DR. ANDREW LEE MERMELSTEIN MD
NPI 1215920335
Internal Medicine - Rheumatology in East Norriton, PA

Q: What is Andrew Mermelstein's NPI number?

The NPI number for Andrew Mermelstein is 1215920335. It was assigned to this individual provider in the NPPES registry on August 24, 2005.

Q: What is Andrew Mermelstein's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Active since August 24, 2005PECOS EnrolledAccepts Medicare Assignment

75/100

CMS Quality Rating

170 W. GERMANTOWN PIKE, SUITE C-2, EAST NORRITON, PA 19401(610) 277-2750(610) 277-7949 Get Directions Write a Review

NPPES record last updated: November 29, 2007. Verified against the NPPES registry weekly; last sync: July 19, 2026.

On this page

About Dr. Andrew Lee Mermelstein Md NPPES

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

DR. ANDREW LEE MERMELSTEIN MD (NPI 1215920335) is an individual rheumatology provider in East Norriton, Pennsylvania, licensed in Pennsylvania (MD061891L) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with Grand View Health, and is a graduate of New York University School Of Medicine (1994).

NPPES Registry Identity

NPI1215920335

Entity TypeIndividualMale

Primary Taxonomy207RR0500X

Provider Legal NameDR. ANDREW LEE MERMELSTEINCredential: MD

Location Address170 W. GERMANTOWN PIKE, SUITE C-2East Norriton, PA 19401-1389

Mailing Address170 W Germantown Pike, Suite C-2East Norriton, PA 19401-1389 · (610) 277-2750 · Fax (610) 277-7949

Phone(610) 277-2750

Fax(610) 277-7949

Sole ProprietorNo

Medical School CMSNew York University School Of MedicineGraduated 1994

Enumeration DateAugust 24, 2005

Last NPPES UpdateNovember 29, 2007

✔ NPI 1215920335 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians

Taxonomy Code207RR0500X

License✔ Licensed in PA · MD061891L

Definition

An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

170 W. GERMANTOWN PIKE, East Norriton, PA 19401

Open in Google Maps ↗

Other Identifiers 6

Medicare PIN960047GQTPA

Other0416013000PA · Keystone

Other2584PA · Aetna

Medicare UPING61535

Other0416013000PA · Personal Choice

Other960047PA · Blue Shield

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. Andrew Lee Mermelstein 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 ID5193738318

PECOS Enrollment IDI20100826000601

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 26

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.

Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) J0717

Certolizumab pegol is a medication injected under a doctor's supervision. It's used to treat certain inflammatory conditions like rheumatoid arthritis. The injection helps reduce symptoms like pain and swelling. Note that this drug isn't for self-administration.

62,800 services39 patients

Injection, tocilizumab, 1 mg J3262

Tocilizumab is a medication administered via injection. It's used to treat certain conditions like rheumatoid arthritis by reducing inflammation in the body. It works by blocking a substance in the body that leads to inflammation.

44,275 services14 patients

Injection, romosozumab-aqqg, 1 mg J3111

Romosozumab-aqqg is a medication given by injection to treat osteoporosis in patients at high risk for fractures. It works by increasing bone mass and strength, reducing the risk of fractures.

19,950 services19 patients

Injection, denosumab, 1 mg J0897

Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.

10,020 services127 patients

Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) J0129

Abatacept is a medication administered via injection under a doctor's supervision. It's used to treat conditions like rheumatoid arthritis by moderating the immune system. This code applies when the doctor administers the drug, not for self-administration.

7,350 services25 patients

Injection, infliximab, excludes biosimilar, 10 mg J1745

Infliximab is a medication given via injection to treat certain autoimmune conditions. It works by blocking the action of a substance in your body that causes inflammation. Each dose is based on your medical condition and response to treatment.

5,260 services32 patients

Established patient office or other outpatient visit, 20-29 minutes 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.

519 services390 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

489 services172 patients

Established patient office or other outpatient visit, 30-39 minutes 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.

489 services274 patients

Administration of chemotherapy into vein, 1 hour or less 96413

Chemotherapy is a treatment that uses drugs to destroy cancer cells. When administered into a vein, it's often through an IV. This procedure usually lasts 1 hour or less. You may feel a slight pinch as the needle is inserted, but it's generally painless.

280 services82 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

214 services71 patients

Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle 96401

This procedure involves giving anti-cancer drugs, which don't contain hormones, into the muscle or under the skin. These drugs help to stop the growth of cancer cells. The process is usually quick and done by a healthcare professional.

181 services27 patients

Administration of chemotherapy into vein, each additional hour 96415

Chemotherapy is a treatment method that uses drugs to destroy cancer cells. The drugs are administered into a vein, usually in the arm. Each additional hour of chemotherapy allows for more of the medication to enter your bloodstream to fight against the cancer cells.

175 services40 patients

Injection, zoledronic acid, 1 mg J3489

Zoledronic acid is a medication given via injection to strengthen bones. It's often used in patients with osteoporosis or certain types of cancer. The injection helps reduce the risk of fractures and other bone complications.

150 services30 patients

Aspiration and/or injection of fluid from large joint 20610

This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.

102 services55 patients

Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 96365

This is a procedure where a medical professional inserts a small tube into your vein to deliver medication, nutrients, or fluids directly into your bloodstream. This can be for treatment, prevention, or diagnosis. The process typically takes less than an hour.

97 services55 patients

New patient office or other outpatient visit, 45-59 minutes 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.

81 services81 patients

Injection of additional new drug or substance into vein 96375

This procedure involves introducing a new medication or substance into your bloodstream via a vein. It's typically done using a small needle. The substance can help treat various conditions or assist in diagnostic procedures. It's generally safe and monitored by professionals.

