Demosthenes Papamatheakis, MD
NPI 1326168600 · Pulmonary Disease Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Demosthenes Papamatheakis, MD is a Pulmonary Disease Physician provider in San Diego, CA (NPI 1326168600).
Provider details
- NPI number
- 1326168600
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A101188 (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
165 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 35 Minutes99232 | 36 | $80 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 32 | $121 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 30 | $97 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 22 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 17 | $137 |
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 |
|---|---|---|
| Macitentanbrand: Opsumit | 131 | 15 |
| Selexipagbrand: Uptravi | 97 | — |
| Riociguatbrand: Adempas | 87 | — |
| Ambrisentan | 35 | — |
| Sildenafil Citrate | 30 | — |
| Tadalafilbrand: Adcirca | 26 | — |
| Treprostinil Diolaminebrand: Orenitram Er | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$542 across 10 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
- 2007-03-30
- Last updated
- 2020-09-17
- Certified
- 2020-09-17
Frequently asked questions
- What is Demosthenes Papamatheakis's NPI number?
- Demosthenes Papamatheakis's National Provider Identifier (NPI) is 1326168600, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Demosthenes Papamatheakis's specialty?
- Demosthenes Papamatheakis is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Demosthenes Papamatheakis located?
- Demosthenes Papamatheakis's practice location on file with NPPES is 200 W Arbor Dr, San Diego, CA 92103-9000.
- What is Demosthenes Papamatheakis's phone number?
- The practice phone number listed in the NPPES registry for Demosthenes Papamatheakis is (619) 543-6303.
- Does Demosthenes Papamatheakis accept Medicare?
- Demosthenes Papamatheakis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Demosthenes Papamatheakis's NPI active?
- Yes — Demosthenes Papamatheakis's NPI (1326168600) is active in the NPPES registry as of the last update on 2020-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.