Margaret Lynn Larson, ARNP

  • San Francisco, CA
  • Family nurse practitioner
NPI1699788539PAC ID7517061518
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
Social profiles

Primary practice

One Medical

San Francisco, California

See all 12 affiliations

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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 and contact details
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 Medical
    1 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.

See all 12 affiliations for Margaret Larson

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.

EHR by site
SiteEHR vendor and product
One MedicalAvailable with a free account
+7 more sites and 3 medical groupsAvailable 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, WashingtonPrimaryLicense AP30007129 · taxonomy 363LF0000X

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.

Medicare patients, 2024163
Average age75
Average risk score1.48
Also on Medicaid11%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis56%
  4. Mood disorders34%
  5. Diabetes33%
  6. Chronic kidney disease32%
  7. Anxiety31%
  8. 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.

Part D claims, 2024773
Part D patients363

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

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand 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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