MR. STEVEN LLOYD MCMASTER PA-C
Complete NPI Record 1396844841
Physician Assistant in Port Orchard, WA

Active since September 21, 2006PECOS Enrolled
450 S KITSAP BLVD STE 2120, PORT ORCHARD, WA 98366(360) 744-6275(360) 782-3115 Get Directions

NPPES record last updated: March 17, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Mar 17, 2025, Sep 29, 2022, Feb 25, 2022 and 1 more (4 updates tracked since 2020).

Complete NPI Dataset

This page contains the complete raw NPPES record for Mr. Steven Lloyd Mcmaster, PA-C (NPI 1396844841), an individual physician assistant provider in Port Orchard, WA. All 40 fields on file are listed with their current values and official NPPES definitions, exactly as recorded in the National Plan and Provider Enumeration System. Only fields that contain data are included, so the number of fields shown varies from one NPI record to another.

Use the tools below to filter fields by category, search within the record, or jump straight to a specific field. You can download the full record as a CSV, JSON, or text file, or filter first and export only the fields you need. The Print Clean Summary button produces a printer-friendly copy of the record.

Registry File Document Utilities
NPI: 1396844841
Field 1/40
The 10-position all-numeric identification number assigned by the NPS to uniquely identify a health care provider. The NPI number includes an ISO standard check-digit in the 10th position. There is no intelligence about the health care provider in the number.
Entity Type Code: 1
Field 2/40
Code describing the type of health care provider that is being assigned an NPI. Codes are 1 = (Person): individual human being who furnishes health care; 2 = (Non-person): entity other than an individual human being that furnishes health care (for example, hospital, SNF, hospital subunit, pharmacy, or HMO).
Provider Last Name Legal Name: MCMASTER
Field 3/40
The last name of the provider. If the provider is an individual, this is the legal name.
Provider First Name: STEVEN
Field 4/40
The first name of the provider, if the provider is an individual.
Provider Middle Name: LLOYD
Field 5/40
The middle name of the provider, if the provider is an individual.
Provider Name Prefix Text: MR.
Field 6/40
The name prefix or salutation of the provider if the provider is an individual; for example, Mr., Mrs., or Corporal.
Provider Credential Text: PA-C
Field 7/40
The abbreviations for professional degrees or credentials used or held by the provider, if the provider is an individual. Examples are MD, DDS, CSW, CNA, AA, NP, RNA, or PSY. These credential designations will not be verified by NPS.
Provider First Line Business Mailing Address: 1 EMBARCADERO CTR STE 1900
Field 8/40
The first line mailing address of the provider being identified. This data element may contain the same information as "Provider first line location address".
Provider Business Mailing Address City Name: SAN FRANCISCO
Field 9/40
The city name in the mailing address of the provider being identified.
Provider Business Mailing Address State Name: CA
Field 10/40
The State or Province name in the mailing address of the provider being identified. This data element may contain the same information as "Provider location address State name".
Provider Business Mailing Address Postal Code: 941113723
Field 11/40
The postal ZIP or zone code in the mailing address of the provider being identified. NOTE: ZIP code plus 4-digit extension, if available. This data element may contain the same information as "Provider location address postal code".
Provider Business Mailing Address Country Code If outside U S : US
Field 12/40
The country code in the mailing address of the provider being identified. This data element may contain the same information as "Provider location address country code".
Provider Business Mailing Address Telephone Number: 4156586791
Field 13/40
The telephone number associated with mailing address of the provider being identified. This data element may contain the same information as "Provider location address telephone number".
Provider First Line Business Practice Location Address: 450 S KITSAP BLVD STE 2120
Field 14/40
The first line location address of the provider being identified. For providers with more than one physical location, this is the primary location. This address cannot include a Post Office box.
Provider Business Practice Location Address City Name: PORT ORCHARD
Field 15/40
The city name in the location address of the provider being identified.
Provider Business Practice Location Address State Name: WA
Field 16/40
The State code in the location of the provider being identified.
Provider Business Practice Location Address Postal Code: 983663773
Field 17/40
The postal ZIP or zone code in the location address of the provider being identified. NOTE: ZIP code plus 4-digit extension, if available.
Provider Business Practice Location Address Country Code If outside U S : US
Field 18/40
The country code in the location address of the provider being identified.
Provider Business Practice Location Address Telephone Number: 3607446275
Field 19/40
The telephone number associated with the location address of the provider being identified.
Provider Business Practice Location Address Fax Number: 3607823115
Field 20/40
The fax number associated with the location address of the provider being identified.
Provider Gender Code: M
Field 23/40
The code designating the provider's gender if the provider is a person.
Healthcare Provider Taxonomy Code 1: 363A00000X
Field 24/40
This field represents the provider's taxonomy code, which classifies their type, classification, and area of specialization. This code comes from the Healthcare Provider Taxonomy Code Set maintained by the National Uniform Claim Committee (NUCC). The NPS will associate these data with the license data for providers with Entity type code = 1.
