NPPES file of Aug 9, 2026

Vasana Krasaesin, ACNP

Acute Care Clinical Nurse Specialist · Lancaster, CA

Vasana Krasaesin, ACNP is an acute care clinical nurse specialist with a practice address in Lancaster, California, and NPI 1255518338, issued on Jan 30, 2008. Check the license (California 344883, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1255518338
Name
Vasana Krasaesin
Credential
ACNP
Primary taxonomy
Acute Care Clinical Nurse Specialist 364SA2100X
License number
344883 CA
Self-reported in NPPES; status is on the state search
Practice location
43839 15TH St W, Lancaster, CA 93534
Phone
(661) 945-5984
Enumerated
Jan 30, 2008
Record last updated
Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(661) 723-6446
Medicare enrollment
Enrolled (PECOS I20091019000643); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 43839 15TH St W

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Dennis Anderson, LCSWClinical Social Worker1992336044
  2. Manuel Arroyo, M.D.Family Medicine Physician1508860412
  3. Edgardo Barcelona, M.D.Surgery Physician1013028315
  4. Nathaniel Bautista, M.D.Occupational Medicine Physician1538270822
  5. Darbi CameronPharmacist1477854917
  6. Thomas Carlton, M.D.Psychiatry Physician1912079518

Verify Vasana Krasaesin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 344883
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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66% fewer Medicare Part D claims than the average acute care clinical nurse specialist in 2024

207 Medicare Part D claims for 138 beneficiaries, against an average of 604 among the 112 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.

  1. Vasana Krasaesin207
  2. Specialty average604

Most prescribed

  1. Methylprednisolone31 claims
  2. Cefdinir26 claims
  3. Doxycycline Hyclate21 claims
  4. Albuterol Sulfate Hfa16 claims
  5. Azithromycin16 claims
  6. Amoxicillin-Clavulanate Potass13 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 84 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score74.5
  2. Costout of 100 · 30%68.5
  3. Promoting interoperabilityout of 100 · 25%91.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. High Desert Medical CorporationLancaster, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Vasana Krasaesin among 38 acute care clinical nurse specialist records in California

Vasana Krasaesin, ACNP is one of 38 acute care clinical nurse specialist records with a practice address in California. 21% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 18% of them.

  • NPI issued2008 · 18% of these records are older, 76% newer
  • In a Medicare fileYes · 21% of these records are
  • In the CMS Doctors and Clinicians fileYes · 5% of these records are
  • Record last updated2018 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 364SA2100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Acute Care Clinical Nurse Specialist providers in California

There are 38 acute care clinical nurse specialist records in California.

The 8 acute care clinical nurse specialist records with the nearest ZIP codes

  1. Kathryn Higginbotham, R.N., C.N.S.Fresno, CA 937201376606236
  2. Floyd Hammon, REGISTERED NURSEFresno, CA 937301679013197
  3. Kathryn Jaramillo, MSN RN CNS-BC AACCMountain View, CA 940401528876612
  4. Colette Jappy, ACCNS-AGSan Francisco, CA 941091265973184
  5. Ann Mitchell Ellsworth, CNSPalo Alto, CA 943041770284879
  6. Jan Shriner, R.N., CNSPalo Alto, CA 943041871538934
  7. Mary Umstattd, CNSPalo Alto, CA 943041407307689
  8. Bradley Fahs, RN, MS, CNSPalo Alto, CA 943051699276220

Common questions

What is Vasana Krasaesin, ACNP's NPI number?

Vasana Krasaesin, ACNP's National Provider Identifier (NPI) is 1255518338, issued on Jan 30, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Vasana Krasaesin, ACNP located?

The NPPES record lists a practice address at 43839 15TH St W, Lancaster, CA, 93534. Phone: (661) 945-5984. Providers update this record themselves, so call before visiting.

How can I verify Vasana Krasaesin, ACNP's license?

NPPES lists California license number 344883, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Vasana Krasaesin, ACNP prescribe under Medicare Part D?

In 2024, Vasana Krasaesin, ACNP had 207 Medicare Part D claims for 138 beneficiaries; the average among acute care clinical nurse specialist prescribers was 604. Part D covers Medicare prescriptions only.

What is Vasana Krasaesin, ACNP's MIPS final score?

The 2023 MIPS final score is 84 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.