Dr. Sierrah Marie Grigsby, MD, PhD
- Publications
- 7
- Industry payments
- $30
- State license
- 1
- Year NPI issued
- 2023
- Practice address
- 4650 Taylor Rd, Bethesda, MD 20889
- Practice phone
- Call (301) 295-2123
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Bethesda Main Phcy
Bethesda, Maryland
Find Dr. Grigsby'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. Sierrah Marie Grigsby is a general practice physician in Bethesda, Maryland
Dr. Grigsby practices at Bethesda Main Phcy in Bethesda, Maryland.
Dr. Grigsby's NPI, 1336840073, was assigned on March 10, 2023. Dr. Grigsby holds Virginia license 0101283130.
- NPI
- 1336840073NPI Registry (opens in a new tab)
- NPI enumeration date
- March 10, 2023
- NPI status
- Active
- Practice phone
- (301) 295-2123
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Sierrah Marie Grigsby practices at Bethesda Main Phcy in Bethesda, Maryland
Dr. Grigsby's primary practice is Bethesda Main Phcy, at 4650 Taylor Rd, Bethesda, MD 20889 in Montgomery County. The practice phone is (301) 295-2123.
- Bethesda Main Phcy4650 Taylor Rd, Bethesda, MD 20889 · Montgomery CountyPhone(301) 295-2123
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Sierrah Marie Grigsby is affiliated with 1 site of care
Dr. Grigsby's primary practice is Bethesda Main Phcy in Bethesda, Maryland.
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Sierrah Marie Grigsby's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grigsby practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bethesda Main Phcy | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sierrah Marie Grigsby is one of 154 general practice physicians in Maryland
General practice is Dr. Grigsby's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Grigsby is licensed in Virginia.
Specialties and state licenses
- General practice, VirginiaPrimary
General practice physicians near Dr. Grigsby
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. Sierrah Marie Grigsby's patients have a median age of 77
Across all payers, Dmand AI patient panel data puts Dr. Grigsby's median patient age at 77, with 63% women.
Dr. Grigsby's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 77
Patient panel by sex, all payers
- Women63%
- Men32%
Source: Dmand AI Patient Panel Data
Dr. Sierrah Marie Grigsby has 7 publications on record
Dmand AI links 7 papers to Dr. Grigsby, published from 2018 to 2023. 2018 was the busiest year, with 3. The most frequent topics are Cell Line, Tumor, Computer Simulation and High-Throughput Screening Assays. Dr. Grigsby's most frequent co-authors are John Chandler Mattingly, MD and Dean Park, MD.
Dr. Grigsby's papers by year, 2018 to 2023
Topics Dr. Grigsby writes about most
- Cell Line, Tumor
- Computer Simulation
- High-Throughput Screening Assays
- Histones
- Structure-Activity Relationship
Dr. Grigsby's most frequent co-authors
Recent publications by Dr. Grigsby
See who Dr. Grigsby researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Grigsby works with, so you can find a warm path to the right general practice physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Sierrah Marie Grigsby received $30 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Grigsby from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Gilead Sciences, Inc. paid the most, $30.
Companies that paid Dr. Grigsby the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Sierrah Marie Grigsby'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 Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Sierrah Marie Grigsby
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What is Dr. Sierrah Marie Grigsby's NPI number?
Dr. Sierrah Marie Grigsby's NPI number is 1336840073. It was assigned on March 10, 2023, and it is active in the NPI Registry.
What kind of doctor is Dr. Sierrah Marie Grigsby?
Dr. Sierrah Marie Grigsby is a general practice physician in Bethesda, Maryland. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Sierrah Marie Grigsby practice?
Dr. Grigsby practices at 4650 Taylor Rd, Bethesda, MD 20889. Dr. Grigsby's primary practice is Bethesda Main Phcy in Bethesda, Maryland.
What is Dr. Sierrah Marie Grigsby's office phone number?
The practice phone on file for Dr. Grigsby is (301) 295-2123.
What is Dr. Sierrah Marie Grigsby's medical license number?
Dr. Grigsby holds Virginia license 0101283130.
Has Dr. Sierrah Marie Grigsby received payments from drug or device companies?
CMS Open Payments shows $30 in general payments to Dr. Grigsby from 1 company from 2025 to 2025. The largest total came from Gilead Sciences, Inc.
How long has Dr. Sierrah Marie Grigsby been practicing?
Dr. Grigsby's NPI was assigned in 2023.
Does Dr. Sierrah Marie Grigsby do research?
Dmand AI links 7 publications to Dr. Grigsby, published from 2018 to 2023.
Who does Dr. Sierrah Marie Grigsby publish with?
Dr. Grigsby's most frequent co-authors are John Chandler Mattingly, MD (1 shared paper) and Dean Park, MD (1 shared paper).
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