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JOHN L. MADDOX MD
NPI 1790837508
Dermatology in Greenbrae, CA

Active since January 18, 2007
1300 S ELISEO DR STE 207, GREENBRAE, CA 94904(415) 925-0550(415) 925-9062 Get Directions Write a Review

NPPES record last updated: July 1, 2015. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About John L. Maddox Md NPPES

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

JOHN L. MADDOX MD (NPI 1790837508) is an individual dermatology provider in Greenbrae, California, licensed in California (G40606) and active in the NPI registry since January 2007.

NPPES Registry Identity

NPI1790837508
Entity TypeIndividualMale
Primary Taxonomy207N00000X
Provider Legal NameJOHN L. MADDOXCredential: MD
Location Address1300 S ELISEO DR STE 207Greenbrae, CA 94904-2015
Mailing Address1300 S Eliseo Dr Ste 207Greenbrae, CA 94904-2015 · (415) 925-0550 · Fax (415) 925-9062
Phone(415) 925-0550
Fax(415) 925-9062
Sole ProprietorNo
Enumeration DateJanuary 18, 2007
Last NPPES UpdateJuly 1, 2015
✔ NPI 1790837508 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License✔ Licensed in CA · G40606
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.
Also ListedDermatology · Pediatric DermatologyTaxonomy 207NP0225X · License G40606 (CA)
Also ListedDermatology · Procedural DermatologyTaxonomy 207NS0135X · License G40606 (CA)
1300 S ELISEO DR STE 207, Greenbrae, CA 94904
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Other Identifiers 3

Medicare PING40606CA
Medicaid00G406060CA
Medicare UPINE65774

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.
61%1,574 patients1/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
98%1,339 patients4/55-star benchmark: 100%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
2%615 patients1/55-star benchmark: 100%
Medication Reconciliation Post-Discharge
The percentage of discharges from any inpatient facility (e.g. hospital, skilled nursing facility, or rehabilitation facility) for patients 18 years and older of age seen within 30 days following discharge in the office by the physician, prescribing…
100%614 patients
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
15%1,385 patients1/55-star benchmark: 100%
Pneumococcal Vaccination Status for Older Adults
Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine
99%564 patients5/55-star benchmark: 95%
Preventive Care and Screening: Unhealthy Alcohol Use: Screening & Brief Counseling
Percentage of patients aged 18 years and older who were screened for unhealthy alcohol use using a systematic screening method at least once within the last 24 months AND who received brief counseling if identified as an unhealthy alcohol user
100%383 patients5/55-star benchmark: 100%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
14%1,385 patients1/55-star benchmark: 100%
Tobacco Use and Help with Quitting Among Adolescents
The percentage of adolescents 12 to 20 years of age with a primary care visit during the measurement year for whom tobacco use status was documented and received help with quitting if identified as a tobacco user
100%99 patients
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.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

GREENBRAE DERMATOLOGY, A MEDICAL CORPORATION
Dermatology
1300 S ELISEO DR STE 207
GREENBRAE, CA 94904
Marin County (415) 925-0550

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 John Maddox's NPI number?

The NPI number for John Maddox is 1790837508. It was assigned to this individual provider in the NPPES registry on January 18, 2007.

Where is John Maddox located?

John Maddox practices at 1300 S Eliseo Dr Ste 207, Greenbrae, CA 94904. The listed phone number is (415) 925-0550.

What is John Maddox's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

When was this NPI record last updated?

The NPPES record for John Maddox was last updated on July 1, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.