DR. ALAN STUART CHANALES MD
NPI 1093719023
Internal Medicine - Pulmonary Disease in Rockville, MD

Active since June 08, 2005PECOS EnrolledAccepts Medicare Assignment
45.74/100
CMS Quality Rating
15225 SHADY GROVE RD, ROCKVILLE, MD 20850(301) 330-0200(301) 330-0202 Get Directions Write a Review

NPPES record last updated: March 30, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Feb 14, 2019, Feb 8, 2019 (2 updates tracked since 2019).

About Dr. Alan Stuart Chanales Md NPPES

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

DR. ALAN STUART CHANALES MD (NPI 1093719023) is an individual pulmonary disease provider in Rockville, Maryland, licensed in Maryland (29453) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Albert Einstein College Of Medicine Of Yeshiva University (1977).

NPPES Registry Identity

NPI1093719023
Entity TypeIndividualMale
Primary Taxonomy207RP1001X
Provider Legal NameDR. ALAN STUART CHANALESCredential: MD
Location Address15225 SHADY GROVE RDRockville, MD 20850-3254
Mailing AddressPo Box 1671Cumberland, MD 21501-1671 · (240) 964-8568 · Fax (240) 964-8337
Fax(301) 330-0202
Sole ProprietorYes
Medical School CMSAlbert Einstein College Of Medicine Of Yeshiva UniversityGraduated 1977
Enumeration DateJune 8, 2005
Last NPPES UpdateMarch 30, 20222 updates tracked since enumeration
NPPES CertifiedMarch 30, 2022
NPI 1093719023 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RP1001X
License Licensed in MD · 29453
Definition
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.
Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License 29453 (MD)
15225 SHADY GROVE RD, Rockville, MD 20850

Secondary Practice Locations 2

Location 112500 Willowbrook RdCumberland, MD 21502-6393 · Phone (240) 964-7000 · Fax (240) 967-8336
Location 212502 Willowbrook RdCumberland, MD 21502-6491 · Phone (240) 964-8750 · Fax (240) 964-8669

Other Identifiers 1

MedicaidAC9227821MD

Accepted Insurance

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. Alan Stuart Chanales Md 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 ID7315984697
PECOS Enrollment IDI20050408000830, I20220407002209
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.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Test to measure expiratory airflow and volume 94010
This test, known as spirometry, assesses how well your lungs work. It measures how much air you can inhale, how much you can exhale and how quickly you can exhale. It's non-invasive and helps diagnose conditions like asthma or COPD.
639 services390 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
452 services292 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
198 services118 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
142 services121 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
99 services99 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
67 services67 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20850 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

45.74/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality78.02
Improvement Activities0
Cost37.39

Reported Quality Measures

Controlling High Blood Pressure
70%108 patients4/55-star benchmark: 91%
Documentation of Current Medications in the Medical Record
97%1,223 patients4/55-star benchmark: 100%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
35%688 patients2/55-star benchmark: 98%
Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented
25%974 patients2/55-star benchmark: 61%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Patients combinedPopulations: 44% · 414 patients
Patients screened: 44% · 414 patients
100%21 patients5/55-star benchmark: 100%
Use of High-Risk Medications in Older Adults
Lower rates are better for this measure.
Patients appropriateDiagnosis: 1% · 333 patients
Patients totalRate: 3% · 333 patients
2%333 patients4/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 21

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

Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
6 suppliers25 claims25 services$33.20 avg. paid by Medicare
Administration set, with small volume nonfiltered pneumatic nebulizer, disposable A7003
DME-Other DME · category DE000N
4 suppliers62 claims124 services$1.10 avg. paid by Medicare
Small volume nonfiltered pneumatic nebulizer, disposable A7004
DME-Other DME · category DE000N
1 supplier27 claims54 services$0.99 avg. paid by Medicare
Filter, disposable, used with aerosol compressor or ultrasonic generator A7013
DME-Other DME · category DE000N
2 suppliers18 claims19 services$0.49 avg. paid by Medicare
Aerosol mask, used with dme nebulizer A7015
DME-Other DME · category DE000N
4 suppliers35 claims35 services$1.11 avg. paid by Medicare
Cushion for use on nasal mask interface, replacement only, each A7032
DME-Other DME · category DE001N
3 suppliers17 claims88 services$15.19 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.

Internal Medicine (Hematology & Oncology)
15225 SHADY GROVE RD, SUITE 210
ROCKVILLE, MD 20850
Internal Medicine (Cardiovascular Disease)
15225 SHADY GROVE RD, SUITE 201
ROCKVILLE, MD 20850
Internal Medicine (Cardiovascular Disease)
15225 SHADY GROVE RD, SUITE 201
ROCKVILLE, MD 20850
Clinic/Center (Medical Specialty)
15225 SHADY GROVE RD, STE. 303
ROCKVILLE, MD 20850
Internal Medicine (Cardiovascular Disease)
15225 SHADY GROVE RD, SUITE 201
ROCKVILLE, MD 20850
Family Medicine
15225 SHADY GROVE RD, SUITE 102
ROCKVILLE, MD 20850
Internal Medicine (Cardiovascular Disease)
15225 SHADY GROVE RD, SUITE 201
ROCKVILLE, MD 20850
Nurse Practitioner (Pediatrics)
15225 SHADY GROVE RD, #304
ROCKVILLE, MD 20850

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 Alan Chanales's NPI number?

The NPI number for Alan Chanales is 1093719023. It was assigned to this individual provider in the NPPES registry on June 8, 2005.

Where is Alan Chanales located?

Alan Chanales practices at 15225 Shady Grove Rd, Rockville, MD 20850. The listed phone number is (301) 330-0200.

What is Alan Chanales's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is Alan Chanales enrolled in Medicare?

Yes. Alan Chanales 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.

What insurance does Alan Chanales accept?

Health plans from CareSource list Alan Chanales as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Alan Chanales was last updated on March 30, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.