DR. CHANDRA M GERA (M.D.) – Pulmonary Disease Physician, NPI 1609966621

DR. CHANDRA M GERA (M.D.) is a healthcare provider. based in Chicago, Illinois. specializing in PULMONARY DISEASE, INTERNAL MEDICINE, SLEEP MEDICINE, CRITICAL CARE (INTENSIVISTS). They hold the professional credentials M.D.. They hold a License No. MI4301043420 (MI). The NPI Number for DR. CHANDRA M GERA (M.D.) is 1609966621

Main info

Male
54 Years Of Experience
Accepts Medicare Assignment
Name
DR. CHANDRA M GERA (M.D.)
NPI
1609966621
Phone
Not provided
Address
8962 RELIABLE PKWY
Enumeration Date
13 October 2006
Last Update Date
25 May 2010

Doctor Profile

Medical School Name
OTHER
Secondary Phone
5178876733
Graduation Year
1972 (54 years ago)
PAC ID
0648167809
Group Practice PAC ID
3375561921
Professional Enrollment ID
I20051104000130
Address ID
MI489114287LA3937XDRXX401
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience66
Completeness75
Years active:19State licenses:2Digital endpointsOther names

657 PULMONARY DISEASE in MI

Loading map...

Provider Addresses for DR. CHANDRA M GERA (M.D.)

  • 8962 RELIABLE PKWY

    CHICAGO, IL 606860001

    Phone:

    Type: Mailing

  • 405, West Greenlawn Avenue, Greencroft Park, Lansing, Ingham County, Michigan, 48910, United States

    SUITE 130

    LANSING, MI 489102898

    Phone: (517) 346-5000

    Fax: (517) 346-5001

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

CMS reports 7 Open Payments records for all available years, with a total value of $153.

Total Amount is formed as General ($153) + Research ($0) + Ownership ($0) = $153.

Last reported payment date: 2024-12-16 • Largest payer in this snapshot: Inspire Medical Systems, Inc. ($37).

Total Amount

$153

General + Research + Ownership

Payments

7

Total payment records

General Amount

$153

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-16

Latest reported date

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2005-11-04

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20051104000130IPulmonary DiseaseMITBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99214Established patient office or other outpatient visit, 30-39 minutes7764$0
95810Sleep study in sleep lab (6 years or older)5655$0
99213Established patient office or other outpatient visit, 20-29 minutes5552$0
95811Sleep study in sleep lab with continuous airway pressure (6 years or older)4342$0
94729Test to examine how well the lungs exchange gases2323$0
View full utilization report →

Insurance plans in this area (ZIP 60686)

Loading plans...

Provider's Procedures

DR. CHANDRA M GERA (M.D.) performs procedures in PULMONARY DISEASE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
PULMONARY DISEASEMI94060Measurement and graphic recording of the amount and speed of breathed air, before and following medication administration380374
PULMONARY DISEASEMI95811Sleep monitoring of patient (6 years or older) in sleep lab with continued pressured respiratory assistance by mask or breathing tube118114

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 3375561921View full group profile
NameSpecialtyState
Internal Medicine, Sleep MedicineMI
Family PracticeMI

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

Can I verify DR. CHANDRA M GERA (M.D.) with an NPI only?
You can start verification with NPI 1609966621 for DR. CHANDRA M GERA (M.D.), then check state licensing separately.
Does CMS list DR. CHANDRA M GERA (M.D.) as active?
Yes — DR. CHANDRA M GERA (M.D.) is active in the NPI listing used on this page.
What is DR. CHANDRA M GERA (M.D.)'s specialty?
The listing groups DR. CHANDRA M GERA (M.D.) with Pulmonary Disease Physician. Clinical services aligned with this taxonomy classification.
Does DR. CHANDRA M GERA (M.D.) list a practice location?
Patients near Chicago, Illinois may find DR. CHANDRA M GERA (M.D.) in results; validate coverage separately.
Why does DR. CHANDRA M GERA (M.D.) have multiple addresses?
2 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

Similar Providers

DR. MICHAEL HOWARD RIES (MD)

Critical Care Medicine (Internal Medicine) Physician
Howard Brown Health Diversey, 2800, North Sheridan Road, Lake View, Lakeview, Chicago, Lake View Township, Cook County, Illinois, 60657, United States
NPI: 1366446791

DR. NEIL ROSENBERG (MD)

Pulmonary Disease Physician
5600 W ADDISON ST STE 503
NPI: 1265436695

DR. SCOTT PORTER NEELEY

Pulmonary Disease Physician
Howard Brown Health Diversey, 2800, North Sheridan Road, Lake View, Lakeview, Chicago, Lake View Township, Cook County, Illinois, 60657, United States
NPI: 1083618417

DR. WILLIAM MERRICK SANDERS (MD)

Pulmonary Disease Physician
Howard Brown Health Diversey, 2800, North Sheridan Road, Lake View, Lakeview, Chicago, Lake View Township, Cook County, Illinois, 60657, United States
NPI: 1164426599

DR. VADIM LEYENSON (MD)

Critical Care Medicine (Internal Medicine) Physician
1055 N Curtis Rd
NPI: 1427052851

MARIBE FE BANGAYAN (MD)

Pulmonary Disease Physician
5140 N. CALIFORNIA AVE.
NPI: 1982602629

DR. THOMAS EUGENE LIAO (M.D.)

Pulmonary Disease Physician
5600, West Addison Street, Martin Luther, Portage Park, Chicago, Jefferson Township, Cook County, Illinois, 60634, United States
NPI: 1356348270

NELSON KANTER (MD)

Pulmonary Disease Physician
5140 N. CALIFORNIA AVE
NPI: 1750389490