Dr. Sara Whetstone, MD

  • San Francisco, CA
  • OB-GYN
NPI1528396223PAC ID9739321308
Medicare services, 2019
11
Medicare patients, 2024
31
Part D claims, 2024
29
Publications
13
MIPS score, 2024
88
Practice address
505 Parnassus Ave, Box 0296, San Francisco, CA 94143
Practice phone
Call (415) 353-2733
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UCSF Helen Diller Medical Center at Parnassus Heights

Hospital · San Francisco, California

See all 7 affiliations

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Dr. Sara Whetstone is an OB-GYN in San Francisco, California

Dr. Whetstone practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health.

Dr. Whetstone's NPI, 1528396223, was assigned on November 18, 2009. Dr. Whetstone graduated from Yale School of Medicine in 2009. Dr. Whetstone holds California license A116664.

NPI and contact details
Medicare PAC ID
9739321308
NPI enumeration date
November 18, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(415) 353-2733
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
43
Medical school graduation
2009

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Sara Whetstone practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California

Dr. Whetstone's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights, at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143 in San Francisco County. The practice phone is (415) 353-2733.

Source: Dmand AI Affiliation Data

Dr. Sara Whetstone is affiliated with 2 sites of care and 5 medical groups

Dr. Whetstone's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. Dr. Whetstone is also affiliated with Zuckerberg San Francisco General Hospital and Trauma Center. The medical group on file is UCSF Pediatrics. Dmand AI also links Dr. Whetstone to 4 more medical groups, each named with a free account.

See all 7 affiliations for Dr. Whetstone

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Sara Whetstone's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Whetstone practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCSF Helen Diller Medical Center at Parnassus HeightsAvailable with a free account
+1 more site and 4 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Sara Whetstone is one of 4,642 OB-GYNs in California

Obstetrics and gynecology is Dr. Whetstone's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Whetstone is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dr. Whetstone is licensed in California.

Specialties and state licenses

  • Obstetrics and gynecology, CaliforniaPrimaryLicense A116664 · 2011 to 2026 · taxonomy 207V00000X

Clinical focus

Dmand AI lists menopause, ovarian cyst, UTI and vaginal infection among the conditions Dr. Whetstone treats.

OB-GYNs near Dr. Whetstone

Counts of OB-GYNs 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 Whetstone billed Medicare for 11 services in 2019

CMS data shows 11 Medicare services from Dr. Whetstone across 1 procedure code in 2019, all of them office visits, for 31 Medicare patients. Medicare paid $611 for them. Every service was in an office.

Medicare services, 201911
Medicare patients31
Paid by Medicare$611
Procedure codes1

Dr. Whetstone's Medicare services by type, 2018 to 2019

  • 2018
  • 2019
Office and hospital visits
2018: 412019: 1173%

Dr. Whetstone compared with the California median for OB-GYNs, 2019

  • Dr. Whetstone
  • California median
Medicare services
11vs 5881% below
Medicare patients
31vs 5240% below
Part D claims
11vs 3569% below

Medians across 3,823 OB-GYNs in California with Dmand AI profiles that report each measure.

Dr. Whetstone's most billed Medicare procedure codes, 2019

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Whetstone

Need commercial claims for Dr. Whetstone?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Whetstone and other OB-GYNs in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Sara Whetstone treated 31 Medicare patients in 2024, average age 63

CMS counts 31 Medicare patients who saw Dr. Whetstone in 2024. The largest group is 65 to 74, with 15 patients. 58% of them have high cholesterol, and 45% have arthritis. 61% are also on Medicaid. Their average risk score is 1.21, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Whetstone's median patient age at 39, with 99% women.

Medicare patients, 202431
Average age63
Average risk score1.21
Also on Medicaid61%

Dr. Whetstone's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Dr. Whetstone's Medicare patients, 2024

  1. High cholesterol58%
  2. Arthritis45%
  3. High blood pressure39%
  4. Anxiety35%

Share of Medicare patients with each condition. A patient can have several.

Dr. Whetstone's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 39

Patient panel by sex, all payers

  • Women99%
  • Men0%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Sara Whetstone wrote 29 Medicare Part D claims in 2024

In 2024, Dr. Whetstone wrote 29 Medicare Part D claims for 12 patients. 72% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $664 in total drug cost.

Part D claims, 202429
Drugs named by CMS1
Total drug cost$664
Part D patients12

Dr. Whetstone's Part D claims by kind of drug, 2024

  • Generic21 claims72%
  • Brand-name and other8 claims28%

Dr. Whetstone'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.

