NADINE ALDAHHAN DO
NPI 1609202308
Family Medicine in Sausalito, CA
About Nadine Aldahhan Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NADINE ALDAHHAN DO (NPI 1609202308) is an individual family medicine provider in Sausalito, California, licensed in California (20A14150) and active in the NPI registry since September 2013. She is enrolled in Medicare PECOS, maintains a secondary practice location in Santa Rosa, and is a graduate of University Of North Texas Hsc, College Of Osteopathic Med (2013).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 1
Accepted Insurance
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
Nadine Aldahhan 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 Reassignments
8Medicare enrollment records show Nadine Aldahhan reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 842 clinicians in this Medicare group
Novato, CA 94949
- Reassigned Medicare billing, California enrollment
- 111 clinicians in this Medicare group
Orinda, CA 94563
- Reassigned Medicare billing, California enrollment
- 4,479 clinicians in this Medicare group
Lubbock, TX 79401
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: Concord Medical Group PLLC
- 1,338 clinicians in this Medicare group
Victoria, TX 77901
- Reassigned Medicare billing, Texas enrollment
- 96 clinicians in this Medicare group
Houston, TX 77030
- Reassigned Medicare billing, Texas enrollment
- 3,111 clinicians in this Medicare group
Kealakekua, HI 96750
- Reassigned Medicare billing, Hawaii enrollment
- 65 clinicians in this Medicare group
Honolulu, HI 96813
- Reassigned Medicare billing, Hawaii enrollment
- 664 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.
Areas of Expertise CMS Part B claims 11
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94965 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Nadine Aldahhan's NPI number?
The NPI number for Nadine Aldahhan is 1609202308. It was assigned to this individual provider in the NPPES registry on September 25, 2013.
Where is Nadine Aldahhan located?
Nadine Aldahhan practices at 3 Harbor Dr Ste 111, Sausalito, CA 94965. The listed phone number is (415) 683-2988.
What is Nadine Aldahhan's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Nadine Aldahhan enrolled in Medicare?
Yes. Nadine Aldahhan 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 organizations bill Medicare for Nadine Aldahhan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nadine Aldahhan reassigns Medicare benefits to 8 organizations: University Of California Sfgh Medical Group (San Francisco, CA), Prima Medical Foundation (Novato, CA), Sutter Bay Medical Foundation (Orinda, CA), Concord Medical Group Of Texas PLLC (Lubbock, TX), Oleander Emergency Medicine Associates PA (Victoria, TX) and 3 more organizations, listed in the Medicare section above. Each 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 Nadine Aldahhan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nadine Aldahhan accept?
Health plans from Antidote Health of TX and Blue Cross and Blue Shield of Texas list Nadine Aldahhan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Nadine Aldahhan was last updated on January 27, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.
# Nadine Aldahhan, DO · NPI 1609202308
Family Medicine physician in Sausalito, California. Individual provider, active in the CMS NPPES registry since September 25, 2013.
## Identity
- **NPI:** 1609202308 (Entity type: Individual)
- **Enumerated:** September 25, 2013
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 20A14150 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 3 HARBOR DR STE 111, Sausalito, CA 94965-1491
- **Phone:** (415) 683-2988 · **Fax:** (415) 683-2900
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): University Of California Sfgh Medical Group (NPI 1174598296, San Francisco, CA); Prima Medical Foundation (NPI 1811217946, Novato, CA); Sutter Bay Medical Foundation (NPI 1366898538, Orinda, CA); Concord Medical Group Of Texas PLLC (NPI 1750790762, Lubbock, TX); Oleander Emergency Medicine Associates PA (NPI 1346515103, Victoria, TX); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of North Texas Hsc, College Of Osteopathic Med, class of 2013
## Record status
- **NPPES last updated:** January 27, 2019
- **Other identifiers:** Other 20A14150 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1609202308) · Data from the CMS NPPES public registry.