Gregory Costello, MD
NPI 1154411254 · Family Medicine Physician · Wyckoff, NJ
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Costello, MD is a Family Medicine Physician provider in Wyckoff, NJ (NPI 1154411254).
Provider details
- NPI number
- 1154411254
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 25MA06626300 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 71 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 194 | 16 |
| Phenobarbital | 168 | — |
| Alendronate Sodium | 102 | — |
| Lactulosebrand: Enulose | 100 | — |
| Quetiapine Fumarate | 77 | — |
| Divalproex Sodium | 72 | — |
| Clonazepam | 68 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-13
- Last updated
- 2007-12-20
Frequently asked questions
- What is Gregory Costello's NPI number?
- Gregory Costello's National Provider Identifier (NPI) is 1154411254, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Costello's specialty?
- Gregory Costello is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Costello located?
- Gregory Costello's practice location on file with NPPES is 700 Mountain Ave, Wyckoff, NJ 07481-1047.
- What is Gregory Costello's phone number?
- The practice phone number listed in the NPPES registry for Gregory Costello is (201) 848-8005.
- Does Gregory Costello accept Medicare?
- Gregory Costello is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Costello's NPI active?
- Yes — Gregory Costello's NPI (1154411254) is active in the NPPES registry as of the last update on 2007-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.