See all prescribing by Dr. Whetstone

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 Whetstone scored 88 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Whetstone for performance year 2024, reported as part of a group. Dr. Whetstone accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Whetstone as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Whetstone's MIPS scores, performance year 2024

  • 88of 100Final score
  • 61.1of 100Quality
  • 99of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 84of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

For MedTech and pharma teams

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Dr. Sara Whetstone has 13 publications on record

Dmand AI links 13 papers to Dr. Whetstone, published from 2018 to 2024. 2022 was the busiest year, with 3. The most frequent topics are Gynecology, Obstetrics and Racism. Dr. Whetstone has published most often in Am J Obstet Gynecol. Dr. Whetstone's most frequent co-authors are Amy M. Autry, MD, Laura E. Baecher-Lind, MD, MPH and Samantha D. Buery-Joyner, MD.

Papers13
Years published2018 to 2024

Dr. Whetstone's papers by year, 2018 to 2024

Topics Dr. Whetstone writes about most

  • Gynecology
  • Obstetrics
  • Racism
  • Curriculum
  • Education, Medical
  • Global Health
  • Healthcare Disparities
  • Internship and Residency

Dr. Whetstone's most frequent co-authors

Recent publications by Dr. Whetstone

See all 13 publications and co-authors

See who Dr. Whetstone researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Whetstone works with, so you can find a warm path to the right OB-GYNs.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Sara Whetstone graduated from Yale School of Medicine

Dr. Whetstone graduated from Yale School of Medicine in 2009.

  1. Medical schoolYale School of Medicine
  2. Board certified in obstetrics & gynecologyAmerican Board of Obstetrics and Gynecology

Source: Dmand AI Professional Profile Data

Dr. Sara Whetstone accepts plans from 10 insurance carriers

Dr. Whetstone is in network with 10 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • Blue Cross and Blue Shield of Kansas City
  • +2 more carriersWith a free account

Plan types Dr. Whetstone accepts, by number of carriers

  1. Medicare8
  2. PPO7
  3. HMO4
  4. POS4
  5. EPO3

Source: Dmand AI Insurance Network Data

Sources for Dr. Sara Whetstone'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
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 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
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 Dr. Sara Whetstone

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 Whetstone's NPI number?

Dr. Sara Whetstone's NPI number is 1528396223. It was assigned on November 18, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Sara Whetstone?

Dr. Sara Whetstone is an OB-GYN in San Francisco, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).

Where does Dr. Sara Whetstone practice?

Dr. Whetstone practices at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143. Dr. Whetstone's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. Dmand AI also links Dr. Whetstone to 4 medical groups.

What is Dr. Sara Whetstone's office phone number?

The practice phone on file for Dr. Whetstone is (415) 353-2733.

What is Dr. Sara Whetstone's medical license number?

Dr. Whetstone holds California license A116664.

Which hospitals is Dr. Sara Whetstone affiliated with?

Dr. Whetstone practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California. Dr. Whetstone is also affiliated with Zuckerberg San Francisco General Hospital and Trauma Center.

What medical group is Dr. Sara Whetstone part of?

Dr. Whetstone is linked to UCSF Pediatrics. Dmand AI links Dr. Whetstone to 4 more medical groups.

Does Dr. Sara Whetstone accept Medicare?

Yes. CMS data shows Dr. Whetstone billed Medicare for 11 services in 2019, and Dr. Whetstone accepts Medicare assignment.

Does Dr. Sara Whetstone offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Whetstone as offering telehealth services.

What is Dr. Sara Whetstone's MIPS score?

Dr. Whetstone's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.

Show 9 more questionsShow fewer questions

How many Medicare patients does Dr. Sara Whetstone see?

CMS counts 31 Medicare patients who saw Dr. Whetstone in 2024, with an average age of 63.

Is Dr. Sara Whetstone board certified?

Yes. Dr. Whetstone is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.

What services does Dr. Sara Whetstone bill to Medicare?

In 2019, Dr. Whetstone's most billed Medicare services were office visit, new patient (99203).

Where did Dr. Sara Whetstone go to medical school?

Dr. Whetstone graduated from Yale School of Medicine in 2009.

What drugs does Dr. Sara Whetstone prescribe most?

In 2024 Medicare Part D data, Dr. Whetstone's most prescribed drugs by claims were Norethindrone Acetate.

How long has Dr. Sara Whetstone been practicing?

Dr. Whetstone graduated from medical school in 2009, 17 years ago.

Does Dr. Sara Whetstone do research?

Dmand AI links 13 publications to Dr. Whetstone, published from 2018 to 2024.

Who does Dr. Sara Whetstone publish with?

Dr. Whetstone's most frequent co-authors are Amy M. Autry, MD (3 shared papers), Laura E. Baecher-Lind, MD, MPH (2 shared papers) and Samantha D. Buery-Joyner, MD (2 shared papers).

What insurance does Dr. Sara Whetstone accept?

Dr. Whetstone is in network with 10 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

Selling to obstetrics and gynecology practices?

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