Dr. Sarah Constance Leaf, MD

  • Moreno Valley, CA
  • Emergency medicine physician
NPI1487064861PAC ID5597059147
Medicare services, 2024
124
Medicare patients, 2024
121
Part D claims, 2024
63
MIPS score, 2024
97
Hospital affiliations
1
Practice address
26520 Cactus Ave, Moreno Valley, CA 92555
Practice phone
Call (951) 486-4458
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Riverside University Medical Center

Moreno Valley, California

See all 5 affiliations

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Dr. Sarah Constance Leaf is an emergency medicine physician in Moreno Valley, California

Dr. Leaf practices at Riverside University Medical Center in Moreno Valley, California.

Dr. Leaf's NPI, 1487064861, was assigned on May 6, 2014. Dr. Leaf graduated from Albany Medical College in 2014. Dr. Leaf holds California license A139249.

NPI and contact details
Medicare PAC ID
5597059147
NPI enumeration date
May 6, 2014
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(951) 486-4458
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
38
Medical school graduation
2014

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

Dr. Sarah Constance Leaf practices at Riverside University Medical Center in Moreno Valley, California

Dr. Leaf's primary practice is Riverside University Medical Center, at 26520 Cactus Ave, Moreno Valley, CA 92555 in Riverside County. The practice phone is (951) 486-4458.

  • Riverside University Medical Center
    26520 Cactus Ave, Moreno Valley, CA 92555 · Riverside CountyPhone(951) 486-4458

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Sarah Constance Leaf is affiliated with 2 sites of care and 3 medical groups

Dr. Leaf's primary practice is Riverside University Medical Center in Moreno Valley, California. Dr. Leaf is also affiliated with Riverside University Health System - Medical Center. The medical group on file is Vituity. Dmand AI also links Dr. Leaf to 2 more medical groups, each named with a free account.

See all 5 affiliations for Dr. Leaf

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. Sarah Constance Leaf's practice

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

EHR by site
SiteEHR vendor and product
Riverside University Medical CenterAvailable with a free account
+1 more site and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Sarah Constance Leaf is one of 7,423 emergency medicine physicians in California

Emergency medicine is Dr. Leaf's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Leaf is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Leaf's licenses on file in 2 states: California and Hawaii.

Specialties and state licenses

  • Emergency medicine, CaliforniaPrimaryLicense A139249 · 2015 to 2027 · taxonomy 207P00000X
  • Hawaii license2022 to 2026

Emergency medicine physicians near Dr. Leaf

Counts of emergency medicine 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. Sarah Constance Leaf billed Medicare for 124 services in 2024

CMS data shows 124 Medicare services from Dr. Leaf across 3 procedure codes in 2024, for 121 Medicare patients. Medicare paid $15,859 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024124
Medicare patients121
Paid by Medicare$15,859
Procedure codes3

Dr. Leaf's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2242024: 12445%
Imaging
2023: 532024: 0100%
Tests and treatments
2023: 362024: 0100%

Dr. Leaf compared with the California median for emergency medicine physicians, 2024

  • Dr. Leaf
  • California median
Medicare services
124vs 26553% below
Medicare patients
121vs 24350% below
Part D claims
19vs 6269% below

Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.

Dr. Leaf's most billed Medicare procedure codes, 2024

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. Leaf

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

Dr. Sarah Constance Leaf treated 121 Medicare patients in 2024, average age 69

CMS counts 121 Medicare patients who saw Dr. Leaf in 2024. The largest group is 65 to 74, with 53 patients. 75% of them have high blood pressure, and 70% have high cholesterol. 72% are also on Medicaid. Their average risk score is 3.32, 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. Leaf's median patient age at 34, with 61% women.

Medicare patients, 2024121
Average age69
Average risk score3.32
Also on Medicaid72%

Dr. Leaf's Medicare patients by age, 2024

Dr. Leaf's Medicare patients by sex, 2024

  • Women7663%
  • Men4537%

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

  1. High blood pressure75%
  2. High cholesterol70%
  3. Arthritis56%
  4. Mood disorders55%
  5. Diabetes51%
  6. Depression49%
  7. Anxiety48%
  8. Chronic kidney disease48%

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

Dr. Leaf's patients across all payers

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

Patient panel by age, all payers

Median age 34

Patient panel by sex, all payers

  • Women61%
  • Men39%

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

Dr. Sarah Constance Leaf wrote 63 Medicare Part D claims in 2024

In 2024, Dr. Leaf wrote 63 Medicare Part D claims for 45 patients. 92% of them were for generic drugs. CMS names the drug for 19 of them, across 1 drug with 11 or more claims each, at $162 in total drug cost. In 2020, CMS named 28 claims across 2 drugs.

