Dr. Michael Richard Nay, MD
- Part D claims, 2024
- 1,275
- Hospital affiliations
- 2
- Industry payments
- $327
- Medical group
- 1
- State licenses
- 2
- Practice address
- 555 W Onstott Rd, Yuba City, CA 95993
- Practice phone
- Call (530) 751-8454
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Feather River Tribal Health - Yuba City
Tribal Health Clinic · Yuba City, California
Find Dr. Nay's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Michael Richard Nay is a general practice physician in Yuba City, California
Dr. Nay practices at Feather River Tribal Health - Yuba City in Yuba City, California.
Dr. Nay's NPI, 1639306863, was assigned on June 15, 2009. Dr. Nay graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2009. Dr. Nay's California license number on file is C166591.
- NPI
- 1639306863NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507041555
- NPI enumeration date
- June 15, 2009
- NPI status
- Active
- Practice phone
- (530) 751-8454
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Michael Richard Nay practices at Feather River Tribal Health - Yuba City in Yuba City, California
Dr. Nay's primary practice is Feather River Tribal Health - Yuba City, at 555 W Onstott Rd, Yuba City, CA 95993. The practice phone is (530) 751-8454.
- Feather River Tribal Health - Yuba City555 W Onstott Rd, Yuba City, CA 95993Phone(530) 751-8454
Source: Dmand AI Affiliation Data
Dr. Michael Richard Nay is affiliated with 3 sites of care and 1 medical group
Dr. Nay's primary practice is Feather River Tribal Health - Yuba City in Yuba City, California. Dr. Nay is also affiliated with Oroville Hospital. The medical group on file is Feather River Tribal Health, Inc. Dmand AI also links Dr. Nay to 1 more hospital, named with a free account. Dr. Nay's employer is on file too: a government & correctional health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael Richard Nay's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nay practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Feather River Tribal Health - Yuba City | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael Richard Nay is one of 1,526 general practice physicians in California
General practice is Dr. Nay's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dmand AI has Dr. Nay's licenses on file in 2 states: California and Arizona.
Specialties and state licenses
- General practice, CaliforniaPrimary
- Arizona license
Clinical focus
Dmand AI lists acid reflux, acute sinusitis, anxiety, arthritis, bipolar disorder, chronic diabetes, chronic hypertension and chronic obstructive pulmonary disease (COPD) among the conditions Dr. Nay treats.
General practice physicians near Dr. Nay
Counts of general practice physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Michael Richard Nay's patients have a median age of 50
Across all payers, Dmand AI patient panel data puts Dr. Nay's median patient age at 50, with 56% women.
Dr. Nay's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women56%
- Men44%
Source: Dmand AI Patient Panel Data
Dr. Michael Richard Nay wrote 1,275 Medicare Part D claims in 2024
In 2024, Dr. Nay wrote 1,275 Medicare Part D claims for 150 patients. 83% of them were for generic drugs. CMS names the drug for 891 of them, across 41 drugs with 11 or more claims each, at $68,320 in total drug cost. In 2023, CMS named 206 claims across 9 drugs.
Dr. Nay's Part D claims by kind of drug, 2024
- Generic1,058 claims83%
- Brand-name and other217 claims17%
Dr. Nay's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Nay's Part D claims, 2024
- Opioids10%127 of 1,275 claims
- Antibiotics3%43 of 1,275 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2062024: 891333%
Drugs named by CMS: 41 in 2024, 9 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Michael Richard Nay received $327 in industry payments from 2018 to 2025
CMS Open Payments shows 11 general payments to Dr. Nay from 6 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $103.
General payments to Dr. Nay by program year, 2018 to 2025
Companies that paid Dr. Nay the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael Richard Nay graduated from Uniformed Services University, F. Edward Hebert School of Medicine
Dr. Nay graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael Richard Nay's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Michael Richard Nay
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Michael Richard Nay's NPI number?
Dr. Michael Richard Nay's NPI number is 1639306863. It was assigned on June 15, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Richard Nay?
Dr. Michael Richard Nay is a general practice physician in Yuba City, California. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Michael Richard Nay practice?
Dr. Nay practices at 555 W Onstott Rd, Yuba City, CA 95993. Dr. Nay's primary practice is Feather River Tribal Health - Yuba City in Yuba City, California. Dmand AI also links Dr. Nay to 1 hospital.
What is Dr. Michael Richard Nay's office phone number?
The practice phone on file for Dr. Nay is (530) 751-8454.
What is Dr. Michael Richard Nay's medical license number?
Dr. Nay's California license number on file is C166591, one of the licenses on file in 2 states.
Which states has Dr. Michael Richard Nay been licensed in?
Dmand AI has state licenses on file for Dr. Nay in California (2019 to 2025) and Arizona (2011 to 2027).
Which hospitals is Dr. Michael Richard Nay affiliated with?
Dr. Nay is affiliated with Oroville Hospital. Dmand AI links Dr. Nay to 1 more hospital.
What medical group is Dr. Michael Richard Nay part of?
Dr. Nay is linked to Feather River Tribal Health, Inc.
Where did Dr. Michael Richard Nay go to medical school?
Dr. Nay graduated from Uniformed Services University, F. Edward Hebert School of Medicine in 2009.
What drugs does Dr. Michael Richard Nay prescribe most?
In 2024 Medicare Part D data, Dr. Nay's most prescribed drugs by claims were Levothyroxine Sodium, Hydrocodone-Acetaminophen and Gabapentin.
Has Dr. Michael Richard Nay received payments from drug or device companies?
CMS Open Payments shows $327 in general payments to Dr. Nay from 6 companies from 2018 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Michael Richard Nay been practicing?
Dr. Nay graduated from medical school in 2009, 17 years ago.
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