Alyssa Messer
Assistant Behavior Analyst · Petaluma, CA
Alyssa Messer is an assistant behavior analyst with a practice address in Petaluma, California, and NPI 1669956967, issued on Sep 21, 2018. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Alyssa Messer
- Primary taxonomy
- Assistant Behavior Analyst 106E00000X
- Practice location
- 1670 Corporate Cir, Petaluma, CA 94954
- Phone
- (707) 843-3745
- Enumerated
- Sep 21, 2018
- Record last updated
- Nov 12, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest assistant behavior analyst records → All 2,656 in California → Look up another NPI →
Also registered at 1670 Corporate Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cayla BauerBehavior Technician1629535398
- Lina Vilimas, MA, BCBABehavior Analyst1245714542
Verify Alyssa Messer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Alyssa Messer among 2,656 assistant behavior analyst records in California
Alyssa Messer is one of 2,656 assistant behavior analyst records with a practice address in California. under 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2018, is newer than 5% of them.
- NPI issued2018 · 5% of these records are older, 86% newer
- In a Medicare fileNo · under 1% of these records are
- In the CMS Doctors and Clinicians fileNo · 0% of these records are
- Record last updated2018 · 28% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 106E00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Assistant Behavior Analyst providers in California
There are 2,656 assistant behavior analyst records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,656 in California → Every provider in Petaluma → Assistant Behavior Analyst nationwide →
The 8 assistant behavior analyst records with the nearest ZIP codes
- Juan CalderonPetaluma, CA 949541780335869
- Heather CapitelliPetaluma, CA 949541881457265
- Christian DauphinPetaluma, CA 949541518774769
- Paloma FloresPetaluma, CA 949541235987280
- Odeya HamiterPetaluma, CA 949541982551016
- Mariah JohnsonPetaluma, CA 949541003646324
- Mirta Munoz GarciaPetaluma, CA 949541861368599
- Maritza ReyesPetaluma, CA 949541326813650
Common questions
What is Alyssa Messer's NPI number?
Alyssa Messer's National Provider Identifier (NPI) is 1669956967, issued on Sep 21, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Alyssa Messer located?
The NPPES record lists a practice address at 1670 Corporate Cir, Petaluma, CA, 94954. Phone: (707) 843-3745. Providers update this record themselves, so call before visiting.
How can I verify Alyssa Messer's license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.