Physician Profile
Christopher Alcala-Marquez, M.D.
Unclaimed ProfileAbout Dr. Alcala-Marquez
Christopher Alcala-Marquez, M.D. is a healthcare provider in San Juan, PR specializing in orthopaedic surgery of the spine. Christopher trained at University of Puerto Rico School of Medicine, graduating in 2008. Christopher is also listed as specializing in orthopaedic surgery. According to Medicare claims data, Christopher cared for 49 Medicare patients across 57 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (787) 766-7070
- Email not available
Practice Locations
1395 CALLE SAN RAFAEL
San Juan, PR 00909
Procedures Most Often Billed to Medicare
57 services · 49 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
29 | Less often than most peers in Orthopaedic Surgery of the Spine |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
28 | Less often than most peers in Orthopaedic Surgery of the Spine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other orthopaedic surgery of the spines in San Juan 5
Same specialty, same city.
Trained at University of Puerto Rico School of Medicine 5
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2008 at University of Puerto Rico School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Christopher Alcala-Marquez specialize in?
Christopher Alcala-Marquez is an orthopaedic surgery of the spine in San Juan, PR. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Christopher Alcala-Marquez located?
Christopher Alcala-Marquez is listed at 1395 Calle San Rafael, San Juan, PR 00909. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Christopher Alcala-Marquez's phone number?
The number on file is (787) 766-7070. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Christopher Alcala-Marquez's NPI number?
Christopher Alcala-Marquez's National Provider Identifier is 1669637542. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Christopher Alcala-Marquez train?
Christopher Alcala-Marquez attended University of Puerto Rico School of Medicine, graduating in 2008. This comes from the CMS National Downloadable File.
CMS public data
How long has Christopher Alcala-Marquez been practicing?
Christopher Alcala-Marquez has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.
CMS public data
What does Christopher Alcala-Marquez do most often?
According to Medicare billing data, Christopher Alcala-Marquez the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Christopher Alcala-Marquez confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Christopher Alcala-Marquez. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.