41 services11 patients

Aspiration and/or injection of fluid from small joint 20600

This procedure involves inserting a thin needle into a small joint to remove (aspirate) or inject fluid. It can help diagnose conditions, relieve discomfort, or administer medication directly into the joint. It's generally safe with minimal discomfort.

36 services24 patients

Injection, methylprednisolone acetate, 40 mg J1030

Methylprednisolone acetate is a medication given through an injection. It's a type of corticosteroid, which reduces inflammation and immune responses. It can be used to treat various conditions like arthritis, allergies, and skin diseases. This dose is 40 mg.

26 services20 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.

21 services20 patients

Injection into tendon or ligament 20550

An injection into a tendon or ligament involves placing medication directly into these areas to help reduce inflammation and pain. It's often used for conditions like arthritis or tendonitis. The procedure is quick and usually involves a local anesthetic.

16 services11 patients

Established patient office or other outpatient visit, 10-19 minutes 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

16 services14 patients

Injection, methylprednisolone acetate, 20 mg J1020

Methylprednisolone acetate is a medication given via injection to reduce inflammation and pain. It's often used to treat conditions like arthritis, allergic reactions, and certain skin diseases. The 20 mg dose is tailored to your specific needs.

16 services11 patients

New patient office or other outpatient visit, 60-74 minutes 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

Established patient office or other outpatient visit, 40-54 minutes 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.

14 services13 patients

Hospital Affiliations CMS Care Compare 5

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

Grand View Health

Acute Care Hospitals · Sellersville, PA

5/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number390057

Location700 Lawn AvenueSellersville, PA 18960 · Bucks County

Emergency services

Hospital Of Univ Of Pennsylvania

Acute Care Hospitals · Philadelphia, PA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390111

Location34th & Spruce StsPhiladelphia, PA 19104 · Philadelphia County

Emergency services Birthing friendly

Phoenixville Hospital

Acute Care Hospitals · Phoenixville, PA

3/5 CMS rating

OwnershipProprietary

CMS Certification Number390127

Location140 Nutt RoadPhoenixville, PA 19460 · Chester County

Emergency services Birthing friendly

Paoli Hospital

Acute Care Hospitals · Paoli, PA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390153

Location255 West Lancaster AvenuePaoli, PA 19301 · Chester County

Emergency services Birthing friendly

Einstein Medical Center Montgomery

Acute Care Hospitals · East Norriton, PA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390329

Location559 West Germantown PikeEast Norriton, PA 19403 · Montgomery County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19401 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.

75/100

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

Scored as part of a group practice

Reported Quality Measures

Documentation of Current Medications in the Medical Record

Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.

96%2,878 patients4/55-star benchmark: 100%

e-Prescribing

At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.

95%5,445 patients4/55-star benchmark: 100%

Patient-Generated Health Data

Patient-generated health data or data from a non-clinical setting is incorporated into the certified EHR technology for at least one unique patient seen by the MIPS eligible clinician during the performance period.

1%1,614 patients

Pneumococcal Vaccination Status for Older Adults

Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine

21%730 patients1/55-star benchmark: 90%

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

Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…

67%1,452 patients3/55-star benchmark: 97%

Preventive Care and Screening: Influenza Immunization

Percentage of patients aged 6 months and older seen for a visit between October 1 and March 31 who received an influenza immunization OR who reported previous receipt of an influenza immunization

66%1,096 patients4/55-star benchmark: 88%

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

Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user

Patients screenedForUse: 97% · 893 patients

Patients tobacco: 92% · 893 patients

32%66 patients2/55-star benchmark: 98%

Provide Patient Access

For at least one unique patient seen by the MIPS eligible clinician: (1) The patient (or the patient authorized representative) is provided timely access to view online, download, and transmit his or her health information; and (2) The MIPS eligible clinician…

62%1,614 patients3/55-star benchmark: 100%

Request/Accept Summary of Care

For at least one transition of care or referral received or patient encounter in which the MIPS eligible clinician has never before encountered the patient, the MIPS eligible clinician receives or retrieves and incorporates into the patient's record an…

1%275 patients1/55-star benchmark: 100%

Secure Messaging

For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of certified EHR technology to the patient (or the patient-authorized representative), or in…

2%1,614 patients1/55-star benchmark: 75%

View, Download and Transmit (VDT)

During the performance period, at least one unique patient (or patient-authorized representatives) seen by the MIPS eligible clinician actively engages with the EHR made accessible by the MIPS eligible clinician.

3%1,614 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.

Other Providers at the Same Location NPPES

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

DR. KERRY B. STONE MD

Internal Medicine (Rheumatology)

170 W. GERMANTOWN PIKE, NORRITON OFFICE CENTER, SUITE C-2
EAST NORRITON, PA 19401

Montgomery County (610) 277-2750

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 Andrew Mermelstein's NPI number?

The NPI number for Andrew Mermelstein is 1215920335. It was assigned to this individual provider in the NPPES registry on August 24, 2005.

Where is Andrew Mermelstein located?

Andrew Mermelstein practices at 170 W. Germantown Pike Suite C-2, East Norriton, PA 19401. The listed phone number is (610) 277-2750.

What is Andrew Mermelstein's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Andrew Mermelstein enrolled in Medicare?

Yes. Andrew Mermelstein 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.

Is Andrew Mermelstein affiliated with any hospitals?

According to CMS data, Andrew Mermelstein is affiliated with Grand View Health, Hospital Of Univ Of Pennsylvania, Phoenixville Hospital, Paoli Hospital and Einstein Medical Center Montgomery.

When was this NPI record last updated?

The NPPES record for Andrew Mermelstein was last updated on November 29, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.