Margaret Lynn Larson, ARNP
- Medicare patients, 2024
- 163
- Part D claims, 2024
- 773
- Hospital affiliations
- 4
- Medical groups
- 4
- State license
- 1
- Practice address
- 1 The Embarcadero, San Francisco, CA 94111
- Practice phone
- Call (888) 663-6331
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
One Medical
San Francisco, California
Find Margaret Larson'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.
Margaret Lynn Larson is a family nurse practitioner in San Francisco, California
Margaret Larson practices at One Medical in San Francisco, California.
Margaret Larson's NPI, 1699788539, was assigned on August 14, 2006. Margaret Larson holds Washington license AP30007129.
- NPI
- 1699788539NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517061518
- NPI enumeration date
- August 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (888) 663-6331
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Margaret Lynn Larson practices at One Medical in San Francisco, California
Margaret Larson's primary practice is One Medical, at 1 The Embarcadero, San Francisco, CA 94111 in San Francisco County. The practice phone is (888) 663-6331.
- One Medical1 The Embarcadero, San Francisco, CA 94111 · San Francisco CountyPhone(888) 663-6331
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Margaret Lynn Larson is affiliated with 8 sites of care and 4 medical groups
Margaret Larson's primary practice is One Medical in San Francisco, California. Margaret Larson is also affiliated with MultiCare Tacoma General Hospital. The medical group on file is One Medical. Dmand AI also links Margaret Larson to 3 more hospitals, 3 group practices and clinics and 3 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Margaret Lynn Larson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Margaret Larson practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| One Medical | Available with a free account |
| +7 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Margaret Lynn Larson is one of 13,532 family nurse practitioners in California
Family is Margaret Larson's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Margaret Larson is licensed in Washington.
Specialties and state licenses
- Family nurse practitioner, WashingtonPrimary
Family nurse practitioners near Margaret Larson
Counts of family nurse practitioners 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
Margaret Lynn Larson treated 163 Medicare patients in 2024, average age 75
CMS counts 163 Medicare patients who saw Margaret Larson in 2024. The largest group is 65 to 74, with 69 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.48, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Margaret Larson's median patient age at 74, with 62% women.
Margaret Larson's Medicare patients by age, 2024
Margaret Larson's Medicare patients by sex, 2024
- Women10665%
- Men5735%
Chronic conditions among Margaret Larson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Mood disorders34%
- Diabetes33%
- Chronic kidney disease32%
- Anxiety31%
- Depression31%
Share of Medicare patients with each condition. A patient can have several.
Margaret Larson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women62%
- Men36%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Margaret Lynn Larson wrote 773 Medicare Part D claims in 2024
In 2024, Margaret Larson wrote 773 Medicare Part D claims for 363 patients. 91% of them were for generic drugs.
Margaret Larson's Part D claims by kind of drug, 2024
- Generic702 claims91%
- Brand-name and other71 claims9%
Drug classes CMS tracks in Margaret Larson's Part D claims, 2024
- Opioids6%45 of 773 claims
- Antibiotics13%97 of 773 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Margaret Lynn Larson offers telehealth to Medicare patients
Margaret Larson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Margaret Larson as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Margaret Lynn Larson'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 Data |
| 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 (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) |
| 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 Margaret Lynn Larson
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Margaret Lynn Larson's NPI number?
Margaret Lynn Larson's NPI number is 1699788539. It was assigned on August 14, 2006, and it is active in the NPI Registry.
What does Margaret Lynn Larson specialize in?
Margaret Lynn Larson is a family nurse practitioner in San Francisco, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Margaret Lynn Larson practice?
Margaret Larson practices at 1 The Embarcadero, San Francisco, CA 94111. Margaret Larson's primary practice is One Medical in San Francisco, California. Dmand AI also links Margaret Larson to 3 hospitals, 3 group practices and clinics and 3 medical groups.
What is Margaret Lynn Larson's office phone number?
The practice phone on file for Margaret Larson is (888) 663-6331.
What is Margaret Lynn Larson's medical license number?
Margaret Larson holds Washington license AP30007129.
Which hospitals is Margaret Lynn Larson affiliated with?
Margaret Larson is affiliated with MultiCare Tacoma General Hospital. Dmand AI links Margaret Larson to 3 more hospitals.
What medical group is Margaret Lynn Larson part of?
Margaret Larson is linked to One Medical. Dmand AI links Margaret Larson to 3 more medical groups.
Does Margaret Lynn Larson accept Medicare?
Yes. CMS lists Margaret Larson as accepting Medicare assignment.
Does Margaret Lynn Larson offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Margaret Larson as offering telehealth services.
How many Medicare patients does Margaret Lynn Larson see?
CMS counts 163 Medicare patients who saw Margaret Larson in 2024, with an average age of 75.
How long has Margaret Lynn Larson been practicing?
Margaret Larson graduated from medical school in 2004, 22 years ago.
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