Sandra Lucile Kemptner, PA-C

  • Walnut Creek, CA
  • Physician assistant
NPI1265710396PAC ID9537331335
Medicare services, 2024
2,479
Medicare patients, 2024
388
Part D claims, 2024
610
MIPS score, 2024
99
Industry payments
$5,964
Practice address
370 N Wiget Ln, Ste 250, Walnut Creek, CA 94598
Practice phone
Call (925) 278-7592
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Golden State Dermatopathology

Clinical Lab - Full Service · Walnut Creek, California

See all 4 affiliations

Find Sandra Kemptner'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.

View contacts for free

Sandra Lucile Kemptner is a physician assistant in Walnut Creek, California

Sandra Kemptner practices at Golden State Dermatopathology in Walnut Creek, California.

Sandra Kemptner's NPI, 1265710396, was assigned on July 22, 2011. Sandra Kemptner holds California license PA21660.

NPI and contact details
Medicare PAC ID
9537331335
NPI enumeration date
July 22, 2011
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(925) 278-7592
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
41
Medical school graduation
2011

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

Sandra Lucile Kemptner practices at Golden State Dermatopathology in Walnut Creek, California

Sandra Kemptner's primary practice is Golden State Dermatopathology, at 370 N Wiget Ln, Ste 250, Walnut Creek, CA 94598. The practice phone is (925) 278-7592.

  • Golden State Dermatopathology
    370 N Wiget Ln, Ste 250, Walnut Creek, CA 94598Phone(925) 278-7592

Source: Dmand AI Affiliation Data

Sandra Lucile Kemptner is affiliated with 2 sites of care and 2 medical groups

Sandra Kemptner's primary practice is Golden State Dermatopathology in Walnut Creek, California. The medical group on file is Golden State Dermatology. Dmand AI also links Sandra Kemptner to 1 more group practice or clinic and 1 medical group, each named with a free account. Sandra Kemptner's employer is on file too: a clinical lab.

See all 4 affiliations for Sandra Kemptner

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

Dmand AI tracks the EHR system at Sandra Lucile Kemptner's practice

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

EHR by site
SiteEHR vendor and product
Golden State DermatopathologyAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every site where Sandra Kemptner practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.

Sandra Lucile Kemptner is one of 2,381 physician assistants in California

Medical is Sandra Kemptner's primary specialty in the NPI Registry, under taxonomy code 363AM0700X. Sandra Kemptner is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Sandra Kemptner is licensed in California.

Specialties and state licenses

  • Medical physician assistant, CaliforniaPrimaryLicense PA21660 · taxonomy 363AM0700X

Clinical focus

Dmand AI lists acne, acute skin infection, benign or precancerous skin growths, cold sores or genital herpes, contact dermatitis, joint cyst, minor injury to a limb and psoriasis among the conditions Sandra Kemptner treats.

Physician assistants near Sandra Kemptner

Counts of physician assistants 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

Sandra Lucile Kemptner billed Medicare for 2,479 services in 2024

CMS data shows 2,479 Medicare services from Sandra Kemptner across 13 procedure codes in 2024, for 388 Medicare patients. Medicare paid $99,062 for them. Every service was in an office.

Medicare services, 20242,479
Medicare patients388
Paid by Medicare$99,062
Procedure codes13

Sandra Kemptner's Medicare services by type, 2024

  1. Surgery1,790
  2. Office and hospital visits637
  3. Drugs given in the office27
  4. Tests and treatments25

Sandra Kemptner compared with the California median for physician assistants, 2024

  • Sandra Kemptner
  • California median
Medicare services
2,479vs 2788.9 times
Medicare patients
388vs 1163.3 times
Part D claims
494vs 44012% above

Medians across 1,473 physician assistants in California with Dmand AI profiles that report each measure.

Sandra Kemptner'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 Sandra Kemptner

Need commercial claims for Sandra Kemptner?

Medicare shows one payer. Book a meeting to get commercial claims data for Sandra Kemptner and other physician assistants in California.

Book a meeting

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

Sandra Lucile Kemptner treated 388 Medicare patients in 2024, average age 76

CMS counts 388 Medicare patients who saw Sandra Kemptner in 2024. The largest group is 65 to 74, with 190 patients. 75% of them have high cholesterol, and 65% have high blood pressure. Their average risk score is 0.87, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Sandra Kemptner's median patient age at 68, with 69% women.

