Sherilyn R. Toppenberg, FNP

  • San Bernardino, CA
  • Nurse practitioner
NPI1699263814PAC ID8527306596
Medicare services, 2024
838
Medicare patients, 2024
303
Part D claims, 2024
5,347
MIPS score, 2024
89
Hospital affiliations
2
Practice address
245 E Redlands Blvd, San Bernardino, CA 92408
Practice phone
Call (909) 558-3111
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Lluhc

San Bernardino, California

See all 7 affiliations

Find Sherilyn Toppenberg's professional email, personal email and mobile number

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Sherilyn R. Toppenberg is a nurse practitioner in San Bernardino, California

Sherilyn Toppenberg practices at Lluhc in San Bernardino, California.

Sherilyn Toppenberg's NPI, 1699263814, was assigned on April 24, 2018. Sherilyn Toppenberg holds California license 95010193.

NPI and contact details
Medicare PAC ID
8527306596
NPI enumeration date
April 24, 2018
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(909) 558-3111
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
34
Medical school graduation
2018

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

Sherilyn R. Toppenberg practices at Lluhc in San Bernardino, California

Sherilyn Toppenberg's primary practice is Lluhc, at 245 E Redlands Blvd, San Bernardino, CA 92408 in San Bernardino County. The practice phone is (909) 558-3111.

  • Lluhc
    245 E Redlands Blvd, San Bernardino, CA 92408 · San Bernardino CountyPhone(909) 558-3111

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

Sherilyn R. Toppenberg is affiliated with 5 sites of care and 2 medical groups

Sherilyn Toppenberg's primary practice is Lluhc in San Bernardino, California. Sherilyn Toppenberg is also affiliated with Loma Linda University Medical Center. The medical group on file is Loma Linda University Faculty Medical Group (LLUFMG). Dmand AI also links Sherilyn Toppenberg to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 7 affiliations for Sherilyn Toppenberg

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

Dmand AI tracks the EHR system at Sherilyn R. Toppenberg's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Sherilyn Toppenberg practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
LluhcAvailable with a free account
+4 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Sherilyn R. Toppenberg is one of 5,983 nurse practitioners in California

Nurse practitioner is Sherilyn Toppenberg's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Sherilyn Toppenberg is licensed in California.

Specialties and state licenses

  • Nurse practitioner, CaliforniaPrimaryLicense 95010193 · taxonomy 363L00000X

Clinical focus

Dmand AI lists acute mini-stroke (TIA), acute sinusitis, acute skin infection, anxiety, arthritis, asthma, chronic diabetes and chronic obstructive pulmonary disease (COPD) among the conditions Sherilyn Toppenberg treats.

Nurse practitioners near Sherilyn Toppenberg

Counts of 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

Sherilyn R. Toppenberg billed Medicare for 838 services in 2024

CMS data shows 838 Medicare services from Sherilyn Toppenberg across 9 procedure codes in 2024, for 303 Medicare patients. Medicare paid $56,045 for them. Every service was in an office.

Medicare services, 2024838
Medicare patients303
Paid by Medicare$56,045
Procedure codes9

Sherilyn Toppenberg's Medicare services by type, 2024

  1. Office and hospital visits560
  2. Other services197
  3. Tests and treatments64
  4. Lab and pathology17

Sherilyn Toppenberg compared with the California median for nurse practitioners, 2024

  • Sherilyn Toppenberg
  • California median
Medicare services
838vs 2793.0 times
Medicare patients
303vs 923.3 times
Part D claims
4,662vs 36612.7 times

Medians across 3,047 nurse practitioners in California with Dmand AI profiles that report each measure.

Sherilyn Toppenberg'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 Sherilyn Toppenberg

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Medicare shows one payer. Book a meeting to get commercial claims data for Sherilyn Toppenberg and other nurse practitioners in California.

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

Sherilyn R. Toppenberg treated 303 Medicare patients in 2024, average age 75

CMS counts 303 Medicare patients who saw Sherilyn Toppenberg in 2024. The largest group is 75 to 84, with 119 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 11% are also on Medicaid. Their average risk score is 1.23, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Sherilyn Toppenberg's median patient age at 75, with 66% women.

