DR. WILLIAM C CHAMBERS JR. M.D.
Complete NPI Record 1083689913
Surgery - Vascular Surgery in Colorado Springs, CO

Active since February 22, 2006
88.22/100
CMS Quality Rating
2222 N NEVADA AVE, SUITE 5017, COLORADO SPRINGS, CO 80907(719) 635-2501(719) 632-1062 Get Directions

NPPES record last updated: March 2, 2018. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Complete NPI Dataset

This page contains the complete raw NPPES record for Dr. William C Chambers Jr., M.D. (NPI 1083689913), an individual surgery provider in Colorado Springs, CO. All 48 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: 1083689913
Field 1/48
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 2/48
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: CHAMBERS
Field 3/48
The last name of the provider. If the provider is an individual, this is the legal name.
Provider First Name: WILLIAM
Field 4/48
The first name of the provider, if the provider is an individual.
Provider Middle Name: C
Field 5/48
The middle name of the provider, if the provider is an individual.
Provider Name Prefix Text: DR.
Field 6/48
The name prefix or salutation of the provider if the provider is an individual; for example, Mr., Mrs., or Corporal.
Provider Name Suffix Text: JR.
Field 7/48
The name suffix of the provider if the provider is an individual. The name suffix is a "generation-related" suffix, such as Jr., Sr., II, III, IV, or V.
Provider Credential Text: M.D.
Field 8/48
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: 2222 N NEVADA AVE
Field 9/48
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 Second Line Business Mailing Address: SUITE 5017
Field 10/48
The second line mailing address of the provider being identified. This data element may contain the same information as "Provider second line location address".
Provider Business Mailing Address City Name: COLORADO SPRINGS
Field 11/48
The city name in the mailing address of the provider being identified.
Provider Business Mailing Address State Name: CO
Field 12/48
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: 809076831
Field 13/48
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 14/48
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: 7196352501
Field 15/48
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 Business Mailing Address Fax Number: 7196321062
Field 16/48
The fax number associated with the mailing address of the provider being identified. This data element may contain the same information as "Provider location address fax number".
Provider First Line Business Practice Location Address: 2222 N NEVADA AVE
Field 17/48
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 Second Line Business Practice Location Address: SUITE 5017
Field 18/48
The second 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: COLORADO SPRINGS
Field 19/48
The city name in the location address of the provider being identified.
Provider Business Practice Location Address State Name: CO
Field 20/48
The State code in the location of the provider being identified.
Provider Business Practice Location Address Postal Code: 809076831
Field 21/48
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 22/48
The country code in the location address of the provider being identified.
Provider Business Practice Location Address Telephone Number: 7196352501
Field 23/48
The telephone number associated with the location address of the provider being identified.
Provider Business Practice Location Address Fax Number: 7196321062
Field 24/48
The fax number associated with the location address of the provider being identified.
Provider Gender Code: M
Field 27/48
The code designating the provider's gender if the provider is a person.
Healthcare Provider Taxonomy Code 1: 208600000X
Field 28/48
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: 28728
Field 29/48
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: CO
Field 30/48
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 31/48
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: 2086S0129X
Field 32/48
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: 28728
Field 33/48
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: CO
Field 34/48
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: Y
Field 35/48
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: CHD1848
Field 36/48
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: 01
Field 37/48
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 Issuer 1: BLUE SHIELD NUMBER
Field 38/48
The name of the organization, agency, or health plan that assigned the additional provider identifier. This identifies who issued the number linked to Other Provider Identifier 1 (for example, a state Medicaid agency, Medicare, or a private insurance company).
Other Provider Identifier 2: 020018127
Field 39/48
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 2: 01
Field 40/48
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 Issuer 2: RAILROAD MEDICARE NUMBER
Field 41/48
The name of the organization, agency, or health plan that assigned the additional provider identifier. This identifies who issued the number linked to Other Provider Identifier 1 (for example, a state Medicaid agency, Medicare, or a private insurance company).
Other Provider Identifier 3: 4515748
Field 42/48
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 3: 01
Field 43/48
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 Issuer 3: AETNA PIN
Field 44/48
The name of the organization, agency, or health plan that assigned the additional provider identifier. This identifies who issued the number linked to Other Provider Identifier 1 (for example, a state Medicaid agency, Medicare, or a private insurance company).
Other Provider Identifier 4: 01287283
Field 45/48
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 4: 05
Field 46/48
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 4: CO
Field 47/48
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 48/48
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.

Other Provider Identifiers 4

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

CHD1848 Other
Identifier 1/4
Issuer: Blue Shield Number
Other: An additional provider identifier that does not correspond to any of the other defined identifier type categories.
020018127 Other
Identifier 2/4
Issuer: Railroad Medicare Number
Other: An additional provider identifier that does not correspond to any of the other defined identifier type categories.
4515748 Other
Identifier 3/4
Issuer: Aetna Pin
Other: An additional provider identifier that does not correspond to any of the other defined identifier type categories.
01287283 Medicaid
Identifier 4/4
State: CO
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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