1. Home
  2. Directory
  3. Florida
  4. Largo
  5. Psychiatry Neurology
  6. NPI Profile

WILLIAM R GREENBERG MD
NPI 1629052733
Psychiatry & Neurology - Neurology in Largo, FL

Active since December 01, 2005PECOS Enrolled
801 W BAY DR, SUITE 431, LARGO, FL 33770(727) 549-8107(866) 500-1911 Get Directions Write a Review

NPPES record last updated: April 27, 2016. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About William R Greenberg Md NPPES

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

WILLIAM R GREENBERG MD (NPI 1629052733) is an individual neurology provider in Largo, Florida, licensed in Florida (FLME 00039777) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1629052733
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameWILLIAM R GREENBERGCredential: MD
Location Address801 W BAY DR, SUITE 431Largo, FL 33770-3269
Mailing Address801 W Bay Dr, Suite 431Largo, FL 33770-3269 · (727) 549-8107 · Fax (866) 500-1911
Phone(727) 549-8107
Fax(866) 500-1911
Sole ProprietorYes
Enumeration DateDecember 1, 2005
Last NPPES UpdateApril 27, 2016
✔ NPI 1629052733 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 FL · FLME 00039777
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.
801 W BAY DR, Largo, FL 33770
Open in Google Maps ↗

Other Identifiers 3

Other130000533Rr Medicare
Other62358Bc/bs
Medicare UPIND65337

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

William R Greenberg 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 33770 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
$130.04 typical visit price
range $56.00 – $171.84
Typical copayment $32.51 (range $14.00 – $42.96)
Most-billed visit code 99204
Established Patient
$99.16 typical visit price
range $17.57 – $139.16
Typical copayment $24.79 (range $4.39 – $34.79)
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 8

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

INNER STRENGTH COUNSELING LLC
Social Worker (Clinical)
801 W BAY DR, SUITE 422
LARGO, FL 33770
Pinellas County (727) 418-0735
DOLORES T PUTERBAUGH, LMHC PA
Marriage & Family Therapist
801 W BAY DR, SUITE 436
LARGO, FL 33770
Pinellas County (727) 559-0863
LYNDA GURVITZ PHD INC
Psychologist (Clinical)
801 W BAY DR, SUITE 607
LARGO, FL 33770
Pinellas County (727) 585-7164
PPH FL-SUNCOAST, LLC
In Home Supportive Care
801 W BAY DR
LARGO, FL 33770
Pinellas County (303) 931-2035
MS. NAOMI RUTH WATERSKARRICK LMHC
Counselor (Mental Health)
801 W BAY DR, SUITE 411-412
LARGO, FL 33770
Pinellas County (727) 692-4217
ELEANOR FRANCES SALEMI LCSW
Social Worker (Clinical)
801 W BAY DR, SUITE 422
LARGO, FL 33770
Pinellas County (727) 418-0735
WILLAIM R. GREENBERG MD LLC
Psychiatry & Neurology (Neurology)
801 W BAY DR, SUITE 431
LARGO, FL 33770
Pinellas County (727) 549-8107
CARESOURCE DIRECT LLC
Home Health
801 W BAY DR, SUITE 409
LARGO, FL 33770
Pinellas County (727) 688-9074

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 Greenberg's NPI number?

The NPI number for William Greenberg is 1629052733. It was assigned to this individual provider in the NPPES registry on December 1, 2005.

Where is William Greenberg located?

William Greenberg practices at 801 W Bay Dr Suite 431, Largo, FL 33770. The listed phone number is (727) 549-8107.

What is William Greenberg's specialty?

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

Is William Greenberg enrolled in Medicare?

Yes. William Greenberg is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for William Greenberg was last updated on April 27, 2016. 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.