NINA RACHEL MOLIN MD
NPI 1114059979
Internal Medicine in Petaluma, CA
About Nina Rachel Molin Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NINA RACHEL MOLIN MD (NPI 1114059979) is an individual internal medicine provider in Petaluma, California, licensed in Massachusetts (80509) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS, maintains a secondary practice location in Westfield, and is a graduate of State University Of New York At Stony Brook, School Of Medicine (1991).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Nina Rachel Molin Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Nina Molin reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Petaluma, CA 94954
- Reassigned Medicare billing, California enrollment
- 63 clinicians in this Medicare group
Vallejo, CA 94589
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
Greenfield, MA 01301
- Reassigned Medicare billing, Massachusetts enrollment
- Medicare enrollment name: Valley Medical Group PC
- 122 clinicians in this Medicare group
Springfield, MA 01199
- Reassigned Medicare billing, Massachusetts enrollment
- 1,537 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 2
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 94954 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.
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 Nina Molin's NPI number?
The NPI number for Nina Molin is 1114059979. It was assigned to this individual provider in the NPPES registry on March 9, 2007.
Where is Nina Molin located?
Nina Molin practices at 1179 N Mcdowell Blvd, Petaluma, CA 94954. The listed phone number is (707) 559-7500.
What is Nina Molin's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Nina Molin enrolled in Medicare?
Yes. Nina Molin is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Nina Molin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nina Molin reassigns Medicare benefits to 4 organizations: Petaluma Health Center Inc (Petaluma, CA), Permanente Medical Group Inc (Vallejo, CA), Valley Medical Group, P.C. (Greenfield, MA) and Baystate Medical Practices, Inc (Springfield, MA). 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 Nina Molin'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 Nina Molin was last updated on June 24, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Nina Rachel Molin, MD · NPI 1114059979
Internal Medicine physician in Petaluma, California. Individual provider, active in the CMS NPPES registry since March 9, 2007.
## Identity
- **NPI:** 1114059979 (Entity type: Individual)
- **Enumerated:** March 9, 2007
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 80509 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 1179 N MCDOWELL BLVD, Petaluma, CA 94954-6559
- **Phone:** (707) 559-7500
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Petaluma Health Center Inc (NPI 1588656268, Petaluma, CA); Permanente Medical Group Inc (NPI 1336222397, Vallejo, CA); Valley Medical Group, P.C. (NPI 1912924705, Greenfield, MA); Baystate Medical Practices, Inc (NPI 1548205909, Springfield, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of New York At Stony Brook, School Of Medicine, class of 1991
## Record status
- **NPPES last updated:** June 24, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1114059979) · Data from the CMS NPPES public registry.