Seymour Greenstein, M.D

ActiveIndividual ProviderFamily Medicine
NPI issued: June 8, 2006

Quick Facts

NPI Number
1881634640
TypeIndividual
StatusActive
SpecialtyFamily Medicine
Taxonomy207Q00000X — Family Medicine
Phone
(925) 676-1700
StateCA

NPI Validation Status: Verified

✅Valid 10-digit NPI number (1881634640)
✅Active status confirmed
✅Verified by CMS NPPES Registry
✅HIPAA compliant identifier
✅Enumeration date on file (June 8, 2006)
Data source: CMS NPPES

Provider Overview

SEYMOUR GREENSTEIN, M.D is a Family Medicine provider based in Pleasant Hill, CA who has been registered with CMS since 2006. This NPI is currently Active under CMS NPPES registry.

Provider Details

NPI Number1881634640
Provider TypeIndividual Provider
GenderMale
CredentialM.D
StatusActive
Enumeration DateJune 8, 2006

Practice Location

CityPleasant Hill
StateCA
ZIP Code94523-1988
Phone(925) 676-1700

Specialties & Licenses

★ Primary
SpecialtyFamily Medicine
Taxonomy Code207Q00000X
License StateCA

Mailing Address

CityPleasant Hill
StateCA
ZIP Code94523-1988
Phone(925) 676-1700
Same as practice location

How to Use This NPI

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For Insurance Billing

Use NPI 1881634640 in Box 33 of the CMS-1500 claim form. This number is required by all major insurance carriers to identify the billing provider and process electronic medical claims.

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For Credentialing

Reference NPI 1881634640for provider credential verification. Hospital systems, state licensing boards, and CAQH directories query this number to verify the provider's active clinical status.

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For Patients

Share NPI 1881634640 with your insurance company. If you need to verify out-of-network benefits or file a reimbursement claim, your insurance provider will require this number to process it.

About Family Medicine

Family Medicine physicians provide comprehensive primary care to patients of all ages, managing acute illnesses, tracking chronic conditions, and emphasizing preventive healthcare.

Browse all Family Medicineproviders →
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199,317
Family Medicine Providers in the US

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People Also Ask

What is Seymour Greenstein's NPI number?
Seymour Greenstein's NPI number is 1881634640, a unique 10-digit identifier issued by the Centers for Medicare & Medicaid Services (CMS).
Is Seymour Greenstein's NPI currently active?
Yes, Seymour Greenstein's NPI status is Active as of the latest CMS NPPES database updates.
What does Seymour Greenstein specialize in?
Seymour Greenstein specializes in Family Medicine. The healthcare taxonomy code associated with this specialty is 207Q00000X.
Where does Seymour Greenstein practice?
Seymour Greenstein practices in Pleasant Hill, CA 94523-1988.
When was Seymour Greenstein's NPI issued?
Seymour Greenstein's NPI was issued on June 8, 2006.
What is Seymour Greenstein's provider type?
Seymour Greenstein is registered as an Individual Provider under CMS NPI Type 1.