DR. JOSIAH KENNETH GERDTS M.D., PH.D.
NPI 1659733673
Psychiatry & Neurology - Neurology in San Francisco, CA

Active since March 29, 2016PECOS EnrolledAccepts Medicare Assignment
75/100
CMS Quality Rating
505 PARNASSUS AVE, SAN FRANCISCO, SAN FRANCISCO, CA 94143(314) 791-6581 Get Directions Write a Review

NPPES record last updated: May 3, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 3, 2021, Mar 29, 2016 (2 updates tracked since 2016).

About Dr. Josiah Kenneth Gerdts M.d., Ph.d. NPPES

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

DR. JOSIAH KENNETH GERDTS M.D., PH.D. (NPI 1659733673) is an individual neurology provider in San Francisco, California, licensed in California (A152707) and active in the NPI registry since March 2016. He is enrolled in Medicare PECOS, maintains a secondary practice location in San Francisco, and is a graduate of Washington University School Of Medicine (2016).

NPPES Registry Identity

NPI1659733673
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameDR. JOSIAH KENNETH GERDTSCredential: M.D., PH.D.
Location Address505 PARNASSUS AVE, SAN FRANCISCOSan Francisco, CA 94143-2204
Mailing Address505 Parnassus Ave, San FranciscoSan Francisco, CA 94143-2204 · (314) 791-6581
Sole ProprietorNo
Medical School CMSWashington University School Of MedicineGraduated 2016
Enumeration DateMarch 29, 2016
Last NPPES UpdateMay 3, 20212 updates tracked since enumeration
NPPES CertifiedMay 3, 2021
NPI 1659733673 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License Licensed in CA · A152707
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
505 PARNASSUS AVE, San Francisco, CA 94143

Secondary Practice Location 1

Location 11651 4th St Fl 2San Francisco, CA 94158-2324 · Phone (415) 353-2069

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Josiah Kenneth Gerdts M.d., Ph.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID345591525
PECOS Enrollment IDI20200702000996
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

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 high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
29 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94143 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

Other Providers at the Same Location NPPES 20

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

Nurse Practitioner (Neonatal)
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Internal Medicine (Advanced Heart Failure and Transplant Cardiology)
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Hospitalist
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Internal Medicine
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Internal Medicine (Geriatric Medicine)
505 PARNASSUS AVE, 15 LONG
SAN FRANCISCO, CA 94143
Student in an Organized Health Care Education/Training Program
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143
Nurse Anesthetist, Certified Registered
505 PARNASSUS AVE
SAN FRANCISCO, CA 94143

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 Josiah Gerdts's NPI number?

The NPI number for Josiah Gerdts is 1659733673. It was assigned to this individual provider in the NPPES registry on March 29, 2016.

Where is Josiah Gerdts located?

Josiah Gerdts practices at 505 Parnassus Ave San Francisco, San Francisco, CA 94143. The listed phone number is (314) 791-6581.

What is Josiah Gerdts's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Josiah Gerdts enrolled in Medicare?

Yes. Josiah Gerdts is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Josiah Gerdts was last updated on May 3, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.