Provider Profile
Justin P. Calvin, DNP, FNP-C
Unclaimed ProfileAbout Dr. Calvin
Listed in the NPI registry as a nurse practitioner, Justin P. Calvin, DNP, FNP-C practices in Concord, CA. Justin graduated from University of Utah School of Medicine in 2016. Justin is also listed as specializing in registered nurse and nurse practitioner — family. Medicare claims data shows Justin provided 110 services to 95 patients. 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, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and insertion of needle into vein for collection of blood sample.
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
- (888) 663-6331
- Email not available
Practice Locations
2001 DIAMOND BLVD STE C-100
Concord, CA 94520
4315 Diplomacy Dr
Anchorage, AK 99508
Procedures Most Often Billed to Medicare
110 services · 95 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
22 | Less often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
43 | Less often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
34 | Less often than most peers in Nurse Practitioner |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
11 | Less often than most peers in Nurse Practitioner |
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.
Other nurse practitioners at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
Clinically related specialties at the same address — the people this provider most likely works alongside.
Other nurse practitioners in Concord 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of Utah School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2016 at University of Utah School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in CA who bill this service to Medicare most often.
Common questions
What does Justin P. Calvin, DNP specialize in?
Justin P. Calvin, DNP is a nurse practitioner in Concord, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Justin P. Calvin, DNP located?
Justin P. Calvin, DNP is listed at 2001 Diamond Blvd Ste C-100, Concord, CA 94520. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Justin P. Calvin, DNP's phone number?
The number on file is (888) 663-6331. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Justin P. Calvin, DNP?
Justin P. Calvin, DNP's National Provider Identifier is 1417494055. 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 Justin P. Calvin, DNP train?
Justin P. Calvin, DNP attended University of Utah School of Medicine, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Justin P. Calvin, DNP have?
Justin P. Calvin, DNP has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
What does Justin P. Calvin, DNP do most often?
According to Medicare billing data, Justin P. Calvin, DNP performs procedures including insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Justin P. Calvin, DNP's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Justin P. Calvin, DNP. 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.