Konstantin Peysin, D.O.
NPI 1649513144 · Gastroenterology Physician · Brooklyn, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Konstantin Peysin, D.O. is a Gastroenterology Physician provider in Brooklyn, NY (NPI 1649513144).
Provider details
- NPI number
- 1649513144
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 284024 (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
13 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
987 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 321 | $103 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 190 | $64 |
| Infusion Into a Vein for Hydration, 31-60 Minutes96360 | 126 | $38 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 77 | $189 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 69 | $364 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Linaclotidebrand: Linzess | 852 | 136 |
| Lipase/Protease/Amylasebrand: Zenpep | 601 | 80 |
| Dexlansoprazolebrand: Dexilant | 439 | 61 |
| Lipase/Protease/Amylasebrand: Creon | 360 | 56 |
| Omeprazole | 358 | 110 |
| Famotidine | 237 | 46 |
| Mesalamine | 191 | 32 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,457 across 76 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
- 2013-04-03
- Last updated
- 2020-07-03
- Certified
- 2020-07-03
Frequently asked questions
- What is Konstantin Peysin's NPI number?
- Konstantin Peysin's National Provider Identifier (NPI) is 1649513144, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Konstantin Peysin's specialty?
- Konstantin Peysin is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Konstantin Peysin located?
- Konstantin Peysin's practice location on file with NPPES is 1517 Voorhies Ave, 1st Fl, Brooklyn, NY 11235.
- What is Konstantin Peysin's phone number?
- The practice phone number listed in the NPPES registry for Konstantin Peysin is (718) 332-0600.
- Does Konstantin Peysin accept Medicare?
- Konstantin Peysin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Konstantin Peysin's NPI active?
- Yes — Konstantin Peysin's NPI (1649513144) is active in the NPPES registry as of the last update on 2020-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.