Medicare patients, 2024303
Average age75
Average risk score1.23
Also on Medicaid11%

Sherilyn Toppenberg's Medicare patients by age, 2024

Sherilyn Toppenberg's Medicare patients by sex, 2024

  • Women20367%
  • Men10033%

Chronic conditions among Sherilyn Toppenberg's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure73%
  3. Arthritis47%
  4. Diabetes32%
  5. Mood disorders24%
  6. Anxiety23%
  7. Depression23%
  8. Ischemic heart disease20%

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

Sherilyn Toppenberg's patients across all payers

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

Patient panel by age, all payers

Median age 75

Patient panel by sex, all payers

  • Women66%
  • Men33%

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

Sherilyn R. Toppenberg wrote 5,347 Medicare Part D claims in 2024

In 2024, Sherilyn Toppenberg wrote 5,347 Medicare Part D claims for 622 patients. 87% of them were for generic drugs. CMS names the drug for 4,662 of them, across 94 drugs with 11 or more claims each, at $333,200 in total drug cost.

Part D claims, 20245,347
Drugs named by CMS94
Total drug cost$333,200
Part D patients622

Sherilyn Toppenberg's Part D claims by kind of drug, 2024

  • Generic4,671 claims87%
  • Brand-name647 claims12%
  • Other29 claims1%

Sherilyn Toppenberg'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.

Drug classes CMS tracks in Sherilyn Toppenberg's Part D claims, 2024

  • Opioids4%189 of 5,347 claims
  • Antibiotics2%94 of 5,347 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

See all prescribing by Sherilyn Toppenberg

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

Sherilyn R. Toppenberg scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Sherilyn Toppenberg for performance year 2024, reported as part of a group. Sherilyn Toppenberg accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Sherilyn Toppenberg as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Sherilyn Toppenberg's MIPS scores, performance year 2024

  • 89of 100Final score
  • 72.1of 100Quality
  • 80of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 77of 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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Sources for Sherilyn R. Toppenberg'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 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)
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 Sherilyn R. Toppenberg

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Sherilyn R. Toppenberg's NPI number?

Sherilyn R. Toppenberg's NPI number is 1699263814. It was assigned on April 24, 2018, and it is active in the NPI Registry.

What does Sherilyn R. Toppenberg specialize in?

Sherilyn R. Toppenberg is a nurse practitioner in San Bernardino, California. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).

Where does Sherilyn R. Toppenberg practice?

Sherilyn Toppenberg practices at 245 E Redlands Blvd, San Bernardino, CA 92408. Sherilyn Toppenberg's primary practice is Lluhc in San Bernardino, California. Dmand AI also links Sherilyn Toppenberg to 1 hospital, 2 group practices and clinics and 1 medical group.

What is Sherilyn R. Toppenberg's office phone number?

The practice phone on file for Sherilyn Toppenberg is (909) 558-3111.

What is Sherilyn R. Toppenberg's medical license number?

Sherilyn Toppenberg holds California license 95010193.

Which hospitals is Sherilyn R. Toppenberg affiliated with?

Sherilyn Toppenberg is affiliated with Loma Linda University Medical Center. Dmand AI links Sherilyn Toppenberg to 1 more hospital.

What medical group is Sherilyn R. Toppenberg part of?

Sherilyn Toppenberg is linked to Loma Linda University Faculty Medical Group (LLUFMG). Dmand AI links Sherilyn Toppenberg to 1 more medical group.

Does Sherilyn R. Toppenberg accept Medicare?

Yes. CMS data shows Sherilyn Toppenberg billed Medicare for 838 services in 2024, and Sherilyn Toppenberg accepts Medicare assignment.

Does Sherilyn R. Toppenberg offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Sherilyn Toppenberg as offering telehealth services.

What is Sherilyn R. Toppenberg's MIPS score?

Sherilyn Toppenberg's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

Show 4 more questionsShow fewer questions

How many Medicare patients does Sherilyn R. Toppenberg see?

CMS counts 303 Medicare patients who saw Sherilyn Toppenberg in 2024, with an average age of 75.

What services does Sherilyn R. Toppenberg bill to Medicare?

In 2024, Sherilyn Toppenberg's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and medicare service (G0439).

What drugs does Sherilyn R. Toppenberg prescribe most?

In 2024 Medicare Part D data, Sherilyn Toppenberg's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Losartan Potassium.

How long has Sherilyn R. Toppenberg been practicing?

Sherilyn Toppenberg graduated from medical school in 2018, 8 years ago.

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