DR. NATHANIEL HAMILTON FLEMING MD, MS
NPI 1316400245
Psychiatry & Neurology - Neurology in San Francisco, CA

Active since April 08, 2019PECOS EnrolledAccepts Medicare Assignment
505 PARNASSUS AVE, SAN FRANCISCO, CA 94143(415) 476-1000 Get Directions Write a Review

NPPES record last updated: June 13, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 13, 2024, Apr 9, 2019 (2 updates tracked since 2019).

About Dr. Nathaniel Hamilton Fleming Md, Ms NPPES

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

DR. NATHANIEL HAMILTON FLEMING MD, MS (NPI 1316400245) is an individual neurology provider in San Francisco, California, licensed in California (A177834) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS and is a graduate of Stanford University School Of Medicine (2019).

NPPES Registry Identity

NPI1316400245
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameDR. NATHANIEL HAMILTON FLEMINGCredential: MD, MS
Location Address505 PARNASSUS AVESan Francisco, CA 94143
Mailing Address505 Parnassus Avenue, Box 0114San Francisco, CA 94143
Sole ProprietorNo
Medical School CMSStanford University School Of MedicineGraduated 2019
Enumeration DateApril 8, 2019
Last NPPES UpdateJune 13, 20242 updates tracked since enumeration
NPPES CertifiedJune 13, 2024
NPI 1316400245 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 · A177834
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

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. Nathaniel Hamilton Fleming Md, Ms 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 ID1759700560
PECOS Enrollment IDI20240712004042
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.
23 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.

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 Nathaniel Fleming's NPI number?

The NPI number for Nathaniel Fleming is 1316400245. It was assigned to this individual provider in the NPPES registry on April 8, 2019.

Where is Nathaniel Fleming located?

Nathaniel Fleming practices at 505 Parnassus Ave, San Francisco, CA 94143. The listed phone number is (415) 476-1000.

What is Nathaniel Fleming's specialty?

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

Is Nathaniel Fleming enrolled in Medicare?

Yes. Nathaniel Fleming 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 Nathaniel Fleming was last updated on June 13, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.