Dr. Anna M. Grassi, DO

  • Reading, PA
  • OB-GYN
NPI1255691457PAC ID1355631474
Medicare services, 2024
72
Medicare patients, 2024
78
Part D claims, 2024
218
MIPS score, 2024
85
Hospital affiliations
2
Practice address
301 S 7th Ave, Reading, PA 19611
Practice phone
Call (484) 628-7900
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Advanced Care for Women - Tower Health Medical Group

Reading, Pennsylvania

See all 5 affiliations

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Dr. Anna M. Grassi is an OB-GYN in Reading, Pennsylvania

Dr. Grassi practices at Advanced Care for Women - Tower Health Medical Group in Reading, Pennsylvania.

Dr. Grassi's NPI, 1255691457, was assigned on May 22, 2012. Dr. Grassi graduated from Lake Erie College of Osteopathic Medicine, Erie in 2012. Dr. Grassi holds Pennsylvania license OS018148.

NPI and contact details
Medicare PAC ID
1355631474
NPI enumeration date
May 22, 2012
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(484) 628-7900
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
40
Medical school graduation
2012

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Anna M. Grassi practices at Advanced Care for Women - Tower Health Medical Group in Reading, Pennsylvania

Dr. Grassi's primary practice is Advanced Care for Women - Tower Health Medical Group, at 301 S 7th Ave, Reading, PA 19611 in Berks County. The practice phone is (484) 628-7900.

  • Advanced Care for Women - Tower Health Medical Group
    301 S 7th Ave, Reading, PA 19611 · Berks CountyPhone(484) 628-7900

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Anna M. Grassi is affiliated with 4 sites of care and 1 medical group

Dr. Grassi's primary practice is Advanced Care for Women - Tower Health Medical Group in Reading, Pennsylvania. Dr. Grassi is also affiliated with Reading Hospital. The medical group on file is Tower Health Medical Group. Dmand AI also links Dr. Grassi to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Grassi

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Anna M. Grassi's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grassi practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Advanced Care for Women - Tower Health Medical GroupAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Anna M. Grassi is one of 1,573 OB-GYNs in Pennsylvania

Obstetrics and gynecology is Dr. Grassi's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Grassi is licensed in Pennsylvania.

Specialties and state licenses

  • Obstetrics and gynecology, PennsylvaniaPrimaryLicense OS018148 · taxonomy 207V00000X

OB-GYNs near Dr. Grassi

Counts of OB-GYNs with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Anna M. Grassi billed Medicare for 72 services in 2024

CMS data shows 72 Medicare services from Dr. Grassi across 3 procedure codes in 2024, for 78 Medicare patients. Medicare paid $2,959 for them. Every service was in an office.

Medicare services, 202472
Medicare patients78
Paid by Medicare$2,959
Procedure codes3

Dr. Grassi's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Other services
2023: 402024: 6050%
Office and hospital visits
2023: 172024: 1229%
Imaging
2023: 142024: 0100%

Dr. Grassi compared with the Pennsylvania median for OB-GYNs, 2024

  • Dr. Grassi
  • Pennsylvania median
Medicare services
72vs 5824% above
Medicare patients
78vs 5250% above
Part D claims
90vs 392.3 times

Medians across 1,317 OB-GYNs in Pennsylvania with Dmand AI profiles that report each measure.

Dr. Grassi's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Grassi

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Anna M. Grassi treated 78 Medicare patients in 2024, average age 71

CMS counts 78 Medicare patients who saw Dr. Grassi in 2024. The largest group is 65 to 74, with 54 patients. 75% of them have high cholesterol, and 63% have high blood pressure. Their average risk score is 0.91, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Grassi's median patient age at 39, with 99% women.

Medicare patients, 202478
Average age71
Average risk score0.91

Dr. Grassi's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Dr. Grassi's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure63%
  3. Arthritis44%
  4. Osteoporosis31%
  5. Anxiety22%
  6. Mood disorders22%
  7. Depression19%
  8. Chronic kidney disease18%

Share of Medicare patients with each condition. A patient can have several.

Dr. Grassi's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 39

Patient panel by sex, all payers

  • Women99%
  • Men0%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Anna M. Grassi wrote 218 Medicare Part D claims in 2024

In 2024, Dr. Grassi wrote 218 Medicare Part D claims for 86 patients. 82% of them were for generic drugs. CMS names the drug for 90 of them, across 3 drugs with 11 or more claims each, at $18,427 in total drug cost. In 2023, CMS named 148 claims across 8 drugs.

