Doctor profile · Federal record

Dr. Geetha Ganesan, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Wauwatosa, WI

  • NPI 1003849407
  • 32 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3289 N Mayfair RD
Wauwatosa, WI 532223203
(414) 771-7900
fax (414) 607-6336
Mailing address
Po Box 735044
Chicago, IL 606735044

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
September 27, 2023
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Wisconsin #43810
Medicaid
WI #34352000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003849407. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
774
Distinct HCPCS
8
Medicare allowed
$82,274
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 469 183 $115
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 124 124 $116
G0008 Administration of influenza virus vaccine 64 62 $29
90662 Influenza vaccine split virus, preservative free 54 52 $72
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 18 17 $13
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 16 16 $281
G0009 Administration of pneumococcal vaccine 16 16 $29
99496 Transitional care management services for problem of high complexity 13 13 $248

In context: peer comparison

Among 9 peers in Wauwatosa Internal Medicine Physician, average services per provider: 66. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,058
Patients
1,367
Total drug cost
$73,823
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 587 160 $5,393
Atorvastatin Calcium Generic 535 136 $6,088
Levothyroxine Sodium Generic 489 110 $7,776
Omeprazole Generic 472 128 $8,238
Simvastatin Generic 401 105 $3,984
Rosuvastatin Calcium Generic 380 103 $6,080
Losartan Potassium Generic 298 81 $4,664
Metoprolol Succinate Generic 285 79 $6,087
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 266 90 $10,286
Gabapentin Generic 262 90 $3,871

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Geetha Ganesan's medical specialty?
Dr. Geetha Ganesan practices Internal Medicine Physician in Wauwatosa, WI.
Where does Dr. Geetha Ganesan practice?
Dr. Geetha Ganesan practices at 3289 N Mayfair RD, Wauwatosa, WI 532223203. Office phone: 4147717900.
What is Dr. Geetha Ganesan's NPI?
Dr. Geetha Ganesan's National Provider Identifier (NPI) is 1003849407, issued by NPPES.
Does Dr. Geetha Ganesan accept Medicare assignment?
Dr. Geetha Ganesan does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Geetha Ganesan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.