Spyros Mezitis, MD, PHD
NPI 1013078732 · Endocrinology, Diabetes & Metabolism Physician · New York, NY
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Spyros Mezitis, MD, PHD is a Endocrinology, Diabetes & Metabolism Physician provider in New York, NY (NPI 1013078732).
Provider details
- NPI number
- 1013078732
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 203327 (NY)
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
3,724 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 | 3,213 | $185 |
| Blood Glucose (sugar) Level82947 | 222 | $4 |
| Hemoglobin A1c Level83036 | 222 | $10 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 67 | $9 |
Typical Medicare-allowed amounts for these services range $4–$185 (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 · 49 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodiumbrand: Synthroid | 290 | 67 |
| Atorvastatin Calcium | 98 | 31 |
| Metformin Hcl | 93 | 28 |
| Metformin Hclbrand: Metformin Hcl Er | 84 | 26 |
| Losartan Potassium | 62 | 21 |
| Glimepiride | 56 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,099 across 41 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
- 2006-12-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is Spyros Mezitis's NPI number?
- Spyros Mezitis's National Provider Identifier (NPI) is 1013078732, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Spyros Mezitis's specialty?
- Spyros Mezitis is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Spyros Mezitis located?
- Spyros Mezitis's practice location on file with NPPES is 220 E 69th St, New York, NY 10021-5737.
- What is Spyros Mezitis's phone number?
- The practice phone number listed in the NPPES registry for Spyros Mezitis is (212) 288-6661.
- Does Spyros Mezitis accept Medicare?
- Spyros Mezitis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Spyros Mezitis's NPI active?
- Yes — Spyros Mezitis's NPI (1013078732) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.