Xiaojun Guo, M.D.
NPI 1427269257 · Internal Medicine Physician · Flushing, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Xiaojun Guo, M.D. is a Internal Medicine Physician provider in Flushing, NY (NPI 1427269257).
Provider details
- NPI number
- 1427269257
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- M-13700 (ID)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
679 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 | 246 | $102 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 122 | $70 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 78 | $55 |
| Remote Monitoring of Physiologic Parameters, Initial Supply of Devices With Daily Recordings Or Programmed Alerts Transmission, Each 30 Days99454 | 67 | $56 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 42 | $9 |
| Advance Care Planning, First 30 Minutes99497 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 128 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Icosapent Ethylbrand: Vascepa | 338 | 87 |
| Atorvastatin Calcium | 288 | 110 |
| Amlodipine Besylate | 255 | 86 |
| Metformin Hcl | 250 | 66 |
| Losartan Potassium | 229 | 85 |
| Alendronate Sodium | 220 | 60 |
| Diclofenac Epolamine | 183 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$496 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
Registry dates
- Enumerated
- 2007-05-24
- Last updated
- 2019-11-25
Frequently asked questions
- What is Xiaojun Guo's NPI number?
- Xiaojun Guo's National Provider Identifier (NPI) is 1427269257, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Xiaojun Guo's specialty?
- Xiaojun Guo is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Xiaojun Guo located?
- Xiaojun Guo's practice location on file with NPPES is 13668 Roosevelt Ave Unit 5d, Flushing, NY 11354-5510.
- What is Xiaojun Guo's phone number?
- The practice phone number listed in the NPPES registry for Xiaojun Guo is (718) 285-9688.
- Does Xiaojun Guo accept Medicare?
- Xiaojun Guo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Xiaojun Guo's NPI active?
- Yes — Xiaojun Guo's NPI (1427269257) is active in the NPPES registry as of the last update on 2019-11-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.