Maria Barciona Guzman, MD
NPI 1346625274 · Internal Medicine Physician · Holyoke, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Barciona Guzman, MD is a Internal Medicine Physician provider in Holyoke, MA (NPI 1346625274).
Provider details
- NPI number
- 1346625274
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 274240 (MA)
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
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
119 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) |
|---|---|---|
| Blood Glucose (sugar) Level82947 | 71 | $4 |
| Hemoglobin A1c Level83036 | 48 | $10 |
Typical Medicare-allowed amounts for these services range $4–$10 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 139 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 473 | 131 |
| Amlodipine Besylate | 400 | 105 |
| Gabapentin | 373 | 77 |
| Lisinopril | 269 | 73 |
| Metformin Hcl | 242 | 70 |
| Omeprazole | 242 | 67 |
| Hydrochlorothiazide | 209 |
Practice location
Mailing address
Additional practice locations (1)
- 760 BroadwayBrooklyn, NY 11206-5317Phone: (718) 963-8000
Registry dates
- Enumerated
- 2015-07-21
- Last updated
- 2018-09-12
Frequently asked questions
- What is Maria Barciona Guzman's NPI number?
- Maria Barciona Guzman's National Provider Identifier (NPI) is 1346625274, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Barciona Guzman's specialty?
- Maria Barciona Guzman is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Maria Barciona Guzman located?
- Maria Barciona Guzman's practice location on file with NPPES is 230 Maple St Ste 1, Holyoke, MA 01040-5140.
- What is Maria Barciona Guzman's phone number?
- The practice phone number listed in the NPPES registry for Maria Barciona Guzman is (413) 420-2200.
- Does Maria Barciona Guzman accept Medicare?
- Maria Barciona Guzman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Barciona Guzman's NPI active?
- Yes — Maria Barciona Guzman's NPI (1346625274) is active in the NPPES registry as of the last update on 2018-09-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.