$39,267
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 158 105 $125
99213 Established patient office or other outpatient visit, 20-29 minutes 93 73 $90
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 67 67 $128
99212 Established patient office or other outpatient visit, 10-19 minutes 28 28 $55
90686 Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage 15 15 $22
G0008 Administration of influenza virus vaccine 15 15 $30
83036 Hemoglobin a1c level 14 11 $10

In context: peer comparison

Among 80 peers in Spokane Internal Medicine Physician, average services per provider: 106. This provider delivers 3.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,362
Patients
343
Total drug cost
$25,795
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 218 58 $4,397
Omeprazole Generic 133 36 $2,729
Lisinopril Generic 121 32 $1,190
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 104 31 $2,850
Atorvastatin Calcium Generic 87 24 $1,672
Trazodone Hcl Generic 86 19 $1,280
Losartan Potassium Generic 79 20 $1,194
Famotidine Generic 77 0 $1,372
Rosuvastatin Calcium Generic 72 21 $1,010
Gabapentin Generic 70 19 $2,879

Frequently asked questions

Auto-generated from federal data
What is Dr. Tiffany Ludka-Gaulke's medical specialty?
Dr. Tiffany Ludka-Gaulke practices Internal Medicine Physician in Spokane, WA.
Where does Dr. Tiffany Ludka-Gaulke practice?
Dr. Tiffany Ludka-Gaulke practices at 9911 N Nevada St, Spokane, WA 992181298. Office phone: 5096269420.
What is Dr. Tiffany Ludka-Gaulke's NPI?
Dr. Tiffany Ludka-Gaulke's National Provider Identifier (NPI) is 1518115393, issued by NPPES.
Does Dr. Tiffany Ludka-Gaulke accept Medicare assignment?
Yes. Dr. Tiffany Ludka-Gaulke accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tiffany Ludka-Gaulke commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.