Lawrence Lilien, MD
NPI 1851321947 · Neonatal-Perinatal Medicine Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lawrence Lilien, MD is a Neonatal-Perinatal Medicine Physician provider in Phoenix, AZ (NPI 1851321947).
Provider details
- NPI number
- 1851321947
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 29215 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$25 across 1 record (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 (1)
- 500 W Thomas Rd Ste 250Phoenix, AZ 85013-4215Phone: (602) 406-3520Fax: (602) 406-6162
Registry dates
- Enumerated
- 2006-07-04
- Last updated
- 2019-07-24
Frequently asked questions
- What is Lawrence Lilien's NPI number?
- Lawrence Lilien's National Provider Identifier (NPI) is 1851321947, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lawrence Lilien's specialty?
- Lawrence Lilien is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Lawrence Lilien located?
- Lawrence Lilien's practice location on file with NPPES is 300 W Clarendon Ave, Phoenix, AZ 85013-3420.
- What is Lawrence Lilien's phone number?
- The practice phone number listed in the NPPES registry for Lawrence Lilien is (602) 277-4161.
- Does Lawrence Lilien accept Medicare?
- Lawrence Lilien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lawrence Lilien's NPI active?
- Yes — Lawrence Lilien's NPI (1851321947) is active in the NPPES registry as of the last update on 2019-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.