Gregory Suelzle, MD
NPI 1326016023 · Interventional Pain Medicine Physician · Upland, CA
Enrolled with Medicare as Practitioner - Interventional Pain Management · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Suelzle, MD is a Interventional Pain Medicine Physician provider in Upland, CA (NPI 1326016023).
Provider details
- NPI number
- 1326016023
- Entity type
- Individual
- Primary specialty
- Interventional Pain Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G77184 (CA)
Specialties & taxonomies
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
989 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 540 | $132 |
| Injection of Anesthetic Agent And/Or Steroid Into Other Nerve Or Branch64450 | 219 | $76 |
| Injection of Trigger Points, 3 Or More Muscles20553 | 177 | $35 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 31 | $226 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 22 | $67 |
Typical Medicare-allowed amounts for these services range $35–$226 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 239 | 31 |
| Oxycodone Hcl | 153 | 19 |
| Gabapentin | 129 | 23 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 95 | 13 |
| Pregabalin | 64 | — |
| Diazepam | 25 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-09
- Last updated
- 2010-09-20
Frequently asked questions
- What is Gregory Suelzle's NPI number?
- Gregory Suelzle's National Provider Identifier (NPI) is 1326016023, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Suelzle's specialty?
- Gregory Suelzle is listed in the NPPES registry with a primary specialty of Interventional Pain Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Suelzle located?
- Gregory Suelzle's practice location on file with NPPES is 1330 San Bernardino Rd, Upland, CA 91786-4928.
- What is Gregory Suelzle's phone number?
- The practice phone number listed in the NPPES registry for Gregory Suelzle is (909) 981-0608.
- Does Gregory Suelzle accept Medicare?
- Gregory Suelzle is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Suelzle's NPI active?
- Yes — Gregory Suelzle's NPI (1326016023) is active in the NPPES registry as of the last update on 2010-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.