Jan Kraemer, M.D.
NPI 1851336440 · Pain Medicine (Anesthesiology) Physician · San Juan, PR
Enrolled with Medicare as Practitioner - Interventional Pain Management · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jan Kraemer, M.D. is a Pain Medicine (Anesthesiology) Physician provider in San Juan, PR (NPI 1851336440).
Provider details
- NPI number
- 1851336440
- Entity type
- Individual
- Primary specialty
- Pain Medicine (Anesthesiology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 227383 (MA)
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 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
733 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) |
|---|---|---|
| Injection of Anesthetic And/Or Steroid Drug Into Sacral Spine Nerve Root Using Imaging Guidance, Single Level64483 | 227 | $222 |
| Injection of Anesthetic And/Or Steroid Drug Into Sacral Spine Nerve Root Using Imaging Guidance, Each Additional Level64484 | 227 | $110 |
| Destruction of Lower Or Sacral Spinal Facet Joint Nerves Using Imaging Guidance, Single Facet Joint64635 | 76 | $327 |
| Destruction of Lower Or Sacral Spinal Facet Joint Nerves Using Imaging Guidance, Each Additional Facet Joint64636 | 76 | $137 |
| Injection of Substance Into Middle Or Upper Spine Canal Using Imaging Guidance62321 | 40 | $222 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 1,440 | 217 |
| Tramadol Hcl | 925 | 250 |
| Baclofen | 767 | 448 |
| Methylprednisolone | 512 | 490 |
| Gabapentin | 432 | 131 |
| Meloxicam | 349 | 217 |
| Tizanidine Hcl | 335 | 147 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-18
- Last updated
- 2010-09-30
Frequently asked questions
- What is Jan Kraemer's NPI number?
- Jan Kraemer's National Provider Identifier (NPI) is 1851336440, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jan Kraemer's specialty?
- Jan Kraemer is listed in the NPPES registry with a primary specialty of Pain Medicine (Anesthesiology) Physician (Allopathic & Osteopathic Physicians).
- Where is Jan Kraemer located?
- Jan Kraemer's practice location on file with NPPES is 311 Ave Domenech, San Juan, PR 00918-3511.
- What is Jan Kraemer's phone number?
- The practice phone number listed in the NPPES registry for Jan Kraemer is (787) 675-0050.
- Does Jan Kraemer accept Medicare?
- Jan Kraemer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jan Kraemer's NPI active?
- Yes — Jan Kraemer's NPI (1851336440) is active in the NPPES registry as of the last update on 2010-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.