Doctor profile · Federal record

Dr. John Elliott, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Mill Valley, CA

  • NPI 1043224280
  • Accepts Medicare
  • MIPS 90.2 / 100 · 2023
  • 44 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
750 Redwood Hwy Frontage RD Ste 1204
Mill Valley, CA 949412483
(415) 384-4778
fax (415) 384-4779
Mailing address
3400 Data Dr
Rancho Cordova, CA 956707956

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
August 23, 2023
Year of graduation
1982 — 44 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #C40989

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043224280. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,331
Distinct HCPCS
10
Medicare allowed
$130,432
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 259 242 $109
99203 New patient office or other outpatient visit, 30-44 minutes 158 158 $134
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 123 122 $50
99285 Emergency department visit with high level of medical decision making 99 98 $179
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 96 89 $9
99214 Established patient office or other outpatient visit, 30-39 minutes 89 89 $154
99284 Emergency department visit with moderate level of medical decision making 79 76 $124
81003 Automated urinalysis test 63 58 $2
99212 Established patient office or other outpatient visit, 10-19 minutes 62 60 $70
99291 Critical care, first 30-74 minutes 48 48 $221

In context: peer comparison

Among 2 peers in Mill Valley Emergency Medicine Physician, average services per provider: 65. This provider delivers 20× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
500
Patients
488
Total drug cost
$4,554
Drug Type Claims Patients Total cost
Azithromycin Generic 72 70 $458
Mupirocin Generic 67 62 $598
Cephalexin Generic 65 63 $566
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 46 46 $352
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 42 40 $740
Prednisone Generic 38 38 $108
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 30 30 $140
Doxycycline Hyclate Generic 28 27 $336
Ibuprofen Generic 23 23 $113
Ondansetron Odt (Ondansetron) Brand 20 20 $129

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Elliott's medical specialty?
Dr. John Elliott practices Emergency Medicine Physician in Mill Valley, CA.
Where does Dr. John Elliott practice?
Dr. John Elliott practices at 750 Redwood Hwy Frontage RD Ste 1204, Mill Valley, CA 949412483. Office phone: 4153844778.
What is Dr. John Elliott's NPI?
Dr. John Elliott's National Provider Identifier (NPI) is 1043224280, issued by NPPES.
Does Dr. John Elliott accept Medicare assignment?
Yes. Dr. John Elliott accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Elliott commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen (HCPCS 87635). Source: CMS Medicare Physician & Other Practitioners file.