Carlos Nieto Fonseca, MD
NPI 1932367646 · Internal Medicine Physician · Pittsburgh, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carlos Nieto Fonseca, MD is a Internal Medicine Physician provider in Pittsburgh, PA (NPI 1932367646).
Provider details
- NPI number
- 1932367646
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MT191305 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 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
855 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 367 | $113 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 177 | $109 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 157 | $166 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 154 | $76 |
Typical Medicare-allowed amounts for these services range $76–$166 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tramadol Hcl | 23 | 23 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 22 | 21 |
| Atorvastatin Calcium | 20 | 16 |
| Apixabanbrand: Eliquis | 19 | 12 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 17 | 17 |
| Ciprofloxacin Hcl | 16 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$50 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
- 2008-05-29
- Last updated
- 2010-08-26
Frequently asked questions
- What is Carlos Nieto Fonseca's NPI number?
- Carlos Nieto Fonseca's National Provider Identifier (NPI) is 1932367646, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carlos Nieto Fonseca's specialty?
- Carlos Nieto Fonseca is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Carlos Nieto Fonseca located?
- Carlos Nieto Fonseca's practice location on file with NPPES is 200 Lothrop St, Pittsburgh, PA 15213-2536.
- What is Carlos Nieto Fonseca's phone number?
- The practice phone number listed in the NPPES registry for Carlos Nieto Fonseca is (570) 259-7944.
- Does Carlos Nieto Fonseca accept Medicare?
- Carlos Nieto Fonseca is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carlos Nieto Fonseca's NPI active?
- Yes — Carlos Nieto Fonseca's NPI (1932367646) is active in the NPPES registry as of the last update on 2010-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.