Thomas Waliser, M.D.
NPI 1639190572 · Obstetrics & Gynecology Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Waliser, M.D. is a Obstetrics & Gynecology Physician provider in Phoenix, AZ (NPI 1639190572).
Provider details
- NPI number
- 1639190572
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 39552 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
8 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
103 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 29 | $120 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 20 | $87 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 17 | $161 |
| Ultrasound Scan of Uterus, Ovaries, Tubes, Cervix and Pelvic Area Through Vagina76830 | 14 | $115 |
| Complete Ultrasound Scan of Pelvis76856 | 12 | $101 |
| Screening Papanicolaou Smear; Obtaining, Preparing and Conveyance of Cervical Or Vaginal Smear to LaboratoryQ0091 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 80 | 34 |
| Progesterone, Micronizedbrand: Progesterone | 62 | 25 |
| Estradiolbrand: Estradiol (twice Weekly) | 39 | 12 |
| Testosterone Cypionate | 16 | — |
| Ibuprofen | 13 | — |
| Ondansetronbrand: Ondansetron Odt | 13 | 13 |
| Alprazolam | 12 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$177 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (7)
- 1919 E Mckellips Rd Ste 106Mesa, AZ 85203-2855Phone: (602) 358-8588Fax: (602) 688-6991
- 1151 N Gilbert RdMesa, AZ 85203-5127Phone: (602) 358-8588Fax: (602) 688-6991
- 10555 N Tatum Blvd Ste A101Paradise Valley, AZ 85253-1096Phone: (602) 358-8588Fax: (602) 688-6991
- 10585 N Tatum Blvd Ste D130Paradise Valley, AZ 85253-1073Phone: (602) 358-8588
- 702 E Bell Rd Ste 119Phoenix, AZ 85022-6639Phone: (602) 358-8588Fax: (602) 688-6991
- 2222 E Highland Ave Ste 205Phoenix, AZ 85016-4876Phone: (602) 358-8588Fax: (602) 688-6991
- 3105 Clearwater DrPrescott, AZ 86305-7166Phone: (602) 358-8588Fax: (602) 688-6991
Registry dates
- Enumerated
- 2006-07-23
- Last updated
- 2023-12-18
- Certified
- 2023-12-18
Frequently asked questions
- What is Thomas Waliser's NPI number?
- Thomas Waliser's National Provider Identifier (NPI) is 1639190572, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Waliser's specialty?
- Thomas Waliser is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Waliser located?
- Thomas Waliser's practice location on file with NPPES is 1008 E Mcdowell Rd Ste a, Phoenix, AZ 85006-2603.
- What is Thomas Waliser's phone number?
- The practice phone number listed in the NPPES registry for Thomas Waliser is (602) 358-8588.
- Does Thomas Waliser accept Medicare?
- Thomas Waliser is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Waliser's NPI active?
- Yes — Thomas Waliser's NPI (1639190572) is active in the NPPES registry as of the last update on 2023-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.