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DR. JOAN RITTER M.D.
NPI 1245322064
Internal Medicine in Bethesda, MD

Active since September 29, 2006PECOS EnrolledAccepts Medicare Assignment
AMERICA BUILDING WRNMMC RM 2510, 8901 WISCONSIN AVENUE, BETHESDA, MD 20889(301) 295-4515 Get Directions Write a Review

NPPES record last updated: August 30, 2023. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Joan Ritter M.d. NPPES

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

DR. JOAN RITTER M.D. (NPI 1245322064) is an individual internal medicine provider in Bethesda, Maryland, licensed in Virginia (0101229159) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS and is a graduate of Georgetown University School Of Medicine (1990).

NPPES Registry Identity

NPI1245322064
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. JOAN RITTERCredential: M.D.
Location AddressAMERICA BUILDING WRNMMC RM 2510, 8901 WISCONSIN AVENUEBethesda, MD 20889-0001
Mailing AddressAmerica Building Wrnmmc Rm 2510, 8901 Wisconsin AvenueBethesda, MD 20889-0001 · (301) 295-4515
Phone(301) 295-4515
Sole ProprietorNo
Medical School CMSGeorgetown University School Of MedicineGraduated 1990
Enumeration DateSeptember 29, 2006
Last NPPES UpdateAugust 30, 2023
NPPES CertifiedAugust 30, 2023
✔ NPI 1245322064 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in VA · 0101229159
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
AMERICA BUILDING WRNMMC RM 2510, Bethesda, MD 20889
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Joan Ritter 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 ID4284813783
PECOS Enrollment IDI20110131000555
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20889 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 5

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

Tracheal suction catheter, any type other than closed system, each A4624
DME-Other DME · category DE000N
1 supplier11 claims3,459 services$2.43 avg. paid by Medicare
Skin barrier, wipes or swabs, each A5120
DME-Orthotic Devices · category DF010N
1 supplier11 claims330 services$0.23 avg. paid by Medicare
Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034
DME-Other DME · category DE001N
3 suppliers14 claims14 services$44.42 avg. paid by Medicare
Filter, disposable, used with positive airway pressure device A7038
DME-Other DME · category DE001N
4 suppliers15 claims90 services$1.72 avg. paid by Medicare
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
2 suppliers18 claims18 services$174.51 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Joan Ritter's NPI number?

The NPI number for Joan Ritter is 1245322064. It was assigned to this individual provider in the NPPES registry on September 29, 2006.

Where is Joan Ritter located?

Joan Ritter practices at America Building Wrnmmc Rm 2510 8901 Wisconsin Avenue, Bethesda, MD 20889. The listed phone number is (301) 295-4515.

What is Joan Ritter's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Joan Ritter enrolled in Medicare?

Yes. Joan Ritter is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Joan Ritter was last updated on August 30, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.