Joseph Masdeu, M.D., PH.D.
NPI 1376853770 · Neurology Physician · Bethesda, MD
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Masdeu, M.D., PH.D. is a Neurology Physician provider in Bethesda, MD (NPI 1376853770).
Provider details
- NPI number
- 1376853770
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- Q4804 (TX)
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
15 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
331 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 236 | $181 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 35 | $223 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 35 | $91 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 25 | $129 |
Typical Medicare-allowed amounts for these services range $91–$223 (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 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Donepezil Hcl | 388 | 114 |
| Memantine Hcl | 145 | 41 |
| Quetiapine Fumarate | 84 | 24 |
| Divalproex Sodium | 46 | 20 |
| Trazodone Hcl | 45 | 15 |
| Escitalopram Oxalate | 41 | — |
| Rivastigmine | 38 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$13,093 across 25 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 (1)
- 6560 Fannin St Ste 802Houston, TX 77030-2726Phone: (137) 441-1150
Registry dates
- Enumerated
- 2010-10-19
- Last updated
- 2020-07-14
- Certified
- 2020-07-14
Frequently asked questions
- What is Joseph Masdeu's NPI number?
- Joseph Masdeu's National Provider Identifier (NPI) is 1376853770, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Masdeu's specialty?
- Joseph Masdeu is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Masdeu located?
- Joseph Masdeu's practice location on file with NPPES is National Institutes of Health, Bethesda, MD 20892-0001.
- What is Joseph Masdeu's phone number?
- The practice phone number listed in the NPPES registry for Joseph Masdeu is (301) 443-2096.
- Does Joseph Masdeu accept Medicare?
- Joseph Masdeu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Masdeu's NPI active?
- Yes — Joseph Masdeu's NPI (1376853770) is active in the NPPES registry as of the last update on 2020-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.