Medicare patients, 2024388
Average age76
Average risk score0.87

Sandra Kemptner's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Sandra Kemptner's Medicare patients by sex, 2024

  • Women27070%
  • Men11830%

Chronic conditions among Sandra Kemptner's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure65%
  3. Arthritis44%
  4. Osteoporosis19%
  5. Anxiety18%
  6. Chronic kidney disease17%
  7. Ischemic heart disease17%
  8. Atrial fibrillation16%

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

Sandra Kemptner's patients across all payers

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

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women69%
  • Men30%

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

Sandra Lucile Kemptner wrote 610 Medicare Part D claims in 2024

In 2024, Sandra Kemptner wrote 610 Medicare Part D claims for 212 patients. 90% of them were for generic drugs. CMS names the drug for 494 of them, across 13 drugs with 11 or more claims each, at $123,078 in total drug cost.

Part D claims, 2024610
Drugs named by CMS13
Total drug cost$123,078
Part D patients212

Sandra Kemptner's Part D claims by kind of drug, 2024

  • Generic552 claims90%
  • Brand-name58 claims10%

Sandra Kemptner'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 Sandra Kemptner's Part D claims, 2024

  • Antibiotics7%40 of 610 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 Sandra Kemptner

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

Sandra Lucile Kemptner scored 99 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 99 out of 100 for Sandra Kemptner for performance year 2024, reported as part of a group. Sandra Kemptner accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Sandra Kemptner's MIPS scores, performance year 2024

  • 99of 100Final score
  • 99of 100Promoting Interoperability
  • 40of 100Improvement Activities

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

Find physician assistants like Sandra Kemptner by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Sandra Lucile Kemptner received $5,964 in industry payments from 2024 to 2025

CMS Open Payments shows 254 general payments to Sandra Kemptner from 24 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 95% of the total. Janssen Pharmaceuticals, Inc paid the most, $1,266.

General payments to Sandra Kemptner by program year, 2024 to 2025

General payments to Sandra Kemptner by kind, 2024 to 2025

$6Kin total
  • Food and beverage$5,68495%
  • Education$2805%

Companies that paid Sandra Kemptner the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to Sandra Kemptner

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

Sandra Lucile Kemptner is board certified in certified physician assistant

  1. Board certified in certified physician assistantNational Commission on Certification of Physician Assistants (NCCPA)

Source: Dmand AI Professional Profile Data

Sources for Sandra Lucile Kemptner'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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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 Sandra Lucile Kemptner

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

What is Sandra Lucile Kemptner's NPI number?

Sandra Lucile Kemptner's NPI number is 1265710396. It was assigned on July 22, 2011, and it is active in the NPI Registry.

What does Sandra Lucile Kemptner specialize in?

Sandra Lucile Kemptner is a physician assistant in Walnut Creek, California. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).

Where does Sandra Lucile Kemptner practice?

Sandra Kemptner practices at 370 N Wiget Ln, Ste 250, Walnut Creek, CA 94598. Sandra Kemptner's primary practice is Golden State Dermatopathology in Walnut Creek, California. Dmand AI also links Sandra Kemptner to 1 group practice or clinic and 1 medical group.

What is Sandra Lucile Kemptner's office phone number?

The practice phone on file for Sandra Kemptner is (925) 278-7592.

What is Sandra Lucile Kemptner's medical license number?

Sandra Kemptner holds California license PA21660.

What medical group is Sandra Lucile Kemptner part of?

Sandra Kemptner is linked to Golden State Dermatology. Dmand AI links Sandra Kemptner to 1 more medical group.

Does Sandra Lucile Kemptner accept Medicare?

Yes. CMS data shows Sandra Kemptner billed Medicare for 2,479 services in 2024, and Sandra Kemptner accepts Medicare assignment.

What is Sandra Lucile Kemptner's MIPS score?

Sandra Kemptner's MIPS final score for performance year 2024 is 99 out of 100, reported as part of a group.

How many Medicare patients does Sandra Lucile Kemptner see?

CMS counts 388 Medicare patients who saw Sandra Kemptner in 2024, with an average age of 76.

Is Sandra Lucile Kemptner board certified?

Yes. Sandra Kemptner is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).

Show 4 more questionsShow fewer questions

What services does Sandra Lucile Kemptner bill to Medicare?

In 2024, Sandra Kemptner's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and surgery: skin and soft tissue (17000).

What drugs does Sandra Lucile Kemptner prescribe most?

In 2024 Medicare Part D data, Sandra Kemptner's most prescribed drugs by claims were Clobetasol Propionate, Ketoconazole and Minoxidil.

Has Sandra Lucile Kemptner received payments from drug or device companies?

CMS Open Payments shows $5,964 in general payments to Sandra Kemptner from 24 companies from 2024 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.

How long has Sandra Lucile Kemptner been practicing?

Sandra Kemptner graduated from medical school in 2011, 15 years ago.

Selling to medical practices?

See physician assistants in California by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)