Doctor profile · Federal record

Dr. Vibha Iyengar, M.D, MPH

Geriatric Medicine (Internal Medicine) Physician (CMS: Geriatric Medicine) · Internal Medicine Physician · Mountain View, CA

  • NPI 1023279528
  • Accepts Medicare
  • 20 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
701 E El Camino Real
Mountain View, CA 940402833
(650) 934-7808
Mailing address
2350 W. El Camino Real, 2Nd Floor
Mountain View, CA 940406203

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
September 30, 2014
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207RG0300X — NUCC code
State license (1)
California #A114870

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023279528. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
522
Distinct HCPCS
8
Medicare allowed
$83,880
HCPCS Description Services Patients Avg allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 180 61 $125
99215 Established patient office or other outpatient visit, 40-54 minutes 131 85 $217
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 66 59 $211
99316 Nursing facility discharge management, more than 30 minutes 49 42 $153
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 31 21 $88
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 29 26 $38
99205 New patient office or other outpatient visit, 60-74 minutes 21 21 $265
99214 Established patient office or other outpatient visit, 30-39 minutes 15 12 $140

In context: peer comparison

Among 1 peers in Mountain View Geriatric Medicine (Internal Medicine) Physician, average services per provider: 65. This provider delivers 8.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
736
Patients
130
Total drug cost
$13,414
Drug Type Claims Patients Total cost
Sertraline Hcl Generic 136 30 $981
Atorvastatin Calcium Generic 75 17 $946
Quetiapine Fumarate Generic 65 18 $988
Donepezil Hcl Generic 61 19 $736
Memantine Hcl Generic 60 17 $2,609
Trazodone Hcl Generic 45 18 $416
Escitalopram Oxalate Generic 41 0 $539
Mirtazapine Generic 39 0 $1,568
Amlodipine Besylate Generic 38 11 $239
Divalproex Sodium Generic 33 0 $1,125

Frequently asked questions

Auto-generated from federal data
What is Dr. Vibha Iyengar's medical specialty?
Dr. Vibha Iyengar practices Geriatric Medicine (Internal Medicine) Physician in Mountain View, CA.
Where does Dr. Vibha Iyengar practice?
Dr. Vibha Iyengar practices at 701 E El Camino Real, Mountain View, CA 940402833. Office phone: 6509347808.
What is Dr. Vibha Iyengar's NPI?
Dr. Vibha Iyengar's National Provider Identifier (NPI) is 1023279528, issued by NPPES.
Does Dr. Vibha Iyengar accept Medicare assignment?
Yes. Dr. Vibha Iyengar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Vibha Iyengar commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Established patient office or other outpatient visit (HCPCS 99215); Initial nursing facility care with high level of medical decision making (HCPCS 99306). Source: CMS Medicare Physician & Other Practitioners file.