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WILLIAM TSAO MD
NPI 1073923777
Psychiatry & Neurology - Neurology in Baltimore, MD

Active since May 02, 2014PECOS EnrolledAccepts Medicare Assignment
600 N WOLFE STREET, ZAYED 6005, BALTIMORE, MD 21287(410) 614-9671(410) 614-7536 Get Directions Write a Review

NPPES record last updated: August 19, 2019. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About William Tsao Md NPPES

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

WILLIAM TSAO MD (NPI 1073923777) is an individual neurology provider in Baltimore, Maryland, licensed in Maryland (D87508) and active in the NPI registry since May 2014. He is enrolled in Medicare PECOS, is affiliated with Greater Baltimore Medical Center, and is a graduate of Johns Hopkins University School Of Medicine (2015).

NPPES Registry Identity

NPI1073923777
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameWILLIAM TSAOCredential: MD
Location Address600 N WOLFE STREET, ZAYED 6005Baltimore, MD 21287-0010
Mailing Address9910 Franklin Square Dr Ste 2110Baltimore, MD 21236-4902 · (410) 933-6423
Phone(410) 614-9671
Fax(410) 614-7536
Sole ProprietorNo
Medical School CMSJohns Hopkins University School Of MedicineGraduated 2015
Enumeration DateMay 2, 2014
Last NPPES UpdateAugust 19, 2019
✔ NPI 1073923777 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 MD · D87508
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.
600 N WOLFE STREET, Baltimore, MD 21287
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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

William Tsao Md 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 ID42530073
PECOS Enrollment IDI20190906000648
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 11

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.
142 services122 patients
Needle measurement of electrical activity in arm or leg muscles, complete study 95886
This procedure, known as an electromyography (EMG), involves inserting a small needle into your arm or leg muscles to measure their electrical activity. This complete study helps diagnose issues with nerves or muscles, providing valuable data for your treatment plan.
104 services88 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.
104 services94 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
88 services88 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
74 services74 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
35 services35 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Greater Baltimore Medical Center

Acute Care Hospitals · Baltimore, MD
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210044
Location6701 North Charles StreetBaltimore, MD 21204 · Baltimore County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21287 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
$139.05 typical visit price
range $60.73 – $183.44
Typical copayment $34.76 (range $15.18 – $45.86)
Most-billed visit code 99204
Established Patient
$106.59 typical visit price
range $19.60 – $149.17
Typical copayment $26.64 (range $4.90 – $37.29)
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.

DR. WHITNEY ERIN PARKER MD, PHD
Neurological Surgery
600 N WOLFE STREET, PHIPPS 554
BALTIMORE, MD 21287
Baltimore City (410) 955-7851
RACHEL AARON PHD
Psychologist (Clinical)
600 N WOLFE STREET, MEYER 163
BALTIMORE, MD 21287
Baltimore City (410) 614-4030
ALLISON WEAVER MD
Internal Medicine
600 N WOLFE STREET, MEYER 8-134
BALTIMORE, MD 21287
Baltimore City (410) 614-4474
DR. JANA CHRISTIAN MD
Internal Medicine
600 N WOLFE STREET, MEYER 8-134
BALTIMORE, MD 21287
Baltimore City (410) 614-4474
JESINTHA STEPHENSON MD
Hospitalist
600 N WOLFE STREET, MEYER 8-134
BALTIMORE, MD 21287
Baltimore City (410) 614-4474
HAMILTON MOSES III M.D.
Psychiatry & Neurology (Neurology)
600 N WOLFE STREET, THE JOHNS HOPKINS HOSPITAL
BALTIMORE, MD 21287
Baltimore City (434) 984-2016
DR. GERARD LIMERICK MD
Physical Medicine & Rehabilitation
600 N WOLFE STREET, NELSON 2-131
BALTIMORE, MD 21287
Baltimore City (410) 955-1818
DR. COLIN KANE OD
Optometrist
600 N WOLFE STREET, WILMER 233
BALTIMORE, MD 21287
Baltimore City (410) 955-8679

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 William Tsao's NPI number?

The NPI number for William Tsao is 1073923777. It was assigned to this individual provider in the NPPES registry on May 2, 2014.

Where is William Tsao located?

William Tsao practices at 600 N Wolfe Street Zayed 6005, Baltimore, MD 21287. The listed phone number is (410) 614-9671.

What is William Tsao's specialty?

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

Is William Tsao enrolled in Medicare?

Yes. William Tsao 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.

Is William Tsao affiliated with any hospitals?

According to CMS data, William Tsao is affiliated with Greater Baltimore Medical Center.

When was this NPI record last updated?

The NPPES record for William Tsao was last updated on August 19, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.