DR. LYNNE DIGGS M.D
NPI 1306835475
Internal Medicine in Silver Spring, MD

Q: What is Lynne Diggs's NPI number?

The NPI number for Lynne Diggs is 1306835475. It was assigned to this individual provider in the NPPES registry on October 20, 2005.

Q: What is Lynne Diggs's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Lynne Diggs was last updated on February 25, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since October 20, 2005PECOS EnrolledAccepts Medicare Assignment

91.48/100

CMS Quality Rating

3110 GRACEFIELD RD, SILVER SPRING, MD 20904(301) 572-8340(301) 573-8403 Get Directions Write a Review

NPPES record last updated: February 25, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jan 26, 2026, Mar 11, 2022, Jul 12, 2019 (3 updates tracked since 2019).

On this page

About Dr. Lynne Diggs M.d NPPES

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

DR. LYNNE DIGGS M.D (NPI 1306835475) is an individual internal medicine provider in Silver Spring, Maryland, licensed in Maryland (D34472) and active in the NPI registry since October 2005. She is enrolled in Medicare PECOS, is affiliated with Holy Cross Hospital, and maintains a secondary practice location in Kensington.

NPPES Registry Identity

NPI1306835475

Entity TypeIndividualFemale

Primary Taxonomy207R00000X

Provider Legal NameDR. LYNNE DIGGSCredential: M.D

Location Address3110 GRACEFIELD RDSilver Spring, MD 20904

Mailing Address5730 Executive Dr Ste 230Catonsville, MD 21228-1762 · (301) 572-8340

Phone(301) 572-8340

Fax(301) 573-8403

Sole ProprietorNo

Medical School CMSOtherGraduated 1985

Enumeration DateOctober 20, 2005

Last NPPES UpdateFebruary 25, 20263 updates tracked since enumeration

NPPES CertifiedFebruary 25, 2026

✔ NPI 1306835475 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in MD · D34472

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.

3110 GRACEFIELD RD, Silver Spring, MD 20904

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Secondary Practice Location 1

Location 110400 Connecticut Ave, SUITE 206Kensington, MD 20895-3910 · Phone (301) 962-4242

Other Identifiers 1

OtherJ134MD · Blue Cross Blue Shield

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Molina Healthcare.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. Lynne Diggs 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 ID7012815624

PECOS Enrollment IDI20031220000025

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 28

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.

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.

550 services329 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.

451 services289 patients

Annual depression screening, 5 to 15 minutes G0444

An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.

255 services255 patients

Annual alcohol misuse screening, 5 to 15 minutes G0442

An annual alcohol misuse screening is a 15-minute check-up to assess your drinking habits. It helps identify if you're consuming alcohol in a way that could harm your health. This is not a judgment, but a tool to promote your wellbeing.

254 services254 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

208 services208 patients

Blood test, clotting time 85610

A clotting time blood test helps determine how quickly your blood forms clots, a process crucial to stop bleeding. During the test, a small blood sample is taken from your arm. The sample is then analyzed in a lab to see how long it takes for a clot to form.

93 services12 patients

Telephone medical discussion with physician, 11-20 minutes 99442

This is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.

89 services72 patients

Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 99349

An established patient home visit is a medical appointment conducted at your home, typically lasting around 40 minutes. This service is ideal for patients who may find it difficult to travel to a healthcare facility. During this visit, a healthcare professional will evaluate your health status, manage your care, and answer any health-related questions you may have.

76 services34 patients

Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and G0180

This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.

55 services48 patients

Advance care planning, first 30 minutes 99497

Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.

51 services51 patients

Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 87635

This is a lab test that detects the presence of COVID-19 in your body. It uses a technique to amplify the virus's genetic material, either DNA or RNA, making it easier to identify. A positive result indicates an active infection.

48 services46 patients

Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309

A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.

47 services43 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.

46 services36 patients

Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 99348

An established patient home visit is a 25-minute appointment where a healthcare provider visits you at your home. This service is for patients who have previously been seen by the provider. It includes a check-up and discussion about your health concerns.

46 services39 patients

Influenza vaccine split virus, preservative free 90662

The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.

41 services40 patients

Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more 99306

An initial nursing facility visit is your first meeting with your healthcare team at a nursing facility. Lasting typically 45 minutes, this appointment involves a comprehensive health assessment and the creation of your personalized care plan. It's a crucial step to ensure your health and well-being.

41 services37 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

41 services40 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

36 services35 patients

Advance care planning, first 30 minutes 99497

36 services33 patients

Administration of pneumococcal, influenza, hepatitis b, and/or covid-19 vaccine inside a patient's home; reported only once per individual home per date of service when such vaccine administration(s) are performed at the patient's home M0201

The Covid-19 vaccine can be administered at your home for convenience and safety. This service is reported once per home, per date, when only the vaccine is given. It's a straightforward process where a medical professional visits your home to give the vaccine.

34 services34 patients

Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211

This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.

29 services20 patients

Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 90677

The Pneumococcal Conjugate Vaccine (PCV20) is a shot given to protect against 20 types of bacteria that can cause serious infections like pneumonia and meningitis. It's administered through a muscle, usually in the arm. It's important for overall health.

24 services24 patients

Administration of pneumococcal vaccine G0009

The pneumococcal vaccine helps protect against pneumococcal bacteria, which can cause severe infections like pneumonia and meningitis. The vaccine is given as an injection, typically in the arm. It's recommended for infants, older adults, and those with certain health conditions.

24 services24 patients

Urinalysis, manual test 81002

A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.

20 services16 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.

