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PAGE SCHAPER MASTOR PHD
NPI 1902958416
Psychologist - Clinical in Taos, NM

Active since January 17, 2007PECOS EnrolledAccepts Medicare Assignment
208 PASEO DEL PUEBLO SUR UNIT 101, TAOS, NM 87571(575) 737-9352(575) 737-5054 Get Directions Write a Review

NPPES record last updated: October 22, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Page Schaper Mastor Phd NPPES

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

PAGE SCHAPER MASTOR PHD (NPI 1902958416) is an individual clinical provider in Taos, New Mexico, licensed in New Mexico (0858) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS and is a graduate of Other (1999).

NPPES Registry Identity

NPI1902958416
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NamePAGE SCHAPER MASTORCredential: PHD
Location Address208 PASEO DEL PUEBLO SUR UNIT 101Taos, NM 87571-5931
Mailing Address165 Maestas RdRanchos De Taos, NM 87557-9754 · (575) 737-9352 · Fax (575) 737-5054
Phone(575) 737-9352
Fax(575) 737-5054
Sole ProprietorYes
Medical School CMSOtherGraduated 1999
Enumeration DateJanuary 17, 2007
Last NPPES UpdateOctober 22, 2025
NPPES CertifiedOctober 22, 2025
✔ NPI 1902958416 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in NM · 0858
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
208 PASEO DEL PUEBLO SUR UNIT 101, Taos, NM 87571
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Other Identifiers 1

Medicaid39907538NM

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Page Schaper Mastor Phd is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2668462532
PECOS Enrollment IDI20040513000585
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 Reassignment

Medicare enrollment records show Page Mastor reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

A Port In A Storm LLC
2.5 mi
Clinical
1337 GUSDORF RD STE H
Taos, NM 87571
  • Reassigned Medicare billing, New Mexico enrollment
NPI 1174909964 (575) 737-9352

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.

Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
413 services22 patients
Psychotherapy, 45 minutes 90834
Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.
50 services16 patients
Psychiatric diagnostic evaluation 90791
A psychiatric diagnostic evaluation is a thorough assessment used to identify any mental health conditions you may have. It involves a detailed discussion about your symptoms, thoughts, feelings and behavior patterns. Your medical history and family's mental health history are also considered.
31 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 87571 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
$166.80 typical visit price
range $54.26 – $166.80
Typical copayment $41.70 (range $13.56 – $41.70)
Most-billed visit code 99205
Established Patient
$96.38 typical visit price
range $17.00 – $135.35
Typical copayment $24.09 (range $4.25 – $33.83)
Most-billed visit code 99214
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 Page Mastor's NPI number?

The NPI number for Page Mastor is 1902958416. It was assigned to this individual provider in the NPPES registry on January 17, 2007.

Where is Page Mastor located?

Page Mastor practices at 208 Paseo Del Pueblo Sur Unit 101, Taos, NM 87571. The listed phone number is (575) 737-9352.

What is Page Mastor's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Page Mastor enrolled in Medicare?

Yes. Page Mastor is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Page Mastor's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Page Mastor reassigns Medicare benefits to A Port In A Storm LLC (Taos, NM). The 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 Page Mastor's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Page Mastor was last updated on October 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.