Teresa Sigala, M.D.
NPI 1487663233 · Internal Medicine Physician · Fresno, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Teresa Sigala, M.D. is a Internal Medicine Physician provider in Fresno, CA (NPI 1487663233).
Provider details
- NPI number
- 1487663233
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- G78051 (CA)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
576 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 | 274 | $124 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 176 | $80 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 38 | $165 |
| Hemoglobin A1c Level83036 | 33 | $10 |
| Administration of Influenza Virus VaccineG0008 | 26 | $33 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 71 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 139 | 54 |
| Levothyroxine Sodium | 104 | 37 |
| Empagliflozinbrand: Jardiance | 99 | 33 |
| Lisinopril | 92 | 29 |
| Losartan Potassium | 91 | 31 |
| Gabapentin | 79 | 21 |
| Amlodipine Besylate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$574 across 29 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
Registry dates
- Enumerated
- 2006-08-07
- Last updated
- 2022-11-01
- Certified
- 2022-11-01
Frequently asked questions
- What is Teresa Sigala's NPI number?
- Teresa Sigala's National Provider Identifier (NPI) is 1487663233, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Teresa Sigala's specialty?
- Teresa Sigala is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Teresa Sigala located?
- Teresa Sigala's practice location on file with NPPES is 2335 E Kashian Ln Ste 280, Fresno, CA 93701-2211.
- What is Teresa Sigala's phone number?
- The practice phone number listed in the NPPES registry for Teresa Sigala is (559) 320-1090.
- Does Teresa Sigala accept Medicare?
- Teresa Sigala is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Teresa Sigala's NPI active?
- Yes — Teresa Sigala's NPI (1487663233) is active in the NPPES registry as of the last update on 2022-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.