Gary Yen, M.D
NPI 1356383566 · Pain Medicine (Physical Medicine & Rehabilitation) Physician · Marlboro, NJ
Enrolled with Medicare as Practitioner - Physical Medicine and Rehabilitation · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gary Yen, M.D is a Pain Medicine (Physical Medicine & Rehabilitation) Physician provider in Marlboro, NJ (NPI 1356383566).
Provider details
- NPI number
- 1356383566
- Entity type
- Individual
- Primary specialty
- Pain Medicine (Physical Medicine & Rehabilitation) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA08049100 (NJ)
Specialties & taxonomies
- Pain Medicine (Physical Medicine & Rehabilitation) PhysicianPrimary2081P2900XLicense 25MA08049100 (NJ)
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
6,404 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) |
|---|---|---|
| Principal Care Management Services for a Single High-Risk Disease, Each Additional 30 Minutes Provided Personally By Qualified Health Care Professional, Per Calendar Month99425 | 1,556 | $63 |
| Principal Care Management Services for a Single High-Risk Disease, First 30 Minutes Provided Personally By Qualified Health Care Professional, Per Calendar Month.99424 | 876 | $86 |
| Acupuncture With Electrical Stimulation, Each Additional 15 Minutes97814 | 424 | $39 |
| Acupuncture, Each Additional 15 Minutes97811 | 421 | $30 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 401 | $135 |
| Remote Therapeutic Monitoring Treatment Management Services By Physician Or Other Qualified Health Care Professional, First 20 Minutes Per Calendar Month |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tramadol Hcl | 41 | 13 |
| Gabapentin | 35 | — |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 28 | — |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 28 | — |
| Oxycodone Hcl | 27 | — |
| Pregabalin | 18 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-12
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gary Yen's NPI number?
- Gary Yen's National Provider Identifier (NPI) is 1356383566, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Yen's specialty?
- Gary Yen is listed in the NPPES registry with a primary specialty of Pain Medicine (Physical Medicine & Rehabilitation) Physician (Allopathic & Osteopathic Physicians).
- Where is Gary Yen located?
- Gary Yen's practice location on file with NPPES is 17 N Main St, Marlboro, NJ 07746-1439.
- What is Gary Yen's phone number?
- The practice phone number listed in the NPPES registry for Gary Yen is (732) 431-2155.
- Does Gary Yen accept Medicare?
- Gary Yen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gary Yen's NPI active?
- Yes — Gary Yen's NPI (1356383566) 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.