KATHERINE DITTMAN DO
NPI 1316486129
Internal Medicine - Pulmonary Disease in Fairfield, CA
About Katherine Dittman Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHERINE DITTMAN DO (NPI 1316486129) is an individual pulmonary disease provider in Fairfield, California, licensed in California (20A20768) and active in the NPI registry since February 2017. She is enrolled in Medicare PECOS and is a graduate of At Still University Of Health Sciences, College Of Osteo Med, Kirksville (2017).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Katherine Dittman Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Katherine Dittman reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Vallejo, CA 94589
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94535 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
TRAVIS AFB, CA 94535
TRAVIS AFB, CA 94535
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Katherine Dittman's NPI number?
The NPI number for Katherine Dittman is 1316486129. It was assigned to this individual provider in the NPPES registry on February 14, 2017.
Where is Katherine Dittman located?
Katherine Dittman practices at 101 Bodin Cir, Fairfield, CA 94535. The listed phone number is (707) 423-3000.
What is Katherine Dittman's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.
Is Katherine Dittman enrolled in Medicare?
Yes. Katherine Dittman is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Katherine Dittman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Dittman reassigns Medicare benefits to Permanente Medical Group Inc (Vallejo, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Katherine Dittman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Katherine Dittman was last updated on February 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Katherine Dittman, DO · NPI 1316486129
Pulmonary Disease physician in Fairfield, California. Individual provider, active in the CMS NPPES registry since February 14, 2017.
## Identity
- **NPI:** 1316486129 (Entity type: Individual)
- **Enumerated:** February 14, 2017
- **Primary specialty:** Internal Medicine - Pulmonary Disease · taxonomy 207RP1001X
- **State license:** 20A20768 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 101 BODIN CIR, Fairfield, CA 94535-1809
- **Phone:** (707) 423-3000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Permanente Medical Group Inc (NPI 1336222397, Vallejo, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** At Still University Of Health Sciences, College Of Osteo Med, Kirksville, class of 2017
## Record status
- **NPPES last updated:** February 5, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1316486129) · Data from the CMS NPPES public registry.