Maria Diaz, CRNP
NPI 1609380484 · Family Nurse Practitioner · York, PA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Diaz, CRNP is a Family Nurse Practitioner provider in York, PA (NPI 1609380484).
Provider details
- NPI number
- 1609380484
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNP
- Sex
- Female
- Sole proprietor
- No
- License
- SP017952 (PA)
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 tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
11 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
352 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 161 | $73 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 77 | $103 |
| Respiratory Infectious Agent Detection By Rna for Severe Acute Respiratory Syndrome Coronavirus 2 (covid 19), Influenza A, Influenza B, and Respiratory Syncytial Virus, Upper Respiratory Specimen, Each Reported As Detected Or Not Detected0241U | 25 | $140 |
| Automated Urinalysis Test81003 | 19 | $2 |
| X-Ray of Chest, 2 Views71046 | 18 | $27 |
| Amplifed Dna Or Rna Probe Detection of Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19) Antigen |
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 |
|---|---|---|
| Prednisone | 71 | 71 |
| Propranolol Hclbrand: Propranolol Hcl Er | 51 | — |
| Levothyroxine Sodium | 51 | — |
| Haloperidol | 51 | — |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 46 | 46 |
| Famotidine | 33 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa |
Practice location
Mailing address
Additional practice locations (10)
- 9 Nathan LnAnnville, PA 17003-6500Phone: (717) 639-3350Fax: (717) 303-3546
- 446 N Reading RdEphrata, PA 17522-9802Phone: (717) 738-5275Fax: (717) 738-5278
- 455 S Washington St Ste 12Gettysburg, PA 17325-2516Phone: (717) 339-2875Fax: (717) 334-3921
- 100 Eisenhower DrHanover, PA 17331-5241Phone: (717) 646-4201Fax: (717) 646-4202
- 101 W Airport RdLititz, PA 17543-9274Phone: (717) 466-2445Fax: (717) 466-2447
- 4050 N George Street ExtManchester, PA 17345-9347Phone: (717) 356-4370Fax: (717) 260-3316
- 96 Sofia Dr Ste 208Shrewsbury, PA 17361-5201Phone: (717) 812-2400Fax: (717) 812-3005
- 601 Memory LnYork, PA 17402-2231Phone: (717) 851-1405
Registry dates
- Enumerated
- 2017-11-30
- Last updated
- 2025-03-14
- Certified
- 2025-03-11
Frequently asked questions
- What is Maria Diaz's NPI number?
- Maria Diaz's National Provider Identifier (NPI) is 1609380484, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Diaz's specialty?
- Maria Diaz is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Maria Diaz located?
- Maria Diaz's practice location on file with NPPES is 2250 E Market St, York, PA 17402-2857.
- What is Maria Diaz's phone number?
- The practice phone number listed in the NPPES registry for Maria Diaz is (717) 851-1566.
- Does Maria Diaz accept Medicare?
- Maria Diaz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Diaz's NPI active?
- Yes — Maria Diaz's NPI (1609380484) is active in the NPPES registry as of the last update on 2025-03-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.