15 services15 patients

Removal of impacted ear wax by washing 69209

Impacted ear wax removal by washing, also known as ear irrigation, involves using a pressurized flow of water to break up and dislodge the ear wax. This safe procedure helps restore normal hearing and relieve discomfort caused by the blockage.

13 services11 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

13 services13 patients

Transitional care management services for problem of high complexity 99496

Transitional care management services are designed to ensure a smooth transition from a hospital to home or another care setting for patients with complex health issues. These services include medication management, patient education, and coordination with healthcare providers.

12 services12 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Holy Cross Hospital

Acute Care Hospitals · Silver Spring, MD

2/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number210004

Location1500 Forest Glen RoadSilver Spring, MD 20910 · Montgomery County

Birthing friendly

Johns Hopkins Hospital, The

Acute Care Hospitals · Baltimore, MD

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number210009

Location600 North Wolfe StreetBaltimore, MD 21287 · Baltimore City County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20904 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.

91.48/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

91.66

Promoting Interoperability

Improvement Activities

Cost

80.77

Reported Quality Measures

Advance Care Plan

49%777 patients2/55-star benchmark: 100%

Breast Cancer Screening

86%111 patients4/55-star benchmark: 93%

Closing the Referral Loop: Receipt of Specialist Report

0%141 patients1/55-star benchmark: 87%

Colorectal Cancer Screening

66%168 patients4/55-star benchmark: 88%

Controlling High Blood Pressure

87%129 patients4/55-star benchmark: 91%

Dementia: Cognitive Assessment

0%29 patients

Diabetes Mellitus: Diabetic Foot and Ankle Care, Ulcer Prevention - Evaluation of Footwear

0%142 patients1/55-star benchmark: 100%

Diabetes: Hemoglobin A1c (HbA1c) Poor Control (>9%)

Lower rates are better for this measure.

2%42 patients5/55-star benchmark: 91%

Documentation of Current Medications in the Medical Record

90%1,916 patients4/55-star benchmark: 100%

e-Prescribing

98%968 patients4/55-star benchmark: 100%

Falls: Screening for Future Fall Risk

82%795 patients4/55-star benchmark: 100%

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

87%682 patients4/55-star benchmark: 98%

Preventive Care and Screening: Screening for Depression and Follow-Up Plan

57%502 patients3/55-star benchmark: 97%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Patients screened: 71% · 511 patients

69%511 patients

Provide Patients Electronic Access to Their Health Information

96%397 patients4/55-star benchmark: 100%

Use of High-Risk Medications in Older Adults

Lower rates are better for this measure.

Patients appropriateDiagnosis: 2% · 759 patients

Patients totalRate: 6% · 773 patients

4%773 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 5

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

17 suppliers58 claims153 services$6.17 avg. paid by Medicare

Normal, low and high calibrator solution / chips A4256

DME-Other DME · category DE000N

2 suppliers14 claims14 services$2.53 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

8 suppliers26 claims45 services$1.16 avg. paid by Medicare

Manual adult size wheelchair, includes tilt in space E1161

DME-Wheelchairs · category DD000N

1 supplier11 claims11 services$176.89 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 suppliers11 claims11 services$215.60 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.

EUGENIO MACHADO M.D.

Internal Medicine

3110 GRACEFIELD RD
SILVER SPRING, MD 20904

Montgomery County (301) 572-8340

JOHN STUCKEY M.D.

Internal Medicine

3110 GRACEFIELD RD
SILVER SPRING, MD 20904

Montgomery County (301) 572-8340

DANIEL JOEL FEIRTAG M.D.

Internal Medicine (Geriatric Medicine)

3110 GRACEFIELD RD
SILVER SPRING, MD 20904

Montgomery County (301) 572-8340

CRAIG D THORNE MD

Preventive Medicine (Preventive Medicine/Occupational Environmental Medicine)

3110 GRACEFIELD RD
SILVER SPRING, MD 20904

Montgomery County (301) 628-3644

RWS, P.C.

Audiologist-Hearing Aid Fitter

3110 GRACEFIELD RD, RIDERWOOD MEDICAL CENTER
SILVER SPRING, MD 20904

Montgomery County (301) 572-8340

PATRICIA O'DONNELL CRNP

Nurse Practitioner (Adult Health)

3110 GRACEFIELD RD
SILVER SPRING, MD 20904

Montgomery County (301) 572-8340

VERONICA LYNELLE GALES SHORT

Physical Therapist

3110 GRACEFIELD RD
SILVER SPRING, MD 20904

Montgomery County (301) 572-1300

BARBARA HARRISON APRN

Clinical Nurse Specialist (Psychiatric/Mental Health, Adult)

3110 GRACEFIELD RD
SILVER SPRING, MD 20904

Montgomery County (301) 572-8340

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 Lynne Diggs's NPI number?

The NPI number for Lynne Diggs is 1306835475. It was assigned to this individual provider in the NPPES registry on October 20, 2005.

Where is Lynne Diggs located?

Lynne Diggs practices at 3110 Gracefield Rd, Silver Spring, MD 20904. The listed phone number is (301) 572-8340.

What is Lynne Diggs's specialty?

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

Is Lynne Diggs enrolled in Medicare?

Yes. Lynne Diggs 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 Lynne Diggs accept?

Health plans from Molina Healthcare list Lynne Diggs 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.

Is Lynne Diggs affiliated with any hospitals?

According to CMS data, Lynne Diggs is affiliated with Holy Cross Hospital and Johns Hopkins Hospital, The.

When was this NPI record last updated?

The NPPES record for Lynne Diggs was last updated on February 25, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.