Terrence Welsh, M.D.
NPI 1821231135 · Anesthesiology Physician · Basking Ridge, NJ
Enrolled with Medicare as Practitioner - Pain Management · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Terrence Welsh, M.D. is a Anesthesiology Physician provider in Basking Ridge, NJ (NPI 1821231135).
Provider details
- NPI number
- 1821231135
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 247701 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
17 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
1,319 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 597 | $136 |
| Injection of Anesthetic And/Or Steroid Drug Into Sacral Spine Nerve Root Using Imaging Guidance, Single Level64483 | 123 | $307 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 117 | $98 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 94 | $176 |
| Injection of Anesthetic And/Or Steroid Drug Into Sacral Spine Nerve Root Using Imaging Guidance, Each Additional Level64484 | 70 | $120 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 352 | 80 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 154 | 28 |
| Tramadol Hcl | 138 | 38 |
| Oxycodone Hcl | 100 | 17 |
| Methylprednisolone | 97 | 87 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 86 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$488 across 9 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
- 2009-04-16
- Last updated
- 2012-06-13
Frequently asked questions
- What is Terrence Welsh's NPI number?
- Terrence Welsh's National Provider Identifier (NPI) is 1821231135, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Terrence Welsh's specialty?
- Terrence Welsh is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Terrence Welsh located?
- Terrence Welsh's practice location on file with NPPES is 175 Morristown Rd, Basking Ridge, NJ 07920-1655.
- What is Terrence Welsh's phone number?
- The practice phone number listed in the NPPES registry for Terrence Welsh is (908) 630-0175.
- Does Terrence Welsh accept Medicare?
- Terrence Welsh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Terrence Welsh's NPI active?
- Yes — Terrence Welsh's NPI (1821231135) is active in the NPPES registry as of the last update on 2012-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.