Zachary Nayak
NPI 1861782187 · Internal Medicine Physician · Lutherville, MD
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zachary Nayak is a Internal Medicine Physician provider in Lutherville, MD (NPI 1861782187).
Provider details
- NPI number
- 1861782187
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- D0079487 (MD)
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 tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,036 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 264 | $108 |
| 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 | 203 | $17 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 122 | $9 |
| Telephone Medical Discussion With Physician, 5-10 Minutes99441 | 111 | $67 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 86 | $142 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent Visit |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 69 | 29 |
| Atorvastatin Calcium | 38 | 14 |
| Escitalopram Oxalate | 35 | 13 |
| Levothyroxine Sodium | 28 | 11 |
| Rosuvastatin Calcium | 27 | 11 |
| Losartan Potassium | 27 | 12 |
| Furosemide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-04-08
- Last updated
- 2023-05-19
- Certified
- 2023-05-19
Frequently asked questions
- What is Zachary Nayak's NPI number?
- Zachary Nayak's National Provider Identifier (NPI) is 1861782187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zachary Nayak's specialty?
- Zachary Nayak is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Zachary Nayak located?
- Zachary Nayak's practice location on file with NPPES is 2360 W Joppa Rd Ste 210, Lutherville, MD 21093-4664.
- What is Zachary Nayak's phone number?
- The practice phone number listed in the NPPES registry for Zachary Nayak is (410) 583-2890.
- Does Zachary Nayak accept Medicare?
- Zachary Nayak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zachary Nayak's NPI active?
- Yes — Zachary Nayak's NPI (1861782187) is active in the NPPES registry as of the last update on 2023-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.