Part D claims, 202463
Drugs named by CMS1
Total drug cost$162
Part D patients45

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

  • Generic58 claims92%
  • Brand-name and other5 claims8%

Dr. Leaf's most prescribed drugs by claims, 2022

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. Leaf's Part D claims, 2024

  • Antibiotics32%20 of 63 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, 2020 to 2022

  • 2020
  • 2022
Claims for drugs CMS names
2020: 282022: 1932%

Drugs named by CMS: 1 in 2022, 2 in 2020.

See all prescribing by Dr. Leaf

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. Sarah Constance Leaf scored 97 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Leaf for performance year 2024, reported as part of a group. Dr. Leaf accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Leaf's MIPS scores, performance year 2024

  • 97of 100Final score
  • 90of 100Quality
  • 40of 100Improvement Activities
  • 78of 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

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Dr. Sarah Constance Leaf received $16 in industry payments in 2016

CMS Open Payments shows 1 general payment to Dr. Leaf from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Covidien LP paid the most, $16.

Companies that paid Dr. Leaf the most, 2016 to 2016

Share is of all general payments to this clinician.

See all payments to Dr. Leaf

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Sarah Constance Leaf graduated from Albany Medical College

Dr. Leaf graduated from Albany Medical College in 2014.

  1. Medical schoolAlbany Medical College
  2. Board certified in emergency medicineAmerican Board of Emergency Medicine

Source: Dmand AI Professional Profile Data

Dr. Sarah Constance Leaf accepts plans from 5 insurance carriers

Dr. Leaf is in network with 5 carriers, including United Healthcare, CMS Medicare and DentaQuest. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.

  • United Healthcare
  • CMS Medicare
  • DentaQuest
  • Molina
  • NV State Medicaid

Plan types Dr. Leaf accepts, by number of carriers

  1. Medicare3
  2. HMO1
  3. Medicaid1
  4. POS1
  5. PPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Sarah Constance Leaf'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 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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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. Sarah Constance Leaf

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. Sarah Constance Leaf's NPI number?

Dr. Sarah Constance Leaf's NPI number is 1487064861. It was assigned on May 6, 2014, and it is active in the NPI Registry.

What kind of doctor is Dr. Sarah Constance Leaf?

Dr. Sarah Constance Leaf is an emergency medicine physician in Moreno Valley, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Sarah Constance Leaf practice?

Dr. Leaf practices at 26520 Cactus Ave, Moreno Valley, CA 92555. Dr. Leaf's primary practice is Riverside University Medical Center in Moreno Valley, California. Dmand AI also links Dr. Leaf to 2 medical groups.

What is Dr. Sarah Constance Leaf's office phone number?

The practice phone on file for Dr. Leaf is (951) 486-4458.

What is Dr. Sarah Constance Leaf's medical license number?

Dr. Leaf holds California license A139249, one of the licenses on file in 2 states.

Which states has Dr. Sarah Constance Leaf been licensed in?

Dmand AI has state licenses on file for Dr. Leaf in California (2015 to 2027) and Hawaii (2022 to 2026).

Which hospitals is Dr. Sarah Constance Leaf affiliated with?

Dr. Leaf is affiliated with Riverside University Health System - Medical Center.

What medical group is Dr. Sarah Constance Leaf part of?

Dr. Leaf is linked to Vituity. Dmand AI links Dr. Leaf to 2 more medical groups.

Does Dr. Sarah Constance Leaf accept Medicare?

Yes. CMS data shows Dr. Leaf billed Medicare for 124 services in 2024, and Dr. Leaf accepts Medicare assignment.

What is Dr. Sarah Constance Leaf's MIPS score?

Dr. Leaf's MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Sarah Constance Leaf see?

CMS counts 121 Medicare patients who saw Dr. Leaf in 2024, with an average age of 69.

Is Dr. Sarah Constance Leaf board certified?

Yes. Dr. Leaf is board certified in emergency medicine by the American Board of Emergency Medicine.

What services does Dr. Sarah Constance Leaf bill to Medicare?

In 2024, Dr. Leaf's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).

Where did Dr. Sarah Constance Leaf go to medical school?

Dr. Leaf graduated from Albany Medical College in 2014.

What drugs does Dr. Sarah Constance Leaf prescribe most?

In 2022 Medicare Part D data, Dr. Leaf's most prescribed drugs by claims were Cephalexin.

Has Dr. Sarah Constance Leaf received payments from drug or device companies?

CMS Open Payments shows $16 in general payments to Dr. Leaf from 1 company from 2016 to 2016. The largest total came from Covidien LP.

How long has Dr. Sarah Constance Leaf been practicing?

Dr. Leaf graduated from medical school in 2014, 12 years ago.

What insurance does Dr. Sarah Constance Leaf accept?

Dr. Leaf is in network with 5 carriers, including United Healthcare, CMS Medicare and DentaQuest. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.

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