1. Home
  2. Directory
  3. Pennsylvania
  4. Wynnewood
  5. Internal Medicine
  6. NPI Profile

DR. GREGORY STEVEN LENCHNER M.D.
NPI 1154302040
Internal Medicine - Pulmonary Disease in Wynnewood, PA

Active since November 08, 2005PECOS Enrolled
100/100
CMS Quality Rating
1001 CITY LINE AVE, WB113, WYNNEWOOD, PA 19096(610) 896-0280(610) 896-0286 Get Directions Write a Review

NPPES record last updated: April 22, 2010. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Gregory Steven Lenchner M.d. NPPES

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

DR. GREGORY STEVEN LENCHNER M.D. (NPI 1154302040) is an individual pulmonary disease provider in Wynnewood, Pennsylvania, licensed in Pennsylvania (MD018715E) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1154302040
Entity TypeIndividualMale
Primary Taxonomy207RP1001X
Provider Legal NameDR. GREGORY STEVEN LENCHNERCredential: M.D.
Location Address1001 CITY LINE AVE, WB113Wynnewood, PA 19096-3902
Mailing Address1001 City Line Ave, Wb113Wynnewood, PA 19096-3902 · (610) 896-0280 · Fax (610) 896-0286
Phone(610) 896-0280
Fax(610) 896-0286
Sole ProprietorNo
Enumeration DateNovember 8, 2005
Last NPPES UpdateApril 22, 2010
✔ NPI 1154302040 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RP1001X
License✔ Licensed in PA · MD018715E
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 MD018715E (PA)
Also ListedInternal Medicine · Geriatric MedicineTaxonomy 207RG0300X · License MD018715E (PA)
Also ListedInternal Medicine · Sleep MedicineTaxonomy 207RS0012X · License MD018715E (PA)
1001 CITY LINE AVE, Wynnewood, PA 19096
Open in Google Maps ↗

Other Identifiers 3

Medicare ID-Type UnspecifiedLE150543PA
Medicaid000724360PA
Medicare UPINB39947PA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Gregory Steven Lenchner M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Gregory Lenchner reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Respiratory Associates, Ltd
0.9 mi
Specialist
1001 CITY AVE, WB 113
Wynnewood, PA 19096
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 3 clinicians in this Medicare group
NPI 1073534939 (610) 896-0280

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

Areas of Expertise CMS Part B claims 11

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
655 services122 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
237 services68 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
215 services103 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.
187 services81 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
90 services85 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
55 services46 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19096 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
$137.17 typical visit price
range $59.88 – $180.99
Typical copayment $34.29 (range $14.97 – $45.24)
Most-billed visit code 99204
Established Patient
$105.21 typical visit price
range $19.30 – $147.29
Typical copayment $26.30 (range $4.82 – $36.82)
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.

100/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality100
Improvement Activities40
Cost67.45

Reported Quality Measures

Advance Care Plan
100%202 patients5/55-star benchmark: 100%
Controlling High Blood Pressure
82%84 patients4/55-star benchmark: 91%
Documentation of Current Medications in the Medical Record
100%633 patients5/55-star benchmark: 100%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
100%332 patients5/55-star benchmark: 100%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Patients combinedPopulations: 100% · 203 patients
Patients screened: 100% · 203 patients
100%28 patients5/55-star benchmark: 100%
Sleep Apnea: Assessment of Adherence to Positive Airway Pressure Therapy
100%44 patients
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 15

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
2 suppliers19 claims19 services$34.05 avg. paid by Medicare
Full face mask used with positive airway pressure device, each A7030
DME-Other DME · category DE001N
2 suppliers14 claims14 services$79.05 avg. paid by Medicare
Face mask interface, replacement for full face mask, each A7031
DME-Other DME · category DE001N
2 suppliers12 claims35 services$29.51 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
2 suppliers18 claims18 services$44.21 avg. paid by Medicare
Headgear used with positive airway pressure device A7035
DME-Other DME · category DE001N
3 suppliers16 claims16 services$15.40 avg. paid by Medicare
Filter, disposable, used with positive airway pressure device A7038
DME-Other DME · category DE001N
3 suppliers31 claims182 services$1.75 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 2

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

DR. GERARD JOHN DIEFES M.D.
Internal Medicine (Pulmonary Disease)
1001 CITY LINE AVE, WB 113
WYNNEWOOD, PA 19096
Montgomery County (610) 896-0280
DR. ROBERT ALAN PROMISLOFF D.O.
Internal Medicine (Pulmonary Disease)
1001 CITY LINE AVE, WB 113
WYNNEWOOD, PA 19096
Montgomery County (610) 896-0280

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 Gregory Lenchner's NPI number?

The NPI number for Gregory Lenchner is 1154302040. It was assigned to this individual provider in the NPPES registry on November 8, 2005.

Where is Gregory Lenchner located?

Gregory Lenchner practices at 1001 City Line Ave Wb113, Wynnewood, PA 19096. The listed phone number is (610) 896-0280.

What is Gregory Lenchner's specialty?

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

Is Gregory Lenchner enrolled in Medicare?

Yes. Gregory Lenchner is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Gregory Lenchner's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Lenchner reassigns Medicare benefits to Respiratory Associates, Ltd (Wynnewood, PA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Gregory Lenchner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Gregory Lenchner was last updated on April 22, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.