Dr. Sandra R. Weatherby, MD
- Part D claims, 2024
- 5,416
- Hospital affiliations
- 1
- Industry payments
- $599
- Medical group
- 1
- State license
- 1
- Practice address
- 2500 Merced St, San Leandro, CA 94577
- Practice phone
- Call (510) 307-1555
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Richmond Medical Center
San Leandro, California
Find Dr. Weatherby'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. Sandra R. Weatherby is an internist in San Leandro, California
Dr. Weatherby practices at Richmond Medical Center in San Leandro, California.
Dr. Weatherby's NPI, 1609954494, was assigned on November 1, 2006. Dr. Weatherby graduated from Howard University College of Medicine in 1993. Dr. Weatherby holds California license G84250.
- NPI
- 1609954494NPI Registry (opens in a new tab)
- NPI enumeration date
- November 1, 2006
- NPI status
- Active
- Practice phone
- (510) 307-1555
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Sandra R. Weatherby practices at Richmond Medical Center in San Leandro, California
Dr. Weatherby's primary practice is Richmond Medical Center, at 2500 Merced St, San Leandro, CA 94577 in Alameda County. The practice phone is (510) 307-1555.
- Richmond Medical Center2500 Merced St, San Leandro, CA 94577 · Alameda CountyPhone(510) 307-1555
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Sandra R. Weatherby is affiliated with 2 sites of care and 1 medical group
Dr. Weatherby's primary practice is Richmond Medical Center in San Leandro, California. Dr. Weatherby is also affiliated with Oakland Medical Center. The medical group on file is The Permanente Medical Group, Inc.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Sandra R. Weatherby's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Weatherby practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Richmond Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sandra R. Weatherby is one of 16,751 internists in California
Internal medicine is Dr. Weatherby's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Weatherby is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Weatherby
Counts of internists 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. Sandra R. Weatherby's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Dr. Weatherby's median patient age at 67, with 71% women.
Dr. Weatherby's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women71%
- Men24%
Source: Dmand AI Patient Panel Data
Dr. Sandra R. Weatherby wrote 5,416 Medicare Part D claims in 2024
In 2024, Dr. Weatherby wrote 5,416 Medicare Part D claims for 600 patients. 91% of them were for generic drugs. CMS names the drug for 4,796 of them, across 96 drugs with 11 or more claims each, at $136,477 in total drug cost. In 2023, CMS named 5,678 claims across 107 drugs.
Dr. Weatherby's Part D claims by kind of drug, 2024
- Generic4,940 claims91%
- Brand-name431 claims8%
- Other45 claims1%
Dr. Weatherby'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. Weatherby's Part D claims, 2024
- Opioids6%307 of 5,416 claims
- Antibiotics1%81 of 5,416 claims
- Antipsychotics, patients 65 and over0%12 of 5,416 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: 5,6782024: 4,79616%
Drugs named by CMS: 96 in 2024, 107 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. Sandra R. Weatherby received $599 in industry payments from 2016 to 2023
CMS Open Payments shows 9 general payments to Dr. Weatherby from 6 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Biogen, Inc. paid the most, $208.
General payments to Dr. Weatherby by program year, 2016 to 2023
Companies that paid Dr. Weatherby the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sandra R. Weatherby graduated from Howard University College of Medicine
Dr. Weatherby graduated from Howard University College of Medicine in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Sandra R. Weatherby'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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. Sandra R. Weatherby
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. Sandra R. Weatherby's NPI number?
Dr. Sandra R. Weatherby's NPI number is 1609954494. It was assigned on November 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Sandra R. Weatherby?
Dr. Sandra R. Weatherby is an internist in San Leandro, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Sandra R. Weatherby practice?
Dr. Weatherby practices at 2500 Merced St, San Leandro, CA 94577. Dr. Weatherby's primary practice is Richmond Medical Center in San Leandro, California.
What is Dr. Sandra R. Weatherby's office phone number?
The practice phone on file for Dr. Weatherby is (510) 307-1555.
What is Dr. Sandra R. Weatherby's medical license number?
Dr. Weatherby holds California license G84250.
Which hospitals is Dr. Sandra R. Weatherby affiliated with?
Dr. Weatherby is affiliated with Oakland Medical Center.
What medical group is Dr. Sandra R. Weatherby part of?
Dr. Weatherby is linked to The Permanente Medical Group, Inc.
Where did Dr. Sandra R. Weatherby go to medical school?
Dr. Weatherby graduated from Howard University College of Medicine in 1993.
What drugs does Dr. Sandra R. Weatherby prescribe most?
In 2024 Medicare Part D data, Dr. Weatherby's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Losartan Potassium.
Has Dr. Sandra R. Weatherby received payments from drug or device companies?
CMS Open Payments shows $599 in general payments to Dr. Weatherby from 6 companies from 2016 to 2023. The largest total came from Biogen, Inc.
How long has Dr. Sandra R. Weatherby been practicing?
Dr. Weatherby graduated from medical school in 1993, 33 years ago.
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