Carissa Monterroso, M.D.
NPI 1639598154 · Internal Medicine Physician · Farmington, CT
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carissa Monterroso, M.D. is a Internal Medicine Physician provider in Farmington, CT (NPI 1639598154).
Provider details
- NPI number
- 1639598154
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 63742 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 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
470 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 129 | $217 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 127 | $139 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 46 | $81 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 32 | $197 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 27 | $9 |
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration94060 | 25 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 457 | 167 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 273 | 87 |
| Montelukast Sodium | 250 | 118 |
| Prednisone | 205 | 113 |
| Umeclidinium Brm/Vilanterol Trbrand: Anoro Ellipta | 172 | 39 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 144 | 48 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$41 across 2 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
- 2014-04-11
- Last updated
- 2020-08-04
- Certified
- 2020-08-04
Frequently asked questions
- What is Carissa Monterroso's NPI number?
- Carissa Monterroso's National Provider Identifier (NPI) is 1639598154, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carissa Monterroso's specialty?
- Carissa Monterroso is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Carissa Monterroso located?
- Carissa Monterroso's practice location on file with NPPES is 263 Farmington Ave, Farmington, CT 06032-1956.
- What is Carissa Monterroso's phone number?
- The practice phone number listed in the NPPES registry for Carissa Monterroso is (866) 679-4477.
- Does Carissa Monterroso accept Medicare?
- Carissa Monterroso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carissa Monterroso's NPI active?
- Yes — Carissa Monterroso's NPI (1639598154) is active in the NPPES registry as of the last update on 2020-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.