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DR. MICHAEL DAVID FOX MD
NPI 1225027709
Family Medicine - Geriatric Medicine in Mill Valley, CA

Active since October 18, 2005PECOS Enrolled
15 ESCALON DR, MILL VALLEY, CA 94941(415) 515-7773(415) 388-2829 Get Directions Write a Review

NPPES record last updated: September 21, 2015. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Michael David Fox Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MICHAEL DAVID FOX MD (NPI 1225027709) is an individual geriatric medicine provider in Mill Valley, California, licensed in California (G31552) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1225027709
Entity TypeIndividualMale
Primary Taxonomy207QG0300X
Provider Legal NameDR. MICHAEL DAVID FOXCredential: MD
Location Address15 ESCALON DRMill Valley, CA 94941-1339
Mailing Address15 Escalon DrMill Valley, CA 94941-1339 · (415) 515-7773 · Fax (415) 388-2829
Phone(415) 515-7773
Fax(415) 388-2829
Sole ProprietorYes
Enumeration DateOctober 18, 2005
Last NPPES UpdateSeptember 21, 2015
✔ NPI 1225027709 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207QG0300X
License✔ Licensed in CA · G31552
Definition
A family medicine physician with special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes, and the hospital.
15 ESCALON DR, Mill Valley, CA 94941
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Other Identifiers 4

Medicare ID-Type Unspecified00G315521CA
Other00G315520CA · Blue Shield
Medicaid00G315520CA
Medicare UPINA44808

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Michael David Fox Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
21 services13 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
20 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94941 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$104.67 typical visit price
range $69.07 – $202.63
Typical copayment $26.16 (range $17.26 – $50.65)
Most-billed visit code 99203
Established Patient
$119.61 typical visit price
range $23.44 – $166.64
Typical copayment $29.90 (range $5.86 – $41.66)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
100%132 patients5/55-star benchmark: 100%
Preventive Care and Screening: Screening for Depression and Follow-Up Plan
Percentage of patients aged 12 years and older screened for depression on the date of the encounter using an age appropriate standardized depression screening tool AND if positive, a follow-up plan is documented on the date of the positive screen
100%99 patients5/55-star benchmark: 100%
Urinary Incontinence: Assessment of Presence or Absence of Urinary Incontinence in Women Aged 65 Years and Older
Percentage of female patients aged 65 years and older who were assessed for the presence or absence of urinary incontinence within 12 months
100%58 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$57.26 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Michael Fox's NPI number?

The NPI number for Michael Fox is 1225027709. It was assigned to this individual provider in the NPPES registry on October 18, 2005.

Where is Michael Fox located?

Michael Fox practices at 15 Escalon Dr, Mill Valley, CA 94941. The listed phone number is (415) 515-7773.

What is Michael Fox's specialty?

The primary specialty registered for this NPI is Family Medicine, specializing in Geriatric Medicine, with taxonomy code 207QG0300X.

Is Michael Fox enrolled in Medicare?

Yes. Michael Fox is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Michael Fox was last updated on September 21, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.