DR. RICHARD G DAY MD
NPI 1861619355
Family Medicine in Nipomo, CA
About Dr. Richard G Day Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. RICHARD G DAY MD (NPI 1861619355) is an individual family medicine provider in Nipomo, California, licensed in California (G55683) and active in the NPI registry since April 2007. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University (1980).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Other Identifiers 1
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
Dr. Richard G Day Md 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 Richard Day reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Nipomo, CA 93444
- Reassigned Medicare billing, California enrollment
- 263 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 8
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 93444 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 17
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 4
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 Richard Day's NPI number?
The NPI number for Richard Day is 1861619355. It was assigned to this individual provider in the NPPES registry on April 19, 2007.
Where is Richard Day located?
Richard Day practices at 1560 Mesa Rd Ste 100, Nipomo, CA 93444. The listed phone number is (805) 614-5640.
What is Richard Day's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Richard Day enrolled in Medicare?
Yes. Richard Day 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 Richard Day's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Richard Day reassigns Medicare benefits to Pacific Central Coast Health Centers (Nipomo, 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 Richard Day'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 Richard Day was last updated on November 2, 2023. 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.
# Dr. Richard G Day, MD · NPI 1861619355
Family Medicine physician in Nipomo, California. Individual provider, active in the CMS NPPES registry since April 19, 2007.
## Identity
- **NPI:** 1861619355 (Entity type: Individual)
- **Enumerated:** April 19, 2007
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** G55683 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1560 MESA RD STE 100, Nipomo, CA 93444-6709
- **Phone:** (805) 614-5640 · **Fax:** (805) 614-5641
## 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:** Pacific Central Coast Health Centers (NPI 1417555061, Nipomo, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University, class of 1980
## Record status
- **NPPES last updated:** November 2, 2023
- **Other identifiers:** Other CB234362 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1861619355) · Data from the CMS NPPES public registry.