Provider License Number 1: PA60805208
Field 25/40
The license number issued to the provider being identified. The NPS can accommodate multiple license numbers for multiple specialties and for multiple States. The NPS will associate this data element with "provider taxonomy code".
Provider License Number State Code 1: WA
Field 26/40
The two-letter state code representing the U.S. state or territory that issued the provider's license. This field is linked to the Provider License Number field and identifies the jurisdiction where that license is valid. A provider may have multiple state codes if they hold licenses in more than one state.
Healthcare Provider Primary Taxonomy Switch 1: N
Field 27/40
This field shows whether the related taxonomy code is the provider's primary specialty. It is a single-character value: "Y" indicates the taxonomy is the primary one, while "N" indicates it is not. Each provider record can have only one taxonomy code marked as primary.
Healthcare Provider Taxonomy Code 2: 363AM0700X
Field 28/40
This field represents the provider's taxonomy code, which classifies their type, classification, and area of specialization. This code comes from the Healthcare Provider Taxonomy Code Set maintained by the National Uniform Claim Committee (NUCC). The NPS will associate these data with the license data for providers with Entity type code = 1.
Provider License Number 2: PA18586
Field 29/40
The license number issued to the provider being identified. The NPS can accommodate multiple license numbers for multiple specialties and for multiple States. The NPS will associate this data element with "provider taxonomy code".
Provider License Number State Code 2: CA
Field 30/40
The two-letter state code representing the U.S. state or territory that issued the provider's license. This field is linked to the Provider License Number field and identifies the jurisdiction where that license is valid. A provider may have multiple state codes if they hold licenses in more than one state.
Healthcare Provider Primary Taxonomy Switch 2: N
Field 31/40
This field shows whether the related taxonomy code is the provider's primary specialty. It is a single-character value: "Y" indicates the taxonomy is the primary one, while "N" indicates it is not. Each provider record can have only one taxonomy code marked as primary.
Healthcare Provider Taxonomy Code 3: 363A00000X
Field 32/40
This field represents the provider's taxonomy code, which classifies their type, classification, and area of specialization. This code comes from the Healthcare Provider Taxonomy Code Set maintained by the National Uniform Claim Committee (NUCC). The NPS will associate these data with the license data for providers with Entity type code = 1.
Provider License Number 3: 18586
Field 33/40
The license number issued to the provider being identified. The NPS can accommodate multiple license numbers for multiple specialties and for multiple States. The NPS will associate this data element with "provider taxonomy code".
Provider License Number State Code 3: CA
Field 34/40
The two-letter state code representing the U.S. state or territory that issued the provider's license. This field is linked to the Provider License Number field and identifies the jurisdiction where that license is valid. A provider may have multiple state codes if they hold licenses in more than one state.
Healthcare Provider Primary Taxonomy Switch 3: Y
Field 35/40
This field shows whether the related taxonomy code is the provider's primary specialty. It is a single-character value: "Y" indicates the taxonomy is the primary one, while "N" indicates it is not. Each provider record can have only one taxonomy code marked as primary.
Other Provider Identifier 1: 2094586
Field 36/40
An additional identifier number for the provider, either current or previously used. This may include IDs issued by health plans, state agencies, or other organizations. The value is collected from the NPI application or update form.
Other Provider Identifier Type Code 1: 05
Field 37/40
A code that specifies the type of additional identifier associated with the provider, either current or past. Examples include UPIN (Universal Provider Identification Number), NSC (National Supplier Clearinghouse), OSCAR (CMS Certification Number), DEA (Drug Enforcement Administration number), state Medicaid ID, or a plan-specific PIN. The value is collected from the NPI application or update form.
Other Provider Identifier State 1: WA
Field 38/40
The two-letter state code representing the U.S. state or territory that issued the additional provider identifier. This links the Other Provider Identifier to the state where it is valid or was assigned.
Is Sole Proprietor: N
Field 39/40
Indicates whether the provider is registered as a sole proprietor. This is a single-character code: "Y" means the provider operates as a sole proprietor, and "N" means they do not.

Secondary Practice Locations 2

The first line of the secondary practice location address of the provider being identified. For providers with more than one physical location, this is a secondary practice location address. This address cannot include a Post Office box.

10452 Silverdale Way NW
Location 1/2
Silverdale, WA 98383-9411 · Phone (360) 307-7300 · Fax (360) 307-7304
2 Embarcadero Ctr Lbby Level
Location 2/2
San Francisco, CA 94111-3823 · Phone (888) 663-6331 · Fax (415) 252-7176

Other Provider Identifiers 1

Legacy and payer-issued identifiers reported to the NPPES registry for this provider.

2094586 Medicaid
Identifier 1/1
State: WA
Medicaid (State-specific): A provider identification number assigned by an individual state's Medicaid program, used for billing and enrollment within that state's Medicaid system.
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