Mark Collazo, FNP
NPI 1437593696 · Family Nurse Practitioner · San Antonio, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Collazo, FNP is a Family Nurse Practitioner provider in San Antonio, TX (NPI 1437593696).
Provider details
- NPI number
- 1437593696
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Male
- Sole proprietor
- No
- License
- 675516 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 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
813 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 238 | $60 |
| Residence Visit for Established Patient With Low Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99348 | 190 | $62 |
| Application of Skin Substitute Graft to Wound of Trunk, Arms, Or Legs, 25.0 Sq Cm Or Less of Wound 100.0 Sq Cm Or Less15271 | 122 | $118 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 107 | $87 |
| Removal of Skin and Tissue, 20.0 Sq Cm Or Less11042 | 51 | $101 |
| Residence Visit for New Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 60 Minutes |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$104 across 1 record (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
- 2013-04-18
- Last updated
- 2020-05-04
- Certified
- 2020-05-04
Frequently asked questions
- What is Mark Collazo's NPI number?
- Mark Collazo's National Provider Identifier (NPI) is 1437593696, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Collazo's specialty?
- Mark Collazo is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mark Collazo located?
- Mark Collazo's practice location on file with NPPES is 1 Haven for Hope Way Ste 300, San Antonio, TX 78207-1268.
- What is Mark Collazo's phone number?
- The practice phone number listed in the NPPES registry for Mark Collazo is (210) 922-7000.
- Does Mark Collazo accept Medicare?
- Mark Collazo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Collazo's NPI active?
- Yes — Mark Collazo's NPI (1437593696) is active in the NPPES registry as of the last update on 2020-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.