Dr. Sara Mathew Holmes, MD
- Medicare services, 2018
- 27
- Medicare patients, 2024
- 17
- Part D claims, 2024
- 1,490
- Hospital affiliations
- 1
- Medical groups
- 2
- Practice address
- 2021 K Nw St, Washington, DC 20006
- Practice phone
- Call (202) 423-7825
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Capitol SC
Washington, District of Columbia
Find Dr. Holmes' 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. Sara Mathew Holmes is a nephrologist in Washington, District of Columbia
Dr. Holmes practices at Capitol SC in Washington, District of Columbia.
Dr. Holmes' NPI, 1801174479, was assigned on July 29, 2011. Dr. Holmes graduated from Lewis Katz School of Medicine at Temple University in 2006. Dr. Holmes holds California license A133361.
- NPI
- 1801174479NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8426229972
- NPI enumeration date
- July 29, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (202) 423-7825
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sara Mathew Holmes practices at Capitol SC in Washington, District of Columbia
Dr. Holmes' primary practice is Capitol SC, at 2021 K Nw St, Washington, DC 20006 in District Of Columbia County. The practice phone is (202) 423-7825.
- Capitol SC2021 K Nw St, Washington, DC 20006 · District Of Columbia CountyPhone(202) 423-7825
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Sara Mathew Holmes is affiliated with 4 sites of care and 2 medical groups
Dr. Holmes' primary practice is Capitol SC in Washington, District of Columbia. Dr. Holmes is also affiliated with The George Washington University Hospital. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Holmes to 1 more dialysis center, 1 group practice or clinic and 1 medical group, each named with a free account.
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. Sara Mathew Holmes' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Holmes practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Capitol SC | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sara Mathew Holmes is one of 58 nephrologists in District of Columbia
Nephrology is Dr. Holmes' primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Holmes is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Holmes' licenses on file in 3 states: California, Pennsylvania and New Jersey.
Specialties and state licenses
- Nephrology, CaliforniaPrimary
- Pennsylvania license
- New Jersey license
Nephrologists near Dr. Holmes
Counts of nephrologists 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. Sara Mathew Holmes billed Medicare for 27 services in 2018
CMS data shows 27 Medicare services from Dr. Holmes across 1 procedure code in 2018, for 17 Medicare patients. Medicare paid $1,625 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Holmes compared with the District of Columbia median for nephrologists, 2018
- Dr. Holmes
- District of Columbia median
- Medicare services
- 27vs 76396% below
- Medicare patients
- 17vs 22492% below
- Part D claims
- 1,192vs 2085.7 times
Medians across 51 nephrologists in District of Columbia with Dmand AI profiles that report each measure.
Dr. Holmes' most billed Medicare procedure codes, 2018
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Holmes?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Holmes and other nephrologists in District of Columbia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Sara Mathew Holmes treated 17 Medicare patients in 2024, average age 66
CMS counts 17 Medicare patients who saw Dr. Holmes in 2024. The largest group is 85 and over, with 0 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. Their average risk score is 3.58, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Holmes' median patient age at 69, with 46% women.
Dr. Holmes' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Holmes' Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol65%
Share of Medicare patients with each condition. A patient can have several.
Dr. Holmes' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women46%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sara Mathew Holmes wrote 1,490 Medicare Part D claims in 2024
In 2024, Dr. Holmes wrote 1,490 Medicare Part D claims for 255 patients. 88% of them were for generic drugs. CMS names the drug for 1,192 of them, across 34 drugs with 11 or more claims each, at $118,434 in total drug cost. In 2023, CMS named 1,132 claims across 35 drugs.
Dr. Holmes' Part D claims by kind of drug, 2024
- Generic1,316 claims88%
- Brand-name and other174 claims12%
Dr. Holmes' 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. Holmes' Part D claims, 2024
- Antibiotics3%47 of 1,490 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: 1,1322024: 1,1925%
Drugs named by CMS: 34 in 2024, 35 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
Dr. Sara Mathew Holmes offers telehealth to Medicare patients
Dr. Holmes accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Holmes as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Sara Mathew Holmes graduated from Lewis Katz School of Medicine at Temple University
Dr. Holmes graduated from Lewis Katz School of Medicine at Temple University in 2006.
- Medical school
- Board certified in internal medicine
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Dr. Sara Mathew Holmes accepts plans from 1 insurance carrier
Dr. Holmes is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
Source: Dmand AI Insurance Network Data
Sources for Dr. Sara Mathew Holmes'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Sara Mathew Holmes
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. Sara Mathew Holmes' NPI number?
Dr. Sara Mathew Holmes' NPI number is 1801174479. It was assigned on July 29, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Sara Mathew Holmes?
Dr. Sara Mathew Holmes is a nephrologist in Washington, District of Columbia. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Sara Mathew Holmes practice?
Dr. Holmes practices at 2021 K Nw St, Washington, DC 20006. Dr. Holmes' primary practice is Capitol SC in Washington, District of Columbia. Dmand AI also links Dr. Holmes to 1 dialysis center, 1 group practice or clinic and 1 medical group.
What is Dr. Sara Mathew Holmes' office phone number?
The practice phone on file for Dr. Holmes is (202) 423-7825.
What is Dr. Sara Mathew Holmes' medical license number?
Dr. Holmes holds California license A133361, one of the licenses on file in 3 states.
Which states has Dr. Sara Mathew Holmes been licensed in?
Dmand AI has state licenses on file for Dr. Holmes in California (2014 to 2026), Pennsylvania (2010 to 2026) and New Jersey (2007 to 2011).
Which hospitals is Dr. Sara Mathew Holmes affiliated with?
Dr. Holmes is affiliated with The George Washington University Hospital.
What medical group is Dr. Sara Mathew Holmes part of?
Dr. Holmes is linked to The Permanente Medical Group, Inc. Dmand AI links Dr. Holmes to 1 more medical group.
Does Dr. Sara Mathew Holmes accept Medicare?
Yes. CMS data shows Dr. Holmes billed Medicare for 27 services in 2018, and Dr. Holmes accepts Medicare assignment.
Does Dr. Sara Mathew Holmes offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Holmes as offering telehealth services.
Show 7 more questionsShow fewer questions
How many Medicare patients does Dr. Sara Mathew Holmes see?
CMS counts 17 Medicare patients who saw Dr. Holmes in 2024, with an average age of 66.
Is Dr. Sara Mathew Holmes board certified?
Yes. Dr. Holmes is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Sara Mathew Holmes bill to Medicare?
In 2018, Dr. Holmes' most billed Medicare services were hospital inpatient care (99232).
Where did Dr. Sara Mathew Holmes go to medical school?
Dr. Holmes graduated from Lewis Katz School of Medicine at Temple University in 2006.
What drugs does Dr. Sara Mathew Holmes prescribe most?
In 2024 Medicare Part D data, Dr. Holmes' most prescribed drugs by claims were Losartan Potassium, Torsemide and Amlodipine Besylate.
How long has Dr. Sara Mathew Holmes been practicing?
Dr. Holmes graduated from medical school in 2006, 20 years ago.
What insurance does Dr. Sara Mathew Holmes accept?
Dr. Holmes is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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