WILLIAM M SKAGGS MD
Complete NPI Record 1497787766
Internal Medicine - Cardiovascular Disease in Louisville, KY

Active since July 07, 2006PECOS Enrolled
100/100
CMS Quality Rating
6420 DUTCHMANS PKWY, SUITE 200, LOUISVILLE, KY 40205(502) 891-8300(502) 891-8338 Get Directions

NPPES record last updated: November 15, 2012. Verified against the NPPES registry weekly; last sync: October 11, 2026.

Complete NPI Dataset

This page contains the complete raw NPPES record for William M Skaggs, MD (NPI 1497787766), an individual internal medicine provider in Louisville, KY. All 62 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, Markdown 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: 1497787766
Field 1/62
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 2/62
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: SKAGGS
Field 3/62
The last name of the provider. If the provider is an individual, this is the legal name.
Provider First Name: WILLIAM
Field 4/62
The first name of the provider, if the provider is an individual.
Provider Middle Name: M
Field 5/62
The middle name of the provider, if the provider is an individual.
Provider Credential Text: MD
Field 6/62
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: PO BOX 950202
Field 7/62
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: LOUISVILLE
Field 8/62
The city name in the mailing address of the provider being identified.
Provider Business Mailing Address State Name: KY
Field 9/62
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: 402950202
Field 10/62
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 11/62
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: 5028918300
Field 12/62
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: 5028918338
Field 13/62
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: 6420 DUTCHMANS PKWY
Field 14/62
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 200
Field 15/62
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: LOUISVILLE
Field 16/62
The city name in the location address of the provider being identified.
Provider Business Practice Location Address State Name: KY
Field 17/62
The State code in the location of the provider being identified.
Provider Business Practice Location Address Postal Code: 402053372
Field 18/62
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 19/62
The country code in the location address of the provider being identified.
Provider Business Practice Location Address Telephone Number: 5028918300
Field 20/62
The telephone number associated with the location address of the provider being identified.
Provider Business Practice Location Address Fax Number: 5028918338
Field 21/62
The fax number associated with the location address of the provider being identified.
Provider Gender Code: M
Field 24/62
The code designating the provider's gender if the provider is a person.
Healthcare Provider Taxonomy Code 1: 207RC0000X
Field 25/62
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: 25795
Field 26/62
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: KY
Field 27/62
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: Y
Field 28/62
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: 000000044927
Field 29/62
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 30/62
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: KY
Field 31/62
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.
Other Provider Identifier Issuer 1: ANTHEM PIN
Field 32/62
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: 000057080R
Field 33/62
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 34/62
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 2: KY
Field 35/62
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.
Other Provider Identifier Issuer 2: HUMANA- CARDIOTHORACIC SURGERY OF LOUISVILLE
Field 36/62
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: 64257959
Field 37/62
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: 05
Field 38/62
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 3: KY
Field 39/62
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.
Other Provider Identifier 4: 000000693045
Field 40/62
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: 01
Field 41/62
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: KY
Field 42/62
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.
Other Provider Identifier Issuer 4: ANTHEM- CARDIOTHORACIC SURGERY OF LOUISVILLE
Field 43/62
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 5: 100388550A
Field 44/62
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 5: 05
Field 45/62
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 5: IN
Field 46/62
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.
Other Provider Identifier 6: 1056155
Field 47/62
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 6: 01
Field 48/62
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 6: KY
Field 49/62
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.
Other Provider Identifier Issuer 6: PASSPORT PIN
Field 50/62
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 7: 2433846000
Field 51/62
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 7: 01
Field 52/62
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 7: KY
Field 53/62
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.
Other Provider Identifier Issuer 7: PASSPORT ADVANTAGE PIN
Field 54/62
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 8: 100388550F
Field 55/62
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 8: 05
Field 56/62
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 8: IN
Field 57/62
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.
Other Provider Identifier 9: P00893034
Field 58/62
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 9: 01
Field 59/62
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 9: KY
Field 60/62
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.
Other Provider Identifier Issuer 9: RAILROAD MEDICARE- CTS
Field 61/62
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).
Is Sole Proprietor: N
Field 62/62
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 18

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

000000044927 Other
Identifier 1/18
State: KY · Issuer: Anthem Pin
Other: An additional provider identifier that does not correspond to any of the other defined identifier type categories.
2433846000 Other
Identifier 2/18
State: KY · Issuer: Passport Advantage Pin
Other: An additional provider identifier that does not correspond to any of the other defined identifier type categories.
060018540 Medicare PIN
Identifier 3/18
State: KY
Medicare PIN: Used in legacy data fields alongside a healthcare provider's National Provider Identifier (NPI) to designate legacy Medicare provider numbers.
0780806 Medicare PIN
Identifier 4/18
State: KY
Medicare PIN: Used in legacy data fields alongside a healthcare provider's National Provider Identifier (NPI) to designate legacy Medicare provider numbers.
060049844 Medicare PIN
Identifier 5/18
State: KY
Medicare PIN: Used in legacy data fields alongside a healthcare provider's National Provider Identifier (NPI) to designate legacy Medicare provider numbers.
64257959 Medicaid
Identifier 6/18
State: KY
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.
000000693045 Other
Identifier 7/18
State: KY · Issuer: Anthem- Cardiothoracic Surgery Of Louisville
Other: An additional provider identifier that does not correspond to any of the other defined identifier type categories.
C69429 Medicare UPIN
Identifier 8/18
State: KY
Medicare UPIN (Unique Physician Identification Number): A legacy six-character alphanumeric identifier previously issued by Medicare to individual physicians before being retired and replaced by the NPI system.
100388550A Medicaid
Identifier 9/18
State: IN
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.
1056155 Other
Identifier 10/18
State: KY · Issuer: Passport Pin
Other: An additional provider identifier that does not correspond to any of the other defined identifier type categories.
P00893034 Other
Identifier 11/18
State: KY · Issuer: Railroad Medicare- Cts
Other: An additional provider identifier that does not correspond to any of the other defined identifier type categories.
0259816 Medicare ID-Type Unspecified
Identifier 12/18
State: KY
Medicare ID (Type Unspecified): A Medicare-issued provider identifier whose specific subtype or program context has not been designated.
0558409 Medicare ID-Type Unspecified
Identifier 13/18
State: KY
Medicare ID (Type Unspecified): A Medicare-issued provider identifier whose specific subtype or program context has not been designated.
0713001 Medicare ID-Type Unspecified
Identifier 14/18
State: KY
Medicare ID (Type Unspecified): A Medicare-issued provider identifier whose specific subtype or program context has not been designated.
P400031803 Medicare PIN
Identifier 15/18
State: KY
Medicare PIN: Used in legacy data fields alongside a healthcare provider's National Provider Identifier (NPI) to designate legacy Medicare provider numbers.
000057080R Other
Identifier 16/18
State: KY · Issuer: Humana- Cardiothoracic Surgery Of Louisville
Other: An additional provider identifier that does not correspond to any of the other defined identifier type categories.
1271820 Medicare ID-Type Unspecified
Identifier 17/18
State: KY
Medicare ID (Type Unspecified): A Medicare-issued provider identifier whose specific subtype or program context has not been designated.
100388550F Medicaid
Identifier 18/18
State: IN
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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