Doctor profile · Federal record

Dr. Lauren Grossman, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Integrative Medicine Physician · Emergency Medicine Physician · Mountain View, CA

  • NPI 1891771168
  • Accepts Medicare
  • 36 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
701 E El Camino Real
Mountain View, CA 940402833
(650) 934-7800
fax (650) 934-7843
Additional location
300 Pasteur Dr
Stanford, CA 943052200
(650) 723-4000
Mailing address
300 Pasteur Dr
Stanford, CA 943052200

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
July 10, 2024
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
California #G152577 · Colorado #41768
Medicaid
CO #66057337

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891771168. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
498
Distinct HCPCS
10
Medicare allowed
$48,037
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 237 231 $109
99214 Established patient office or other outpatient visit, 30-39 minutes 65 65 $149
81003 Automated urinalysis test 52 52 $2
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 24 24 $50
96374 Injection of drug or substance into vein 18 18 $50
99203 New patient office or other outpatient visit, 30-44 minutes 17 17 $135
99215 Established patient office or other outpatient visit, 40-54 minutes 17 15 $140
96360 Infusion into a vein for hydration, 31-60 minutes 15 15 $43
J7040 Infusion, normal saline solution, sterile (500 ml = 1 unit) 15 14 $1
99205 New patient office or other outpatient visit, 60-74 minutes 14 14 $179

In context: peer comparison

Among 11 peers in Mountain View Emergency Medicine Physician, average services per provider: 64. This provider delivers 7.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
86
Patients
85
Total drug cost
$888
Drug Type Claims Patients Total cost
Prednisone Generic 29 28 $46
Cephalexin Generic 18 18 $120
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 14 14 $149
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 13 13 $375
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 12 12 $198

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Lauren Grossman's medical specialty?
Dr. Lauren Grossman practices Emergency Medicine Physician in Mountain View, CA.
Where does Dr. Lauren Grossman practice?
Dr. Lauren Grossman practices at 701 E El Camino Real, Mountain View, CA 940402833. Office phone: 6509347800.
What is Dr. Lauren Grossman's NPI?
Dr. Lauren Grossman's National Provider Identifier (NPI) is 1891771168, issued by NPPES.
Does Dr. Lauren Grossman accept Medicare assignment?
Yes. Dr. Lauren Grossman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lauren Grossman 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); Automated urinalysis test (HCPCS 81003). Source: CMS Medicare Physician & Other Practitioners file.