JOHN JAIRO REYES-CASTANO M.D.
NPI 1073770145
Internal Medicine - Endocrinology, Diabetes & Metabolism in Springfield, VA

Q: What is John Reyes-castano's NPI number?

The NPI number for John Reyes-castano is 1073770145. It was assigned to this individual provider in the NPPES registry on May 16, 2008.

Q: What is John Reyes-castano's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Active since May 16, 2008PECOS EnrolledAccepts Medicare Assignment

6501 LOISDALE CT, SPRINGFIELD, VA 22150(706) 922-1067(703) 922-1041 Get Directions Write a Review

NPPES record last updated: January 8, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jan 8, 2022, May 31, 2021 (2 updates tracked since 2021).

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About John Jairo Reyes-castano M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN JAIRO REYES-CASTANO M.D. (NPI 1073770145) is an individual endocrinology, diabetes & metabolism provider in Springfield, Virginia, licensed in District Of Columbia (MD038927) and active in the NPI registry since May 2008. He is enrolled in Medicare PECOS and is a graduate of Other (2001).

NPPES Registry Identity

NPI1073770145

Entity TypeIndividualMale

Primary Taxonomy207RE0101X

Provider Legal NameJOHN JAIRO REYES-CASTANOCredential: M.D.

Location Address6501 LOISDALE CTSpringfield, VA 22150-1826

Mailing Address6501 Loisdale CtSpringfield, VA 22150-1826 · (703) 922-1067 · Fax (703) 922-1041

Phone(706) 922-1067

Fax(703) 922-1041

Sole ProprietorYes

Medical School CMSOtherGraduated 2001

Enumeration DateMay 16, 2008

Last NPPES UpdateJanuary 8, 20222 updates tracked since enumeration

NPPES CertifiedMay 31, 2021

✔ NPI 1073770145 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians

Taxonomy Code207RE0101X

License✔ Licensed in DC · MD038927

Definition

An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

6501 LOISDALE CT, Springfield, VA 22150

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

John Jairo Reyes-castano M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1254593056

PECOS Enrollment IDI20120424000029, I20230119000228

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show John Reyes-castano reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc

8.2 mi

Health Maintenance Organization

12255 FAIR OAKS PKWY
Fairfax, VA 22033

Reassigned Medicare billing, District of Columbia, Virginia and Maryland enrollments
Also billed through NPI 1972275196 (Virginia), NPI 1285752121 (Maryland)
2,492 clinicians in this Medicare group

NPI 1215058326 (703) 934-5700

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22150 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$147.85 typical visit price

range $65.18 – $194.86

Typical copayment $36.96 (range $16.29 – $48.71)

Most-billed visit code 99204

Established Patient

$113.72 typical visit price

range $21.40 – $158.88

Typical copayment $28.43 (range $5.35 – $39.72)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553

DME-Other DME · category DE017N

1 supplier11 claims11 services$185.46 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

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