JOHN CHARLES GUSTAFSON M.D. NPI 1003836016

NPI Information

  • NPI: 1003836016
  • Provider Name: JOHN CHARLES GUSTAFSON, M.D.
  • Classification: Obstetrics & Gynecology - 207V00000X
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 2795 LOMA VISTA RD
    VENTURA, CA
    ZIP 93003
  • Phone: (805) 643-8695

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NPI Details

John Charles Gustafson, M.D. is an obstetrics gynecology in Ventura, CA with 49 years of experience. The provider is an obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women. John Charles Gustafson, M.D. NPI is 1003836016. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: UNIVERSITY OF ROCHESTER SCHOOL OF MEDICINE AND DENTISTRY
Graduation Year:1977

The provider's business location address is:

2795 LOMA VISTA RD
VENTURA, CA
ZIP 93003-544
Phone: (805) 643-8695
Fax: (805) 643-2087

The NPI 1003836016 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS:G0101)
  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)
  • Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (HCPCS:Q0091)
  • Stool analysis for blood to screen for colon tumors (HCPCS:82270)

The enumeration date for this NPI number is 7/20/2006 and was last updated on 7/9/2007.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1207V00000XObstetrics & GynecologyG36782CALIFORNIAYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
1058608MEDICARE ID-TYPE UNSPECIFIEDCALIFORNIARH MEDICARE
2058609MEDICARE ID-TYPE UNSPECIFIEDCALIFORNIARH MEDICARE
3953152550OTHERCALIFORNIAOTHER INSURANCE
4RHM08608FMEDICAIDCALIFORNIA
5ZZT40394FMEDICAIDCALIFORNIA
6ZZZ82842ZMEDICAIDCALIFORNIA
7050394MEDICARE ID-TYPE UNSPECIFIEDCALIFORNIAMEDICARE
8951683892OTHERCALIFORNIAOTHER INSURANCE
9RHM18553HMEDICAIDCALIFORNIA
10058553MEDICARE ID-TYPE UNSPECIFIEDCALIFORNIARH MEDICARE
11RHM08609FMEDICAIDCALIFORNIA
12050394OTHERCALIFORNIABLUE CROSS
13A46801MEDICARE UPIN

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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