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DR. ALYSSA MISSANT MD
NPI 1952862997
Psychiatry & Neurology - Psychiatry in Austin, TX

Active since March 30, 2019PECOS Enrolled
3809 VALLEY VIEW RD BLDG 14, AUSTIN, TX 78704(516) 641-8717 Get Directions Write a Review

NPPES record last updated: May 30, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: May 30, 2025, Oct 9, 2024, Jan 5, 2023 and 2 more (5 updates tracked since 2019).

About Dr. Alyssa Missant Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ALYSSA MISSANT MD (NPI 1952862997) is an individual psychiatry provider in Austin, Texas, licensed in Massachusetts (295390) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1952862997
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameDR. ALYSSA MISSANTCredential: MD
Location Address3809 VALLEY VIEW RD BLDG 14Austin, TX 78704-8185
Mailing Address1 Boston Pl Ste 2600Boston, MA 02108-4420 · (617) 396-4060
Phone(516) 641-8717
Sole ProprietorNo
Enumeration DateMarch 30, 2019
Last NPPES UpdateMay 30, 20255 updates tracked since enumeration
NPPES CertifiedMay 30, 2025
✔ NPI 1952862997 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in MA · 295390✔ Licensed in NH · 25634
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
3809 VALLEY VIEW RD BLDG 14, Austin, TX 78704
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Harvard Pilgrim Health Care.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Alyssa Missant Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Alyssa Missant reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Dartmouth-Hitchcock Clinic
1,657 mi
Rehabilitation, Substance Use Disorder
24 RAILROAD ST
Keene, NH 03431
  • Reassigned Medicare billing, New Hampshire enrollment
  • 2,999 clinicians in this Medicare group
NPI 1174176861 (603) 354-5400
Mary Hitchcock Memorial Hospital
1,678 mi
General Acute Care Hospital
ONE MEDICAL CENTER DR
Lebanon, NH 03756
  • Reassigned Medicare billing, New Hampshire enrollment
  • 2,620 clinicians in this Medicare group
NPI 1023092053 (603) 650-5000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
36 services29 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
28 services23 patients
Psychiatric diagnostic evaluation with medical services 90792
A psychiatric diagnostic evaluation with medical services is a comprehensive assessment. It includes a detailed examination of your mental health and physical wellbeing, as well as your personal and family history. This evaluation aids in creating an effective treatment plan.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78704 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$174.00 typical visit price
range $57.88 – $174.00
Typical copayment $43.50 (range $14.47 – $43.50)
Most-billed visit code 99205
Established Patient
$71.95 typical visit price
range $18.88 – $142.23
Typical copayment $17.98 (range $4.72 – $35.55)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Alyssa Missant's NPI number?

The NPI number for Alyssa Missant is 1952862997. It was assigned to this individual provider in the NPPES registry on March 30, 2019.

Where is Alyssa Missant located?

Alyssa Missant practices at 3809 Valley View Rd Bldg 14, Austin, TX 78704. The listed phone number is (516) 641-8717.

What is Alyssa Missant's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Alyssa Missant enrolled in Medicare?

Yes. Alyssa Missant is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Alyssa Missant's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alyssa Missant reassigns Medicare benefits to 2 organizations: Dartmouth-Hitchcock Clinic (Keene, NH) and Mary Hitchcock Memorial Hospital (Lebanon, NH). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Alyssa Missant's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alyssa Missant accept?

Health plans from Harvard Pilgrim Health Care list Alyssa Missant as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Alyssa Missant was last updated on May 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.