Ayan De
NPI 1881139517 · Sleep Medicine (Internal Medicine) Physician · Parkville, MD
Provider details
- NPI number
- 1881139517
- Entity type
- Individual
- Primary specialty
- Sleep Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- D0088416 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
6 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,560 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 Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 781 | $77 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 312 | $77 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 101 | $111 |
| Initial Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 35 Minutes99305 | 100 | $137 |
| Advance Care Planning, First 30 Minutes99497 | 93 | $77 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$138 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
Additional practice locations (5)
- 254 Easton AveSaint Peter'S University HospitalNew Brunswick, NJ 08901-1766Phone: (732) 745-8600Fax: (732) 745-0406
- 9500 Euclid AveCleveland, OH 44195-1766Phone: (216) 444-5539
- 601 Norland Ave Ste 100Chambersburg, PA 17201-4235Phone: (717) 264-1600Fax: (717) 264-6319
- 40 V Twin DrGettysburg, PA 17325-7878Phone: (717) 339-2790Fax: (717) 798-3162
- 2350 Freedom Way Ste 202York, PA 17402-8202Phone: (717) 851-2465Fax: (717) 741-3043
Registry dates
- Enumerated
- 2017-01-04
- Last updated
- 2024-12-10
- Certified
- 2024-12-10
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.