Lilliam Wong-Ryan, M.D.
NPI 1669041570 · Psychiatry Physician · Hackensack, NJ
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lilliam Wong-Ryan, M.D. is a Psychiatry Physician provider in Hackensack, NJ (NPI 1669041570).
Provider details
- NPI number
- 1669041570
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 176641 (NY)
Specialties & taxonomies
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 tenure28% of score
5 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
393 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) |
|---|---|---|
| Psychotherapy With Evaluation and Management Visit, 45 Minutes90836 | 169 | $91 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 142 | $181 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 82 | $130 |
Typical Medicare-allowed amounts for these services range $91–$181 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 143 | 29 |
| Quetiapine Fumarate | 116 | 16 |
| Sertraline Hcl | 110 | 22 |
| Duloxetine Hcl | 97 | — |
| Alprazolam | 79 | 15 |
| Trazodone Hcl | 78 | 15 |
| Divalproex Sodium | 61 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-06-24
- Last updated
- 2023-09-27
- Certified
- 2022-03-14
Frequently asked questions
- What is Lilliam Wong-Ryan's NPI number?
- Lilliam Wong-Ryan's National Provider Identifier (NPI) is 1669041570, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lilliam Wong-Ryan's specialty?
- Lilliam Wong-Ryan is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Lilliam Wong-Ryan located?
- Lilliam Wong-Ryan's practice location on file with NPPES is 3 University Plaza, Hackensack, NJ 07601.
- What is Lilliam Wong-Ryan's phone number?
- The practice phone number listed in the NPPES registry for Lilliam Wong-Ryan is (201) 487-9104.
- Does Lilliam Wong-Ryan accept Medicare?
- Lilliam Wong-Ryan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lilliam Wong-Ryan's NPI active?
- Yes — Lilliam Wong-Ryan's NPI (1669041570) is active in the NPPES registry as of the last update on 2023-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.