Part D claims, 2024218
Drugs named by CMS3
Total drug cost$18,427
Part D patients86

Dr. Grassi's Part D claims by kind of drug, 2024

  • Generic178 claims82%
  • Brand-name40 claims18%

Dr. Grassi's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Grassi's Part D claims, 2024

  • Antibiotics7%15 of 218 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1482024: 9039%

Drugs named by CMS: 3 in 2024, 8 in 2023.

See all prescribing by Dr. Grassi

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Anna M. Grassi scored 85 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Grassi for performance year 2024, reported as part of a group. Dr. Grassi accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Grassi's MIPS scores, performance year 2024

  • 85of 100Final score
  • 73.3of 100Quality
  • 97of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 78of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Removal of the uterus: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Anna M. Grassi received $757 in industry payments from 2016 to 2025

CMS Open Payments shows 22 general payments to Dr. Grassi from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 52% of the total. Intuitive Surgical, Inc. paid the most, $476.

General payments to Dr. Grassi by program year, 2016 to 2025

General payments to Dr. Grassi by kind, 2016 to 2025

$757in total
  • Food and beverage$39752%
  • Travel and lodging$29038%
  • Education$709%

Companies that paid Dr. Grassi the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Grassi

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Anna M. Grassi graduated from Lake Erie College of Osteopathic Medicine, Erie

Dr. Grassi graduated from Lake Erie College of Osteopathic Medicine, Erie in 2012.

  1. Medical schoolLake Erie College of Osteopathic Medicine, Erie

Source: Dmand AI Professional Profile Data

Sources for Dr. Anna M. Grassi's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Anna M. Grassi

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Anna M. Grassi's NPI number?

Dr. Anna M. Grassi's NPI number is 1255691457. It was assigned on May 22, 2012, and it is active in the NPI Registry.

What kind of doctor is Dr. Anna M. Grassi?

Dr. Anna M. Grassi is an OB-GYN in Reading, Pennsylvania. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).

Where does Dr. Anna M. Grassi practice?

Dr. Grassi practices at 301 S 7th Ave, Reading, PA 19611. Dr. Grassi's primary practice is Advanced Care for Women - Tower Health Medical Group in Reading, Pennsylvania. Dmand AI also links Dr. Grassi to 1 hospital and 1 group practice or clinic.

What is Dr. Anna M. Grassi's office phone number?

The practice phone on file for Dr. Grassi is (484) 628-7900.

What is Dr. Anna M. Grassi's medical license number?

Dr. Grassi holds Pennsylvania license OS018148.

Which hospitals is Dr. Anna M. Grassi affiliated with?

Dr. Grassi is affiliated with Reading Hospital. Dmand AI links Dr. Grassi to 1 more hospital.

What medical group is Dr. Anna M. Grassi part of?

Dr. Grassi is linked to Tower Health Medical Group.

Does Dr. Anna M. Grassi accept Medicare?

Yes. CMS data shows Dr. Grassi billed Medicare for 72 services in 2024, and Dr. Grassi accepts Medicare assignment.

What is Dr. Anna M. Grassi's MIPS score?

Dr. Grassi's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.

How many Medicare patients does Dr. Anna M. Grassi see?

CMS counts 78 Medicare patients who saw Dr. Grassi in 2024, with an average age of 71.

Show 5 more questionsShow fewer questions

What services does Dr. Anna M. Grassi bill to Medicare?

In 2024, Dr. Grassi's most billed Medicare services were medicare service (G0101), office visit, established patient (99213) and medicare temporary code (Q0091).

Where did Dr. Anna M. Grassi go to medical school?

Dr. Grassi graduated from Lake Erie College of Osteopathic Medicine, Erie in 2012.

What drugs does Dr. Anna M. Grassi prescribe most?

In 2024 Medicare Part D data, Dr. Grassi's most prescribed drugs by claims were Estradiol, Myrbetriq and Oxybutynin Chloride ER.

Has Dr. Anna M. Grassi received payments from drug or device companies?

CMS Open Payments shows $757 in general payments to Dr. Grassi from 10 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Anna M. Grassi been practicing?

Dr. Grassi graduated from medical school in 2012, 14 years ago.

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